Valve Repair Kits & Parts
Valve repair kits and parts are essential components used to maintain and repair valves in fluid control systems. These kits typically include seals, gaskets, o-rings, springs, and other necessary parts needed to restore or replace worn or damaged elements of a valve. Valve repair kits and parts enable the repair and refurbishment of valves, extending their lifespan and ensuring proper functioning. By using these kits, operators can quickly and cost-effectively address valve issues without requiring complete valve replacement. These kits are available for different types and sizes of valves, allowing for specific repairs tailored to the valve's design and requirements. Valve repair kits and parts are essential for industries such as manufacturing, petrochemicals, water treatment, and HVAC, where reliable valve performance is crucial.
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The Apollo Valves 4000705 is a Kit, Major Rubber Repair 1-1/4. It is commonly found in commercial mechanical systems, fire protection, and oil and gas applications. Apollo products are trusted by engineers and specifiers worldwide.
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Available for Purchase
Subject to factory lead times
Engineered by Apollo, the 40003A1S is a Repair Kit, Major 1/4-1/2. Typical applications span plumbing, oil and gas, and industrial processing environments. Apollo products are trusted by engineers and specifiers worldwide. This product meets relevant ASME and UL standards.
Requires Quote
Available for Purchase
Subject to factory lead times
The 4000301 from Apollo is a Repair Kit, Major 1/4-1/2. Typical applications span plumbing, industrial processing, and commercial mechanical systems environments. The 4000301 reflects Apollo's long-standing reputation for quality and innovation. This product meets relevant NSF and ASME standards.
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Available for Purchase
Subject to factory lead times
Part number 40003A1 from Apollo is a Repair Kit, Major 1/4-1/2. This product serves professionals across commercial mechanical systems, industrial processing, and HVAC sectors. Backed by Apollo's commitment to quality, the 40003A1 is built to perform under real-world conditions.
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Subject to factory lead times
The Apollo Valves 78229201 is a Mounting Kit, 10 141 Ser. Typical applications span HVAC, plumbing, and oil and gas environments. As a leader in valves and flow control, Apollo manufactures every component to exacting standards. It is designed to comply with applicable ASME and UL requirements.
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Subject to factory lead times
The Apollo CX04632 is a Mounting Kit, 12 141butterfly Valve. It is commonly found in commercial mechanical systems, fire protection, and industrial processing applications. Backed by Apollo's commitment to quality, the CX04632 is built to perform under real-world conditions.
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Available for Purchase
Subject to factory lead times
Part number 78261501 from Apollo is a Mounting Kit, 2cl150 Hpbutterfly Valve. This product serves professionals across plumbing, fire protection, and marine sectors. Backed by Apollo's commitment to quality, the 78261501 is built to perform under real-world conditions. This product meets relevant NSF and ASME standards.
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Available for Purchase
Subject to factory lead times
Part number CX04536 from Apollo is a Mounting Kit, 8 141 Ser TO A0100. It is commonly found in HVAC, commercial mechanical systems, and industrial processing applications. Backed by Apollo's commitment to quality, the CX04536 is built to perform under real-world conditions.
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Available for Purchase
Subject to factory lead times
Part number 78219101 from Apollo is a Kit, Plastic T-hdl 70 Ser. Typical applications span HVAC, commercial mechanical systems, and marine environments. Apollo products are trusted by engineers and specifiers worldwide.
Requires Quote
Available for Purchase
Subject to factory lead times
The 78219201 from Apollo is a Kit, Plastic T-hdl 70 Ser. This product serves professionals across commercial mechanical systems, oil and gas, and plumbing sectors. Apollo Valves is recognized globally for engineering products that meet strict performance standards. It is designed to comply with applicable FM and ASME requirements.
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Available for Purchase
Subject to factory lead times
Engineered by Apollo, the CX03599 is a Kit, Plate Notch. It is commonly found in commercial mechanical systems, plumbing, and industrial processing applications. As a leader in valves and flow control, Apollo manufactures every component to exacting standards. It is designed to comply with applicable ASME and UL requirements.
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Available for Purchase
Subject to factory lead times
Part number CX03600 from Apollo is a Kit, Plate Notch. Typical applications span plumbing, HVAC, and fire protection environments. As a leader in valves and flow control, Apollo manufactures every component to exacting standards. It is designed to comply with applicable NSF and FM requirements.
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Available for Purchase
Subject to factory lead times
The Apollo Valves 40003A2S is a Kit, Poppet Repair 1/4-1/2. This product serves professionals across HVAC, oil and gas, and marine sectors. The 40003A2S reflects Apollo's long-standing reputation for quality and innovation. It is designed to comply with applicable NSF and ASME requirements.
Requires Quote
Available for Purchase
Subject to factory lead times
The Apollo Valves 78199001 is a Kit, Positioner AE Ser. Typical applications span HVAC, oil and gas, and commercial mechanical systems environments. The 78199001 reflects Apollo's long-standing reputation for quality and innovation. This product meets relevant ASME and FM standards.
Requires Quote
Available for Purchase
Subject to factory lead times
The Apollo Valves 78201301 is a Kit, Positioner AE Ser. It is commonly found in plumbing, HVAC, and fire protection applications. The 78201301 reflects Apollo's long-standing reputation for quality and innovation.
Requires Quote
Available for Purchase
Subject to factory lead times
The 78199101 from Apollo is a Kit, Positioner AE Ser. It is commonly found in plumbing, oil and gas, and fire protection applications. Backed by Apollo's commitment to quality, the 78199101 is built to perform under real-world conditions. It is designed to comply with applicable UL and FM requirements.
Requires Quote
Available for Purchase
Subject to factory lead times
Engineered by Apollo, the 78199201 is a Kit, Positioner AE Ser. It is commonly found in HVAC, industrial processing, and oil and gas applications. Backed by Apollo's commitment to quality, the 78199201 is built to perform under real-world conditions. It is designed to comply with applicable NSF and FM requirements.
Requires Quote
Available for Purchase
Subject to factory lead times
The Apollo Valves 4A00711 is a Kit, PVB Complete Internals. This product serves professionals across plumbing, fire protection, and marine sectors. As a leader in valves and flow control, Apollo manufactures every component to exacting standards.
Requires Quote
Available for Purchase
Subject to factory lead times
The 4A00811 from Apollo is a Kit, PVB Complete Internals. Typical applications span industrial processing, plumbing, and commercial mechanical systems environments. Apollo Valves is recognized globally for engineering products that meet strict performance standards.
Requires Quote
Available for Purchase
Subject to factory lead times
The Apollo Valves 4A00411 is a Kit, PVB Complete Internals. This product serves professionals across fire protection, marine, and HVAC sectors. As a leader in valves and flow control, Apollo manufactures every component to exacting standards. It is designed to comply with applicable ASME and UL requirements.
Requires Quote
Available for Purchase
Subject to factory lead times
The Apollo 4A00511 is a Kit, PVB Complete Internals. It is commonly found in oil and gas, commercial mechanical systems, and industrial processing applications. Backed by Apollo's commitment to quality, the 4A00511 is built to perform under real-world conditions.
Requires Quote
Available for Purchase
Subject to factory lead times
Engineered by Apollo, the 4000905 is a Kit, Rel Vlv Repair 2-1/2-3. Typical applications span oil and gas, HVAC, and plumbing environments. As a leader in valves and flow control, Apollo manufactures every component to exacting standards. It is designed to comply with applicable UL and FM requirements.
Requires Quote
Available for Purchase
Subject to factory lead times
The 4000C05 from Apollo is a Kit, Rel Vlv Repair 6. It is commonly found in plumbing, industrial processing, and fire protection applications. The 4000C05 reflects Apollo's long-standing reputation for quality and innovation. It is designed to comply with applicable ASME and NSF requirements.
Requires Quote
Available for Purchase
Subject to factory lead times
Engineered by Apollo, the 4000906 is a Kit, Rel Vlv Rubber Repair. It is commonly found in HVAC, commercial mechanical systems, and oil and gas applications. Apollo Valves is recognized globally for engineering products that meet strict performance standards. This product meets relevant NSF and FM standards.
Requires Quote
Available for Purchase
Subject to factory lead times
The Apollo Valves 4000705 is a Kit, Major Rubber Repair 1-1/4. It is commonly found in commercial mechanical systems, fire protection, and oil and gas applications. Apollo products are trusted by engineers and specifiers worldwide.
Requires Quote
Available for Purchase
Subject to factory lead times
Engineered by Apollo, the 40003A1S is a Repair Kit, Major 1/4-1/2. Typical applications span plumbing, oil and gas, and industrial processing environments. Apollo products are trusted by engineers and specifiers worldwide. This product meets relevant ASME and UL standards.
Requires Quote
Available for Purchase
Subject to factory lead times
The 4000301 from Apollo is a Repair Kit, Major 1/4-1/2. Typical applications span plumbing, industrial processing, and commercial mechanical systems environments. The 4000301 reflects Apollo's long-standing reputation for quality and innovation. This product meets relevant NSF and ASME standards.
Requires Quote
Available for Purchase
Subject to factory lead times
Part number 40003A1 from Apollo is a Repair Kit, Major 1/4-1/2. This product serves professionals across commercial mechanical systems, industrial processing, and HVAC sectors. Backed by Apollo's commitment to quality, the 40003A1 is built to perform under real-world conditions.
Requires Quote
Available for Purchase
Subject to factory lead times
The Apollo Valves 78229201 is a Mounting Kit, 10 141 Ser. Typical applications span HVAC, plumbing, and oil and gas environments. As a leader in valves and flow control, Apollo manufactures every component to exacting standards. It is designed to comply with applicable ASME and UL requirements.
Requires Quote
Available for Purchase
Subject to factory lead times
The Apollo CX04632 is a Mounting Kit, 12 141butterfly Valve. It is commonly found in commercial mechanical systems, fire protection, and industrial processing applications. Backed by Apollo's commitment to quality, the CX04632 is built to perform under real-world conditions.
Requires Quote
Available for Purchase
Subject to factory lead times
Part number 78261501 from Apollo is a Mounting Kit, 2cl150 Hpbutterfly Valve. This product serves professionals across plumbing, fire protection, and marine sectors. Backed by Apollo's commitment to quality, the 78261501 is built to perform under real-world conditions. This product meets relevant NSF and ASME standards.
Requires Quote
Available for Purchase
Subject to factory lead times
Part number CX04536 from Apollo is a Mounting Kit, 8 141 Ser TO A0100. It is commonly found in HVAC, commercial mechanical systems, and industrial processing applications. Backed by Apollo's commitment to quality, the CX04536 is built to perform under real-world conditions.
Requires Quote
Available for Purchase
Subject to factory lead times
Part number 78219101 from Apollo is a Kit, Plastic T-hdl 70 Ser. Typical applications span HVAC, commercial mechanical systems, and marine environments. Apollo products are trusted by engineers and specifiers worldwide.
Requires Quote
Available for Purchase
Subject to factory lead times
The 78219201 from Apollo is a Kit, Plastic T-hdl 70 Ser. This product serves professionals across commercial mechanical systems, oil and gas, and plumbing sectors. Apollo Valves is recognized globally for engineering products that meet strict performance standards. It is designed to comply with applicable FM and ASME requirements.
Requires Quote
Available for Purchase
Subject to factory lead times
Engineered by Apollo, the CX03599 is a Kit, Plate Notch. It is commonly found in commercial mechanical systems, plumbing, and industrial processing applications. As a leader in valves and flow control, Apollo manufactures every component to exacting standards. It is designed to comply with applicable ASME and UL requirements.
Requires Quote
Available for Purchase
Subject to factory lead times
Part number CX03600 from Apollo is a Kit, Plate Notch. Typical applications span plumbing, HVAC, and fire protection environments. As a leader in valves and flow control, Apollo manufactures every component to exacting standards. It is designed to comply with applicable NSF and FM requirements.
Requires Quote
Available for Purchase
Subject to factory lead times
The Apollo Valves 40003A2S is a Kit, Poppet Repair 1/4-1/2. This product serves professionals across HVAC, oil and gas, and marine sectors. The 40003A2S reflects Apollo's long-standing reputation for quality and innovation. It is designed to comply with applicable NSF and ASME requirements.
Requires Quote
Available for Purchase
Subject to factory lead times
The Apollo Valves 78199001 is a Kit, Positioner AE Ser. Typical applications span HVAC, oil and gas, and commercial mechanical systems environments. The 78199001 reflects Apollo's long-standing reputation for quality and innovation. This product meets relevant ASME and FM standards.
Requires Quote
Available for Purchase
Subject to factory lead times
The Apollo Valves 78201301 is a Kit, Positioner AE Ser. It is commonly found in plumbing, HVAC, and fire protection applications. The 78201301 reflects Apollo's long-standing reputation for quality and innovation.
Requires Quote
Available for Purchase
Subject to factory lead times
The 78199101 from Apollo is a Kit, Positioner AE Ser. It is commonly found in plumbing, oil and gas, and fire protection applications. Backed by Apollo's commitment to quality, the 78199101 is built to perform under real-world conditions. It is designed to comply with applicable UL and FM requirements.
Requires Quote
Available for Purchase
Subject to factory lead times
Engineered by Apollo, the 78199201 is a Kit, Positioner AE Ser. It is commonly found in HVAC, industrial processing, and oil and gas applications. Backed by Apollo's commitment to quality, the 78199201 is built to perform under real-world conditions. It is designed to comply with applicable NSF and FM requirements.
Requires Quote
Available for Purchase
Subject to factory lead times
The Apollo Valves 4A00711 is a Kit, PVB Complete Internals. This product serves professionals across plumbing, fire protection, and marine sectors. As a leader in valves and flow control, Apollo manufactures every component to exacting standards.
Requires Quote
Available for Purchase
Subject to factory lead times
The 4A00811 from Apollo is a Kit, PVB Complete Internals. Typical applications span industrial processing, plumbing, and commercial mechanical systems environments. Apollo Valves is recognized globally for engineering products that meet strict performance standards.
Requires Quote
Available for Purchase
Subject to factory lead times
The Apollo Valves 4A00411 is a Kit, PVB Complete Internals. This product serves professionals across fire protection, marine, and HVAC sectors. As a leader in valves and flow control, Apollo manufactures every component to exacting standards. It is designed to comply with applicable ASME and UL requirements.
Requires Quote
Available for Purchase
Subject to factory lead times
The Apollo 4A00511 is a Kit, PVB Complete Internals. It is commonly found in oil and gas, commercial mechanical systems, and industrial processing applications. Backed by Apollo's commitment to quality, the 4A00511 is built to perform under real-world conditions.
Requires Quote
Available for Purchase
Subject to factory lead times
Engineered by Apollo, the 4000905 is a Kit, Rel Vlv Repair 2-1/2-3. Typical applications span oil and gas, HVAC, and plumbing environments. As a leader in valves and flow control, Apollo manufactures every component to exacting standards. It is designed to comply with applicable UL and FM requirements.
Requires Quote
Available for Purchase
Subject to factory lead times
The 4000C05 from Apollo is a Kit, Rel Vlv Repair 6. It is commonly found in plumbing, industrial processing, and fire protection applications. The 4000C05 reflects Apollo's long-standing reputation for quality and innovation. It is designed to comply with applicable ASME and NSF requirements.
Requires Quote
Available for Purchase
Subject to factory lead times
Engineered by Apollo, the 4000906 is a Kit, Rel Vlv Rubber Repair. It is commonly found in HVAC, commercial mechanical systems, and oil and gas applications. Apollo Valves is recognized globally for engineering products that meet strict performance standards. This product meets relevant NSF and FM standards.
Requires Quote
Available for Purchase
Subject to factory lead times
FAQS
- Valve repair kits are pre-packaged sets of replacement parts specifically assembled for a particular valve model, containing all the wear components needed to rebuild or refurbish the valve to like-new condition. A typical valve repair kit includes seals, gaskets, O-rings, seats, packing, springs, and other soft goods (elastomeric and polymer components) that wear out or degrade over time due to the effects of pressure cycling, temperature, chemical exposure, and friction. For example, repair kits for Worcester ball valves available through Centro include PTFE stem packing, PTFE thrust washers, PTFE seals, FKM O-rings, and RTFE (reinforced PTFE) seats — all the parts needed to re-seal the valve and restore tight shutoff. Repair kits for Dwyer diaphragm valves include replacement diaphragms and seal components. Having the correct repair kit on hand allows maintenance to rebuild a valve during a scheduled outage rather than purchasing and waiting for a complete replacement valve, saving both cost and downtime.
- Repairing a valve with a rebuild kit is generally the right choice when the valve body, bonnet, and other metallic structural components are still in good condition and only the soft sealing components (seats, seals, packing, O-rings, gaskets) have worn out. This is the most common maintenance scenario for valves in normal service — the metal body lasts for decades, but the polymer and elastomer seals wear over time and need periodic replacement. Repair is usually more cost-effective than replacement for larger, more expensive valves where the body and trim represent the majority of the valve cost. Replacement is the better option when the valve body shows significant corrosion, erosion, cracking, or other structural damage that compromises its pressure-containing integrity; when the valve design is obsolete and spare parts are no longer available; when the valve has been repaired multiple times and the internal surfaces are too worn to hold new seals properly; or when the process requirements have changed and a different valve type or size is now needed.
- Replacement pilot valve assemblies are complete, pre-assembled pilot valve units that can be swapped into an existing valve to restore proper operation when the original pilot section has failed. Rather than replacing the entire valve, you replace only the pilot mechanism — the solenoid, armature, pilot orifice, and associated seals — which is the section most likely to fail or degrade over time. Centro carries replacement pilot valve assemblies for several product lines, including the Dwyer SVT Series (replacement pilot valve assemblies that restore the solenoid operation of these temperature control valves). Pilot section failures are typically caused by coil burnout (from overheating, voltage spikes, or moisture ingress), pilot orifice clogging (from dirty or contaminated air supply), and armature or plunger wear (from millions of operating cycles). Having a replacement pilot assembly on hand allows quick field repair without removing the main valve body from the piping — the pilot section is typically bolted or threaded onto the main valve body and can be swapped in minutes.
- Identifying the correct repair kit requires knowing the valve's manufacturer, model number, and size. The manufacturer's part number (MPN) for the valve is the most reliable way to cross-reference to the correct repair kit — each valve model has a specific kit designed to fit its internal dimensions, seal groove sizes, and component specifications. The valve size (pipe connection size) is also critical because even within the same model family, different sizes use different diameter seals, seats, and packing. The valve's material of construction (body material and trim material) may affect which kit is correct, as some models offer different seal materials optimized for different services. If the valve nameplate or MPN is not readable, measure the valve's connection size, identify the manufacturer from the body markings or casting patterns, and consult with Centro's product specialists who can help cross-reference from the available information. Always verify that the kit contents match the components in the valve before beginning the repair — compare each part from the kit to the corresponding worn part removed from the valve.
- A smart spare parts strategy minimizes unplanned downtime while controlling inventory costs. Keep repair kits on hand for your most critical valves — those where a failure would shut down a production line, create a safety hazard, or cause environmental non-compliance. Prioritize repair kits for valves in severe service (high temperatures, corrosive chemicals, abrasive media, high cycling rates) because their soft goods wear out faster. Stock replacement solenoid coils for your pilot valves and solenoid valves, as coil failure is one of the most common electrical valve failures. Stock replacement diaphragms for diaphragm valves and pulse valves, as these are the primary wear components. Keep replacement actuator seal kits for your pneumatic actuators. For commonly used valve sizes and types, consider keeping a complete spare valve that can be installed immediately as a swap-out, with the failed valve then repaired on the bench and returned to spare stock. Work with Centro's product specialists to identify your critical valves and build a recommended spare parts list based on your specific installed base and operating conditions.