Check Valves

Elbow Check Valve Stainless Steel - 1/4" Push-in x 1/8" MPT

Part Number: SCV-CI480821W
Alternate Part Number: SCV-PI480821S (grey)

Hydronamic SCV-CI480821W Stainless Elbow Check Valve - 1/4" Push-in x 1/8" MPT Features: Stainless Steel check valve inserted into a John Guest Male Elbow Push-In fitting 1/4 OD Tube size x 1/4 Male NPT. Commonly used with standard membranes on...View Details

$8.40

Elbow Check Valve Stainless Steel - 1/4" Push-in x 1/4" MPT

Part Number: SCV-CI480822S
Alternate Part Number: SCV-PI480822S

Hydronamic SCV-CI480822S Stainless Elbow Check Valve - 1/4" Push-in x 1/4" MPT Features: Stainless Steel check valve inserted into a John Guest Male Elbow Push-In fitting 1/4 OD Tube size x 1/4 Male MPT.View Details

$8.60

Male Straight Check Valve Stainless Steel - 1/4" Push-in x 1/8" MPT

Part Number: SCV-CI010821W
Alternate Part Number: SCV-PI010821S (grey)

Hydronamic SCV-CI010821W Straight Stainless Male Check Valve - 1/4" Push-in x 1/8" MPT Features: Stainless Steel check valve inserted into a Straight John Guest Male Connector Push-In fitting 1/4 OD Tube size x 1/4 Male NPT. Commonly used with...View Details

$8.27

Male Straight Check Valve Stainless Steel - 1/4" Push-in x 1/4" MPT

Part Number: SCV-CI010822S

Hydronamic SCV-CI010822S Straight Stainless Check Valve - 1/4" Push-in x 1/4" MPT Features: Stainless Steel check valve inserted into a John Guest Male Connector Push-In fitting 1/4 OD Tube size x 1/4 Male NPT.View Details

$8.60

DMfit Check Valve - 1/4" Push-in

Part Number: ACHV0404
Alternate Part Number: A4CV4

DMfit ACHV0404 Check Valve - 1/4" Push-in Features: Acetal copolymer construction O-rings are NBR or EPDM Unique oval collet design FDA approved materials For water, air, gases, vacuum, & liquids NSF Certified 51 & 62 Available in Gray or...View Details

$10.88

DMfit Check Valve - 3/8" Push-in (1/4 CTS)

Part Number: ACHV0606
Alternate Part Number: A6CV6, 3/8SCV

DMfit ACHV0606 Check Valve - 3/8" Push-in (1/4 CTS) Features: Acetal copolymer construction O-rings are NBR or EPDM Unique oval collet design FDA approved materials For water, air, gases, vacuum, & liquids NSF Certified 51 & 62 Available...View Details

$12.47

DMfit Check Valve - 1/2" Push-in (3/8 CTS)

Part Number: ACHV0707
Alternate Part Number: A7CV7

DMfit ACHV0707 Check Valve - 1/2" Push-in (3/8 CTS) Features: Acetal copolymer construction O-rings are NBR or EPDM Unique oval collet design FDA approved materials For water, air, gases, vacuum, & liquids NSF Certified 51 & 62 Available...View Details

$14.08

SeaTech Check Valve - 1/2 CTS (5/8 OD)

Part Number: 3540-10
Alternate Part Number: 003540-10, 013540-10

SeaTech 3540-10 Check Valve - 1/2 CTS (5/8 OD) Features: Manufactured in Off-White Polysulfone EPDM O-ring Certified to NSF-61, NSF-14, CSA B137.5, ASTM F877, IGC 188-04C Recognized by the Uniform Plumbing Code Max Temp:...View Details

$4.79

6+ for $4.31 ea
11+ for $4.07 ea
20+ for $3.83 ea

Inline Brass Check Valve - 1/4" MPT Inlet x 1/4" MPT Outlet

Part Number: CV14B-MM
Alternate Part Number: CV14B-MxM

Material: Brass
Connections: 1/4" MPT Inlet x 1/4" MPT Outlet
Dimensions: 1½" x 9/16" Hex
Cracking Pressure: 1.5 psi +/- 1/2 psiView Details

$6.02

Inline Brass Check Valve - 1/4" MPT inlet x 1/4" FPT Outlet

Part Number: CV14B-MF
Alternate Part Number: CV14B-MxF

Material: Brass
Connection: 1/4 Male NPT inlet x 1/4 Female NPT outlet
Dimensions: 1.41" x 11/16" Hex

Cracking Pressure: 1.5 psi +/- 1/2 psi

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$8.20

Inline Stainless Steel Check Valve - 1/8" mpt Inlet x 1/8 mpt Outlet

Part Number: CV18S-MM
Alternate Part Number: CV14SS-MxM

Material: Stainless Steel
Connection: 1/8" MPT Inlet x 1/8" MPT Outlet
Dimensions: 1" x 7/16" Hex

Cracking Pressure: 1.5 psi +/- 1/2 psi

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$9.10

Inline Stainless Steel Check Valve - 1/8 mpt Inlet x 1/8 fpt Outlet

Part Number: CV18S-MF
Alternate Part Number: CV18S-MxF

Material: Stainless Steel

Connection: 1/8" Male NPTF Inlet x 1/8" Female NPTF Outlet
Dimensions: 1.04" x 1/2 Hex

Cracking Pressure: 1.5 psi +/- 1/2 psi

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$9.40

Inline Stainless Steel Check Valve - 1/4" MPT Inlet x 1/4" MPT Outlet

Part Number: CV14S-MM
Alternate Part Number: CV14S-MxM

Material: Stainless Steel
Connection: 1/4" MPT Inlet x 1/4" MPT Outlet
Dimensions: 1½" x 9/16" Hex

Cracking Pressure: 1.5 psi +/- 1/2 psi

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MSRP: $12.67

$11.95

Inline Stainless Steel Check Valve - 1/4" MPT Inlet x 1/4" FPT Outlet

Part Number: CV14S-MF
Alternate Part Number: CV14SF, CV14S-FM, CV14S-MxF

Material: Brass or Stainless Steel
Connections: 1/4" MPT Inlet x 1/4" FPT Outlet
Dimensions: 1.41" x 11/16" Hex

Cracking Pressure: 1.5 psi +/- 1/2 psi

View Details

$11.35

Inline Stainless Check Valve Viton O-Ring - 1/4" MPT Inlet x 1/4" FPT Outlet

Part Number: CV14SV-MF
Alternate Part Number: CV14SF-V, CV14SF-MxF

Material: Stainless Steel
Connection: 1/4" MPT Inlet x 1/4" FPT Outlet
Dimensions: 1.41" x 11/16" Hex

Cracking Pressure: 1.5 psi +/- 1/2 psi

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MSRP: $12.02

$11.37

Check Valve 426 Series PVC Gray 1/4" FPT BUNA

Part Number: 5721090
Alternate Part Number: PVC 426-4F4F-B

426 Series Check Valve PVC Gray 1/4" FPT BUNA Features: The 426 Series Check Valve prevents reverse flow and cross contamination and its design promotes multiple configurations to fit the exact end use application. Gray PVC with 1 psi stainless...View Details

$10.96

5+ for $8.77 ea
10+ for $7.67 ea
20+ for $7.12 ea

Check Valve 426 Series PVC Gray 1/4" FPT VITON

Part Number: 5720690
Alternate Part Number: PVC 426-4F4F-F

426 Series Check Valve PVC Gray 1/4" FPT Viton Features: The 426 Series Check Valve prevents reverse flow and cross contamination and its design promotes multiple configurations to fit the exact end use application. Gray PVC with 1 psi stainless...View Details

$12.91

5+ for $10.33 ea
10+ for $9.04 ea
20+ for $8.39 ea

Check Valve 426 Series PVC Gray 1/4 FPT x 1/4 MPT BUNA

Part Number: 5721290
Alternate Part Number: PVC 426-4F4M-B

426 Series Check Valve PVC Gray 1/4" FPT x 1/4" MPT BUNA The 426 Series Check Valve prevents reverse flow and cross contamination and its design promotes multiple configurations to fit the exact end use application. Gray PVC with 1 psi stainless...View Details

$11.55

5+ for $9.24 ea
10+ for $8.09 ea
20+ for $7.51 ea

Check Valve 426 Series PVC Gray 1/2" Barb BUNA

Part Number: 5721590
Alternate Part Number: PVC 426-8B8B-B

426 Series Check Valve PVC 1/2" Barb Features: The 426 Series Check Valve design promotes multiple configurations to fit the exact end use application. Gray PVC with 1 psi stainless spring and ball is the standard configuration. PVC is a NSF...View Details

$11.55

5+ for $9.24 ea
10+ for $8.09 ea
20+ for $7.51 ea

Inline Poppet Check Valve 685 Series PP 1/2" FPT - BUNA

Part Number: 6850090
Alternate Part Number: FP CHK 685-8F8F-B

The 685 Series Inline Poppet Check Valve 1/2" FPT: The 685 Series Poppet Check Valve Prevents reverse flow and cross contamination and incorporates a thin elastomer disc supported by a poppet that seals on the seat. Pressure in the flow direction...View Details

$11.57

5+ for $9.26 ea
10+ for $8.10 ea
20+ for $7.52 ea

Inline Poppet Check Valve 687 Series PP 3/4" FPT - BUNA

Part Number: 6870090
Alternate Part Number: FP CHK 687-12F12F-B

The 687 Series Inline Poppet Check Valve 3/4" FPT The 687 Series Poppet Check Valve prevents reverse flow and cross contamination and incorporates a thin elastomer disc supported by a poppet that seals on the seat. Pressure in the flow direction...View Details

$12.48

5+ for $9.98 ea
10+ for $8.74 ea
20+ for $8.11 ea