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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
Nominal Size Working Pressure Style Body Material SKU Price/UOM
Nominal Size Working Pressure Style Body Material SKU Price/UOM
Type Check Valve
Type Check Valve
1/2" 175 psi Intermediate Atmospheric Port Brass 0476160 71.78/EA
3/4" 175 psi Intermediate Atmospheric Port Brass 0476161 74.90/EA
Type Hydraulic Check Valve
Type Hydraulic Check Valve
1/8" 5000 PSI In-Line Steel 0426965 23.41/EA
1/4" 5000 PSI In-Line Steel 0426966 36.41/EA
3/8" 5000 PSI In-Line Steel 0426967 30.47/EA
3/8" 10000 PSI In-Line Steel 0439352 154.01/EA
3/8" 10000 PSI Pilot Operated Steel 0407694 861.85/EA
1/2" 5000 PSI In-Line Steel 0426968 57.19/EA
3/4" 5000 PSI In-Line Steel 0426969 74.18/EA
1" 5000 PSI In-Line Steel 0426970 93.54/EA
1-1/2" 5000 PSI In-Line Steel 0426972 302.61/EA
2" 5000 PSI In-Line Steel 0426973 316.94/EA
Type Pneumatic Check Valve
Type Pneumatic Check Valve
1/8" 3 - 120 psi In-Line Brass 0443037 14.48/EA
1/8" 200 PSI In-Line 0470024 31.38/EA
1/4" 3 - 120 psi In-Line Brass 0443038 14.73/EA
1/4" 200 PSI In-Line 0470025 36.67/EA
1/4" 250 psi Discharge Line Brass 0429065 20.00/EA
1/4" 450 psi In-Line Brass 0429060 18.09/EA
3/8" 200 PSI In-Line 0470026 43.14/EA
3/8" 250 psi Discharge Line Brass 0429066 19.44/EA
3/8" 450 psi In-Line Brass 0429061 22.76/EA
1/2" 200 PSI In-Line 0470027 52.81/EA
1/2" 250 psi Discharge Line Brass 0429067 22.80/EA
3/4" 200 PSI In-Line 0470028 161.81/EA
3/4" 250 psi Discharge Line Brass 0429068 45.28/EA
1" 250 psi Discharge Line Brass 0429069 90.47/EA
1-1/4" 250 psi Discharge Line Brass 0429070 108.47/EA
2" 250 psi Discharge Line Brass 0429072 219.03/EA
Type Swing Check Valve
Type Swing Check Valve
3/4" 220 psi Swing Brass 99306596 14.49/EA
Connection Type : Female NPT x Male NPT
Nominal Size Working Pressure Style Body Material SKU Price/UOM
Nominal Size Working Pressure Style Body Material SKU Price/UOM
Type Pneumatic Check Valve
Type Pneumatic Check Valve
1/2" 450 psi In-Tank Brass 0429055 12.91/EA
3/4" 450 psi In-Tank Brass 0429057 18.40/EA
3/4" x 1" 450 psi In-Tank Brass 0429056 29.26/EA
1" 450 psi In-Tank Brass 0429058 41.59/EA
1-1/4" 450 psi In-Tank Brass 0429059 66.34/EA
Connection Type : Female Solder
Nominal Size Working Pressure Style Body Material SKU Price/UOM
Nominal Size Working Pressure Style Body Material SKU Price/UOM
Type Check Valve
Type Check Valve
1/2" 200 PSI Horizontal Swing Bronze 4212574 117.17/EA
1/2" 250 psi In-Line Bronze 4212586 47.95/EA
3/4" 200 PSI Horizontal Swing Bronze 4212575 157.28/EA
3/4" 250 psi In-Line Bronze 4212587 54.44/EA
1" 200 PSI Horizontal Swing Bronze 4212576 234.37/EA
1" 250 psi In-Line Bronze 4212588 70.91/EA
1-1/2" 200 PSI Horizontal Swing Bronze 4212578 384.23/EA
2" 200 PSI Horizontal Swing Bronze 4212579 562.64/EA
2" 250 psi In-Line Bronze 4212589 161.99/EA
Connection Type : F-NPT x F-NPT
Nominal Size Working Pressure Style Body Material SKU Price/UOM
Nominal Size Working Pressure Style Body Material SKU Price/UOM
Type Check Valve
Type Check Valve
1/2" 200 PSI Swing Bronze 4212580 90.81/EA
1/2" 250 psi Spring Bronze 4212590 52.40/EA
3/4" 250 psi Spring Bronze 4212591 64.17/EA
1" 250 psi Spring Bronze 4212592 83.64/EA
1-1/2" 200 PSI Swing Bronze 4212584 227.66/EA
2" 200 PSI Swing Bronze 4212585 310.06/EA
2" 250 psi Spring Bronze 4212593 162.23/EA
Connection Type : Male NPT x Male NPT
Nominal Size Working Pressure Style Body Material SKU Price/UOM
Nominal Size Working Pressure Style Body Material SKU Price/UOM
Type Pneumatic Check Valve
Type Pneumatic Check Valve
1/8" 220 psi In-Line KYNAR® 0443594 20.56/EA
1/4" 3 - 120 psi In-Line Brass 0441201 8.78/EA
1/4" 220 psi In-Line KYNAR® 0443595 21.04/EA
3/8" 3 - 120 psi In-Line Brass 0441202 13.41/EA
3/8" 220 psi In-Line KYNAR® 0443596 15.23/EA
Connection Type : Press x Press
Nominal Size Working Pressure Style Body Material SKU Price/UOM
Nominal Size Working Pressure Style Body Material SKU Price/UOM
Type Check Valve
Type Check Valve
1/2" 200 PSI Swing Bronze 4211575 65.19/EA
3/4" 200 PSI Swing Bronze 4211576 78.23/EA
1" 200 PSI Swing Bronze 4211577 168.21/EA
2" 200 PSI Swing Bronze 4211578 326.07/EA
Connection Type : SAE Male Flare
Nominal Size Working Pressure Style Body Material SKU Price/UOM
Nominal Size Working Pressure Style Body Material SKU Price/UOM
Type Check Valve
Type Check Valve
1/4" Atmospheric Port - Strainer 0476162 462.09/EA
3/8" Atmospheric Port - Strainer 0476163 184.22/EA
Connection Type : Tube x Male NPT
Nominal Size Working Pressure Style Body Material SKU Price/UOM
Nominal Size Working Pressure Style Body Material SKU Price/UOM
Type Pneumatic Check Valve
Type Pneumatic Check Valve
1/2" 450 psi In-Tank Brass 0429051 22.01/EA
1" 450 psi In-Tank Brass 0429053 29.13/EA
Connection Type : Tube x NPT Male
Nominal Size Working Pressure Style Body Material SKU Price/UOM
Nominal Size Working Pressure Style Body Material SKU Price/UOM
Type Check Valve
Type Check Valve
1/2" Unloader Brass 0429080 39.24/EA
3/4" Unloader Brass 0429081 42.86/EA
Connection Type : Tube x Tube
Nominal Size Working Pressure Style Body Material SKU Price/UOM
Nominal Size Working Pressure Style Body Material SKU Price/UOM
Type Check Valve
Type Check Valve
1/4" Union Acetal 4202483 118.50/PKG
3/8" 100 psi / 250 psi In-Line 0476441 11.04/EA
3/8" Union Acetal 4202485 137.80/PKG
1/2" x 1/4" 100 psi / 250 psi Reducing 0476444 20.13/EA
Type Pneumatic Check Valve
Type Pneumatic Check Valve
1/4" 290 psi In-Line Brass 0441203 157.45/PKG
Type Push-to-Connect Check Valve
Type Push-to-Connect Check Valve
1/2" 100 psi / 250 psi Union 0476445 11.38/EA
Connection Type : Clamp Ends
Nominal Size Working Pressure Style Body Material SKU Price/UOM
Nominal Size Working Pressure Style Body Material SKU Price/UOM
Type Sanitary Check Valve
Type Sanitary Check Valve
1-1/2" 150 psi Clamp End Stainless Steel 4216571 478.88/EA
2" 150 psi Clamp End Stainless Steel 4216572 411.61/EA
4" 150 psi Clamp End Stainless Steel 4216574 957.88/EA
3" 150 psi Clamp End Stainless Steel 4216573 1117.39/EA