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Special Interest

Check Valves

Check Valves, also referred to as the non-return valve or the reflux valve, stops back-flow in the piping. Check valves are designed to automatically prevent the reversal of flow in a pipeline system.


Connection Type : Female NPT x Female NPT
Type: Check Valve
Type: Check Valve
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
1/2" 175 psi Intermediate Atmospheric Port Brass 0476160 EA 78.95
3/4" 175 psi Intermediate Atmospheric Port Brass 0476161 EA 80.07
Type: Hydraulic Check Valve
Type: Hydraulic Check Valve
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
1/4" 5000 PSI In-Line Steel 0426966 EA 38.62
3/8" 10000 PSI In-Line Steel 0439352 EA 113.78
3/8" 10000 PSI Pilot Operated Steel 0407694 EA 609.41
1/2" 5000 PSI In-Line Steel 0426968 EA 57.85
3/4" 5000 PSI In-Line Steel 0426969 EA 76.30
1" 5000 PSI In-Line Steel 0426970 EA 94.02
2" 5000 PSI In-Line Steel 0426973 EA 326.35
Type: Pneumatic Check Valve
Type: Pneumatic Check Valve
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
1/8" 3 - 120 psi In-Line Brass 0443037 EA 14.83
1/8" 200 PSI In-Line 0470024 EA 31.80
1/4" 3 - 120 psi In-Line Brass 0443038 EA 14.73
1/4" 200 PSI In-Line 0470025 EA 35.81
1/4" 250 psi Discharge Line Brass 0429065 EA 20.32
1/4" 450 psi In-Line Brass 0429060 EA 18.68
3/8" 200 PSI In-Line 0470026 EA 33.36
3/8" 250 psi Discharge Line Brass 0429066 EA 20.53
3/8" 450 psi In-Line Brass 0429061 EA 24.21
1/2" 200 PSI In-Line 0470027 EA 52.48
1/2" 250 psi Discharge Line Brass 0429067 EA 23.64
3/4" 200 PSI In-Line 0470028 EA 109.59
3/4" 250 psi Discharge Line Brass 0429068 EA 46.89
1" 250 psi Discharge Line Brass 0429069 EA 93.06
1-1/4" 250 psi Discharge Line Brass 0429070 EA 111.03
2" 250 psi Discharge Line Brass 0429072 EA 221.84
Type: Swing Check Valve
Type: Swing Check Valve
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
3/4" 220 psi Swing Brass 99306596 EA 14.01
Connection Type : Female NPT x Male NPT
Type: Pneumatic Check Valve
Type: Pneumatic Check Valve
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
1/2" 450 psi In-Tank Brass 0429055 EA 13.33
3/4" 450 psi In-Tank Brass 0429057 EA 18.90
3/4" x 1" 450 psi In-Tank Brass 0429056 EA 30.17
1" 450 psi In-Tank Brass 0429058 EA 42.85
1-1/4" 450 psi In-Tank Brass 0429059 EA 68.32
Connection Type : Female Solder
Type: Check Valve
Type: Check Valve
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
1/2" 200 PSI Horizontal Swing Bronze 4212574 EA 82.48
1/2" 250 psi In-Line Bronze 4212586 EA 54.98
3/4" 200 PSI Horizontal Swing Bronze 4212575 EA 109.32
3/4" 250 psi In-Line Bronze 4212587 EA 62.35
1" 200 PSI Horizontal Swing Bronze 4212576 EA 165.57
1" 250 psi In-Line Bronze 4212588 EA 81.67
1-1/2" 200 PSI Horizontal Swing Bronze 4212578 EA 271.03
2" 200 PSI Horizontal Swing Bronze 4212579 EA 562.64
2" 250 psi In-Line Bronze 4212589 EA 186.12
Connection Type : F-NPT x F-NPT
Type: Check Valve
Type: Check Valve
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
1/2" 200 PSI Swing Bronze 4212580 EA 94.65
1/2" 250 psi Spring Bronze 4212590 EA 56.58
3/4" 250 psi Spring Bronze 4212591 EA 74.33
1" 250 psi Spring Bronze 4212592 EA 90.37
1-1/2" 200 PSI Swing Bronze 4212584 EA 247.02
2" 200 PSI Swing Bronze 4212585 EA 339.60
2" 250 psi Spring Bronze 4212593 EA 168.06
Connection Type : Male NPT x Male NPT
Type: Pneumatic Check Valve
Type: Pneumatic Check Valve
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
1/8" 220 psi In-Line KYNAR® 0443594 EA 15.18
1/4" 3 - 120 psi In-Line Brass 0441201 EA 8.78
1/4" 220 psi In-Line KYNAR® 0443595 EA 15.70
3/8" 3 - 120 psi In-Line Brass 0441202 EA 13.81
3/8" 220 psi In-Line KYNAR® 0443596 EA 15.15
Connection Type : Press x Press
Type: Check Valve
Type: Check Valve
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
1/2" 200 PSI Swing Bronze 4211575 EA 69.28
3/4" 200 PSI Swing Bronze 4211576 EA 84.07
1" 200 PSI Swing Bronze 4211577 EA 119.46
2" 200 PSI Swing Bronze 4211578 EA 339.19
Connection Type : SAE Male Flare
Type: Check Valve
Type: Check Valve
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
1/4" Atmospheric Port - Strainer 0476162 EA 374.03
3/8" Atmospheric Port - Strainer 0476163 EA 222.94
Connection Type : Tube x Male NPT
Type: Pneumatic Check Valve
Type: Pneumatic Check Valve
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
1/2" 450 psi In-Tank Brass 0429051 EA 22.64
1" 450 psi In-Tank Brass 0429053 EA 30.02
Connection Type : Tube x NPT Male
Type: Check Valve
Type: Check Valve
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
1/2" Unloader Brass 0429080 EA 40.48
3/4" Unloader Brass 0429081 EA 44.22
Connection Type : Tube x Tube
Type: Check Valve
Type: Check Valve
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
1/4" Union Acetal 4202483 PKG 121.00
3/8" 100 psi / 250 psi In-Line 0476441 EA 11.22
3/8" Union Acetal 4202485 PKG 140.50
1/2" x 1/4" 100 psi / 250 psi Reducing 0476444 EA 20.45
Type: Pneumatic Check Valve
Type: Pneumatic Check Valve
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
1/4" 290 psi In-Line Brass 0441203 PKG 161.45
Type: Push-to-Connect Check Valve
Type: Push-to-Connect Check Valve
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
1/2" 100 psi / 250 psi Union 0476445 EA 7.61
Connection Type : Clamp Ends
Type: Sanitary Check Valve
Type: Sanitary Check Valve
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
Nominal Size Working Pressure Style Body Material SKU Pkg Qty Price
1-1/2" 150 psi Clamp End Stainless Steel 4216571 EA 316.65
2" 150 psi Clamp End Stainless Steel 4216572 EA 412.22
4" 150 psi Clamp End Stainless Steel 4216574 EA 931.99
3" 150 psi Clamp End Stainless Steel 4216573 EA 738.85