Check Valves - Apollo Valves

Check valves are essential flow control devices that allow fluid movement in one direction while preventing backflow. These self-activating valves enhance system efficiency, reduce pr...

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Apollo Brass Mini Check Valve with Standard Configuration 1" (2 x FNPT)
MPN:6170501
The Apollo 61-700 check valve is ideally suited for cold water, and air applications for prevention of reverse flow. The modular check cartridge provides superior leak-tight performance with low pressure loss. It is rated at 230 PSIG with a maximum temperature of 200°F.Sizes: 1/4" - 1"Acetyl Check Valve BodyNitrile (Buna-N) Check SealsASTM B16 Brass HousingCheck Opening Pressure: .5 psi
The Apollo 61-700 check valve is ideally suited for cold water, and air applications for prevention of reverse flow. The modular check cartridge provides superior leak-tight performance with low pressure loss. It is rated at 230 PSIG with a maximum temperature of 200°F.Sizes: 1/4" - 1"Acetyl Check Valve BodyNitrile (Buna-N) Check SealsASTM B16 Brass HousingCheck Opening Pressure: .5 psi
Sale Price:

$94.11$111.42

Regular Price: $111.42, you save $17.31 (16%)
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Apollo Brass Mini Check Valve with Standard Configuration 1/2" (2 x FNPT)
MPN:6170301
The Apollo 61-700 check valve is ideally suited for cold water, and air applications for prevention of reverse flow. The modular check cartridge provides superior leak-tight performance with low pressure loss. It is rated at 230 PSIG with a maximum temperature of 200°F.Sizes: 1/4" - 1"Acetyl Check Valve BodyNitrile (Buna-N) Check SealsASTM B16 Brass HousingCheck Opening Pressure: .5 psi
The Apollo 61-700 check valve is ideally suited for cold water, and air applications for prevention of reverse flow. The modular check cartridge provides superior leak-tight performance with low pressure loss. It is rated at 230 PSIG with a maximum temperature of 200°F.Sizes: 1/4" - 1"Acetyl Check Valve BodyNitrile (Buna-N) Check SealsASTM B16 Brass HousingCheck Opening Pressure: .5 psi
Sale Price:

$58.78$69.59

Regular Price: $69.59, you save $10.81 (16%)
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Apollo Brass Mini Check Valve with Standard Configuration 1/2" (2 x FNPT)
MPN:6170302
The Apollo 61-700 check valve is ideally suited for cold water, and air applications for prevention of reverse flow. The modular check cartridge provides superior leak-tight performance with low pressure loss. It is rated at 230 PSIG with a maximum temperature of 200°F.Sizes: 1/4" - 1"Acetyl Check Valve BodyNitrile (Buna-N) Check SealsASTM B16 Brass HousingCheck Opening Pressure: .5 psi
The Apollo 61-700 check valve is ideally suited for cold water, and air applications for prevention of reverse flow. The modular check cartridge provides superior leak-tight performance with low pressure loss. It is rated at 230 PSIG with a maximum temperature of 200°F.Sizes: 1/4" - 1"Acetyl Check Valve BodyNitrile (Buna-N) Check SealsASTM B16 Brass HousingCheck Opening Pressure: .5 psi
Sale Price:

$67.45$79.86

Regular Price: $79.86, you save $12.41 (16%)
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Available for Purchase

Subject to factory lead times

Apollo Brass Mini Check Valve with Standard Configuration 1/4" (2 x FNPT)
MPN:6170101
The Apollo 61-700 check valve is ideally suited for cold water, and air applications for prevention of reverse flow. The modular check cartridge provides superior leak-tight performance with low pressure loss. It is rated at 230 PSIG with a maximum temperature of 200°F.Sizes: 1/4" - 1"Acetyl Check Valve BodyNitrile (Buna-N) Check SealsASTM B16 Brass HousingCheck Opening Pressure: .5 psi
The Apollo 61-700 check valve is ideally suited for cold water, and air applications for prevention of reverse flow. The modular check cartridge provides superior leak-tight performance with low pressure loss. It is rated at 230 PSIG with a maximum temperature of 200°F.Sizes: 1/4" - 1"Acetyl Check Valve BodyNitrile (Buna-N) Check SealsASTM B16 Brass HousingCheck Opening Pressure: .5 psi
Sale Price:

$59.88$70.90

Regular Price: $70.90, you save $11.02 (16%)
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Available for Purchase

Subject to factory lead times

Apollo Brass Mini Check Valve with Standard Configuration 3/4" (2 x FNPT)
MPN:6170401
The Apollo 61-700 check valve is ideally suited for cold water, and air applications for prevention of reverse flow. The modular check cartridge provides superior leak-tight performance with low pressure loss. It is rated at 230 PSIG with a maximum temperature of 200°F.Sizes: 1/4" - 1"Acetyl Check Valve BodyNitrile (Buna-N) Check SealsASTM B16 Brass HousingCheck Opening Pressure: .5 psi
The Apollo 61-700 check valve is ideally suited for cold water, and air applications for prevention of reverse flow. The modular check cartridge provides superior leak-tight performance with low pressure loss. It is rated at 230 PSIG with a maximum temperature of 200°F.Sizes: 1/4" - 1"Acetyl Check Valve BodyNitrile (Buna-N) Check SealsASTM B16 Brass HousingCheck Opening Pressure: .5 psi
Sale Price:

$68.48$81.08

Regular Price: $81.08, you save $12.60 (16%)
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Available for Purchase

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Apollo Brass Mini Check Valve with Standard Configuration 3/8" (2 x FNPT)
MPN:6170201
The Apollo 61-700 check valve is ideally suited for cold water, and air applications for prevention of reverse flow. The modular check cartridge provides superior leak-tight performance with low pressure loss. It is rated at 230 PSIG with a maximum temperature of 200°F.Sizes: 1/4" - 1"Acetyl Check Valve BodyNitrile (Buna-N) Check SealsASTM B16 Brass HousingCheck Opening Pressure: .5 psi
The Apollo 61-700 check valve is ideally suited for cold water, and air applications for prevention of reverse flow. The modular check cartridge provides superior leak-tight performance with low pressure loss. It is rated at 230 PSIG with a maximum temperature of 200°F.Sizes: 1/4" - 1"Acetyl Check Valve BodyNitrile (Buna-N) Check SealsASTM B16 Brass HousingCheck Opening Pressure: .5 psi
Sale Price:

$59.88$70.90

Regular Price: $70.90, you save $11.02 (16%)
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Available for Purchase

Subject to factory lead times

Apollo Bronze 2 Piece Ball Valve with SS Latch-Lock Lever & Nut, Integral Check Cartridge 1-1/2" (2 x FNPT)
MPN:7010727BC
The Apollo® 70 Series is the most widely used general purpose bronze ball valve on the market today. The 70-100-BC model is a 2-piece standard port* ball valve combined with bubble-tight check capabilities and positive shut-off. Cast and machined in Apollo’s South Carolina manufacturing plants, these valves provide trusted performance and a wide range of options.Chromium Plated BallReinforced TFE Seats & Stuffing Box RingBlowout-Proof Stem DesignAdjustable Packing Gland
The Apollo® 70 Series is the most widely used general purpose bronze ball valve on the market today. The 70-100-BC model is a 2-piece standard port* ball valve combined with bubble-tight check capabilities and positive shut-off. Cast and machined in Apollo’s South Carolina manufacturing plants, these valves provide trusted performance and a wide range of options.Chromium Plated BallReinforced TFE Seats & Stuffing Box RingBlowout-Proof Stem DesignAdjustable Packing Gland
Sale Price:

$172.01$203.65

Regular Price: $203.65, you save $31.64 (16%)
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Apollo Bronze 2 Piece Ball Valve with SS Latch-Lock Lever & Nut, Integral Check Cartridge 1/2" (2 x FNPT)
MPN:7010327BC
The Apollo® 70 Series is the most widely used general purpose bronze ball valve on the market today. The 70-100-BC model is a 2-piece standard port* ball valve combined with bubble-tight check capabilities and positive shut-off. Cast and machined in Apollo’s South Carolina manufacturing plants, these valves provide trusted performance and a wide range of options.Chromium Plated BallReinforced TFE Seats & Stuffing Box RingBlowout-Proof Stem DesignAdjustable Packing Gland
The Apollo® 70 Series is the most widely used general purpose bronze ball valve on the market today. The 70-100-BC model is a 2-piece standard port* ball valve combined with bubble-tight check capabilities and positive shut-off. Cast and machined in Apollo’s South Carolina manufacturing plants, these valves provide trusted performance and a wide range of options.Chromium Plated BallReinforced TFE Seats & Stuffing Box RingBlowout-Proof Stem DesignAdjustable Packing Gland
Sale Price:

$67.25$79.62

Regular Price: $79.62, you save $12.37 (16%)
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Apollo Bronze Ball-Cone In-Line Check Valve less Spring 1" (2 x FNPT)
MPN:61105A1
Apollo 61 Series Ball Cone® Check Valves offer reliable protection against reverse flow and exceptional resistance to chemicals and corrosion using proven ASTM quality materials. Well-suited for a broad range of applications, including saturated steam and chemical service. May be installed in both horizontal and vertical flow with upward flow. Made in the USA.Spring ActuatedTight Shut-off with Liquid MediaFlow Straight-Through Design EfficiencyRPTFE Ball Cone for Chemical Resistance100% Factory Tested
Apollo 61 Series Ball Cone® Check Valves offer reliable protection against reverse flow and exceptional resistance to chemicals and corrosion using proven ASTM quality materials. Well-suited for a broad range of applications, including saturated steam and chemical service. May be installed in both horizontal and vertical flow with upward flow. Made in the USA.Spring ActuatedTight Shut-off with Liquid MediaFlow Straight-Through Design EfficiencyRPTFE Ball Cone for Chemical Resistance100% Factory Tested
Sale Price:

$149.49$177.00

Regular Price: $177.00, you save $27.51 (16%)
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Subject to factory lead times

Apollo Brass Mini Check Valve with Standard Configuration 1" (2 x FNPT)
MPN:6170501
The Apollo 61-700 check valve is ideally suited for cold water, and air applications for prevention of reverse flow. The modular check cartridge provides superior leak-tight performance with low pressure loss. It is rated at 230 PSIG with a maximum temperature of 200°F.Sizes: 1/4" - 1"Acetyl Check Valve BodyNitrile (Buna-N) Check SealsASTM B16 Brass HousingCheck Opening Pressure: .5 psi
The Apollo 61-700 check valve is ideally suited for cold water, and air applications for prevention of reverse flow. The modular check cartridge provides superior leak-tight performance with low pressure loss. It is rated at 230 PSIG with a maximum temperature of 200°F.Sizes: 1/4" - 1"Acetyl Check Valve BodyNitrile (Buna-N) Check SealsASTM B16 Brass HousingCheck Opening Pressure: .5 psi
Sale Price:

$94.11$111.42

Regular Price: $111.42, you save $17.31 (16%)
Loginto your account
Available for Purchase

Subject to factory lead times

Apollo Brass Mini Check Valve with Standard Configuration 1/2" (2 x FNPT)
MPN:6170301
The Apollo 61-700 check valve is ideally suited for cold water, and air applications for prevention of reverse flow. The modular check cartridge provides superior leak-tight performance with low pressure loss. It is rated at 230 PSIG with a maximum temperature of 200°F.Sizes: 1/4" - 1"Acetyl Check Valve BodyNitrile (Buna-N) Check SealsASTM B16 Brass HousingCheck Opening Pressure: .5 psi
The Apollo 61-700 check valve is ideally suited for cold water, and air applications for prevention of reverse flow. The modular check cartridge provides superior leak-tight performance with low pressure loss. It is rated at 230 PSIG with a maximum temperature of 200°F.Sizes: 1/4" - 1"Acetyl Check Valve BodyNitrile (Buna-N) Check SealsASTM B16 Brass HousingCheck Opening Pressure: .5 psi
Sale Price:

$58.78$69.59

Regular Price: $69.59, you save $10.81 (16%)
Loginto your account
Available for Purchase

Subject to factory lead times

Apollo Brass Mini Check Valve with Standard Configuration 1/2" (2 x FNPT)
MPN:6170302
The Apollo 61-700 check valve is ideally suited for cold water, and air applications for prevention of reverse flow. The modular check cartridge provides superior leak-tight performance with low pressure loss. It is rated at 230 PSIG with a maximum temperature of 200°F.Sizes: 1/4" - 1"Acetyl Check Valve BodyNitrile (Buna-N) Check SealsASTM B16 Brass HousingCheck Opening Pressure: .5 psi
The Apollo 61-700 check valve is ideally suited for cold water, and air applications for prevention of reverse flow. The modular check cartridge provides superior leak-tight performance with low pressure loss. It is rated at 230 PSIG with a maximum temperature of 200°F.Sizes: 1/4" - 1"Acetyl Check Valve BodyNitrile (Buna-N) Check SealsASTM B16 Brass HousingCheck Opening Pressure: .5 psi
Sale Price:

$67.45$79.86

Regular Price: $79.86, you save $12.41 (16%)
Loginto your account
Available for Purchase

Subject to factory lead times

Apollo Brass Mini Check Valve with Standard Configuration 1/4" (2 x FNPT)
MPN:6170101
The Apollo 61-700 check valve is ideally suited for cold water, and air applications for prevention of reverse flow. The modular check cartridge provides superior leak-tight performance with low pressure loss. It is rated at 230 PSIG with a maximum temperature of 200°F.Sizes: 1/4" - 1"Acetyl Check Valve BodyNitrile (Buna-N) Check SealsASTM B16 Brass HousingCheck Opening Pressure: .5 psi
The Apollo 61-700 check valve is ideally suited for cold water, and air applications for prevention of reverse flow. The modular check cartridge provides superior leak-tight performance with low pressure loss. It is rated at 230 PSIG with a maximum temperature of 200°F.Sizes: 1/4" - 1"Acetyl Check Valve BodyNitrile (Buna-N) Check SealsASTM B16 Brass HousingCheck Opening Pressure: .5 psi
Sale Price:

$59.88$70.90

Regular Price: $70.90, you save $11.02 (16%)
Loginto your account
Available for Purchase

Subject to factory lead times

Apollo Brass Mini Check Valve with Standard Configuration 3/4" (2 x FNPT)
MPN:6170401
The Apollo 61-700 check valve is ideally suited for cold water, and air applications for prevention of reverse flow. The modular check cartridge provides superior leak-tight performance with low pressure loss. It is rated at 230 PSIG with a maximum temperature of 200°F.Sizes: 1/4" - 1"Acetyl Check Valve BodyNitrile (Buna-N) Check SealsASTM B16 Brass HousingCheck Opening Pressure: .5 psi
The Apollo 61-700 check valve is ideally suited for cold water, and air applications for prevention of reverse flow. The modular check cartridge provides superior leak-tight performance with low pressure loss. It is rated at 230 PSIG with a maximum temperature of 200°F.Sizes: 1/4" - 1"Acetyl Check Valve BodyNitrile (Buna-N) Check SealsASTM B16 Brass HousingCheck Opening Pressure: .5 psi
Sale Price:

$68.48$81.08

Regular Price: $81.08, you save $12.60 (16%)
Loginto your account
Available for Purchase

Subject to factory lead times

Apollo Brass Mini Check Valve with Standard Configuration 3/8" (2 x FNPT)
MPN:6170201
The Apollo 61-700 check valve is ideally suited for cold water, and air applications for prevention of reverse flow. The modular check cartridge provides superior leak-tight performance with low pressure loss. It is rated at 230 PSIG with a maximum temperature of 200°F.Sizes: 1/4" - 1"Acetyl Check Valve BodyNitrile (Buna-N) Check SealsASTM B16 Brass HousingCheck Opening Pressure: .5 psi
The Apollo 61-700 check valve is ideally suited for cold water, and air applications for prevention of reverse flow. The modular check cartridge provides superior leak-tight performance with low pressure loss. It is rated at 230 PSIG with a maximum temperature of 200°F.Sizes: 1/4" - 1"Acetyl Check Valve BodyNitrile (Buna-N) Check SealsASTM B16 Brass HousingCheck Opening Pressure: .5 psi
Sale Price:

$59.88$70.90

Regular Price: $70.90, you save $11.02 (16%)
Loginto your account
Available for Purchase

Subject to factory lead times

Apollo Bronze 2 Piece Ball Valve with SS Latch-Lock Lever & Nut, Integral Check Cartridge 1-1/2" (2 x FNPT)
MPN:7010727BC
The Apollo® 70 Series is the most widely used general purpose bronze ball valve on the market today. The 70-100-BC model is a 2-piece standard port* ball valve combined with bubble-tight check capabilities and positive shut-off. Cast and machined in Apollo’s South Carolina manufacturing plants, these valves provide trusted performance and a wide range of options.Chromium Plated BallReinforced TFE Seats & Stuffing Box RingBlowout-Proof Stem DesignAdjustable Packing Gland
The Apollo® 70 Series is the most widely used general purpose bronze ball valve on the market today. The 70-100-BC model is a 2-piece standard port* ball valve combined with bubble-tight check capabilities and positive shut-off. Cast and machined in Apollo’s South Carolina manufacturing plants, these valves provide trusted performance and a wide range of options.Chromium Plated BallReinforced TFE Seats & Stuffing Box RingBlowout-Proof Stem DesignAdjustable Packing Gland
Sale Price:

$172.01$203.65

Regular Price: $203.65, you save $31.64 (16%)
Loginto your account
Available for Purchase

Subject to factory lead times

Apollo Bronze 2 Piece Ball Valve with SS Latch-Lock Lever & Nut, Integral Check Cartridge 1/2" (2 x FNPT)
MPN:7010327BC
The Apollo® 70 Series is the most widely used general purpose bronze ball valve on the market today. The 70-100-BC model is a 2-piece standard port* ball valve combined with bubble-tight check capabilities and positive shut-off. Cast and machined in Apollo’s South Carolina manufacturing plants, these valves provide trusted performance and a wide range of options.Chromium Plated BallReinforced TFE Seats & Stuffing Box RingBlowout-Proof Stem DesignAdjustable Packing Gland
The Apollo® 70 Series is the most widely used general purpose bronze ball valve on the market today. The 70-100-BC model is a 2-piece standard port* ball valve combined with bubble-tight check capabilities and positive shut-off. Cast and machined in Apollo’s South Carolina manufacturing plants, these valves provide trusted performance and a wide range of options.Chromium Plated BallReinforced TFE Seats & Stuffing Box RingBlowout-Proof Stem DesignAdjustable Packing Gland
Sale Price:

$67.25$79.62

Regular Price: $79.62, you save $12.37 (16%)
Loginto your account
Available for Purchase

Subject to factory lead times

Apollo Bronze Ball-Cone In-Line Check Valve less Spring 1" (2 x FNPT)
MPN:61105A1
Apollo 61 Series Ball Cone® Check Valves offer reliable protection against reverse flow and exceptional resistance to chemicals and corrosion using proven ASTM quality materials. Well-suited for a broad range of applications, including saturated steam and chemical service. May be installed in both horizontal and vertical flow with upward flow. Made in the USA.Spring ActuatedTight Shut-off with Liquid MediaFlow Straight-Through Design EfficiencyRPTFE Ball Cone for Chemical Resistance100% Factory Tested
Apollo 61 Series Ball Cone® Check Valves offer reliable protection against reverse flow and exceptional resistance to chemicals and corrosion using proven ASTM quality materials. Well-suited for a broad range of applications, including saturated steam and chemical service. May be installed in both horizontal and vertical flow with upward flow. Made in the USA.Spring ActuatedTight Shut-off with Liquid MediaFlow Straight-Through Design EfficiencyRPTFE Ball Cone for Chemical Resistance100% Factory Tested
Sale Price:

$149.49$177.00

Regular Price: $177.00, you save $27.51 (16%)
Loginto your account
Available for Purchase

Subject to factory lead times