Check Valves
Also known as Non-Return Valves, Check Valves are designed to prevent fluid backflow and keep flow in a single direction. Utilizing differential pressure, these valves open and close based on pressure differences upstream and downstream. View Tork Systems catalog of Check Valves below or contact a Marine Valve Expert for more information.
1
Item No. M100366
Generic
4-inch Swing Check Valve. Cast Steel Class 150 Flanged, Trim 8 (Cr13/Hf)
4-inch Swing Check Valve. Cast Steel Class 150 Flanged, Trim 8 (Cr13/Hf)
Click on Item to Request Quote
2
Item No. M100404
Generic
4-inch Swing Check Valve. Cast Steel Class 150 Flanged with 316 Stainless Steel Trim.
4-inch Swing Check Valve. Cast Steel Class 150 Flanged with 316 Stainless Steel Trim.
Click on Item to Request Quote
3
Item No. M100412
Generic
4-inch Swing Check Valve. Cast Steel Class 150 Flanged with Full Hard Face Trim.
4-inch Swing Check Valve. Cast Steel Class 150 Flanged with Full Hard Face Trim.
Click on Item to Request Quote
4
Item No. M100467
Generic
4-inch Swing Check Valve. Cast Steel, Class 300, Flanged, Trim 8 (Cr13/Hf)
4-inch Swing Check Valve. Cast Steel, Class 300, Flanged, Trim 8 (Cr13/Hf)
Click on Item to Request Quote
5
Item No. M100597
Generic
4-inch Swing Check Valve. Cast Steel, Class 1500, Flanged, Trim 8 (Cr13/Hf)
4-inch Swing Check Valve. Cast Steel, Class 1500, Flanged, Trim 8 (Cr13/Hf)
Click on Item to Request Quote
6
Item No. M100623
Generic
4-inch Swing Check Valve. Cast Steel Class 150 Butt Weld, Trim 8 (Cr13/Hf)
4-inch Swing Check Valve. Cast Steel Class 150 Butt Weld, Trim 8 (Cr13/Hf)
Click on Item to Request Quote
7
Item No. M100642
Generic
4-inch Swing Check Valve. Cast Steel Class 300 Butt Weld, Trim 8 (Cr13/Hf)
4-inch Swing Check Valve. Cast Steel Class 300 Butt Weld, Trim 8 (Cr13/Hf)
Click on Item to Request Quote
8
Item No. M100381
Generic
4-inch Swing Check Valve. Cast Steel, Class 150, Flanged, with Bronze Trim.
4-inch Swing Check Valve. Cast Steel, Class 150, Flanged, with Bronze Trim.
Click on Item to Request Quote
9
Item No. M100396
Generic
4-inch Swing Check Valve. Cast Steel Class 150 Flanged with Monel Trim.
4-inch Swing Check Valve. Cast Steel Class 150 Flanged with Monel Trim.
Click on Item to Request Quote
10
Item No. M102182
Generic
4-inch Lift Check Valve. Stainless Steel Class 150 Flanged.
4-inch Lift Check Valve. Stainless Steel Class 150 Flanged.
Click on Item to Request Quote
11
Item No. M102218
Generic
4-inch Swing Check Valve. Stainless Steel Class 300 Flanged
4-inch Swing Check Valve. Stainless Steel Class 300 Flanged
Click on Item to Request Quote
12
Item No. M102174
Generic
4-inch Swing Check Valve. Stainless Steel Class 150 Flanged
4-inch Swing Check Valve. Stainless Steel Class 150 Flanged
Click on Item to Request Quote
13
Item No. M103679
Generic
4-inch Swing Check Valve. Cast Steel Class 150 Flanged(Mil-V-18436)
4-inch Swing Check Valve. Cast Steel Class 150 Flanged(Mil-V-18436)
Click on Item to Request Quote
14
Item No. M103687
Generic
4-inch Swing Check Valve. Cast Steel Class 150 Butt Weld(Mil-V-18436)
4-inch Swing Check Valve. Cast Steel Class 150 Butt Weld(Mil-V-18436)
Click on Item to Request Quote
15
Item No. M103698
Generic
4-inch Swing Check Valve. Stainless Steel Class 150 Flanged(Mil-V-18436)
4-inch Swing Check Valve. Stainless Steel Class 150 Flanged(Mil-V-18436)
Click on Item to Request Quote
16
Item No. M103706
Generic
4-inch Swing Check Valve. Stainless Steel Class 150 Butt Weld(Mil-V-18436)
4-inch Swing Check Valve. Stainless Steel Class 150 Butt Weld(Mil-V-18436)
Click on Item to Request Quote
17
Item No. M103714
Generic
4-inch Lift Check Valve. Stainless Steel, Class 150 Flanged(Mil-V-22052, Mil-V-18434)
4-inch Lift Check Valve. Stainless Steel, Class 150 Flanged(Mil-V-22052, Mil-V-18434)
Click on Item to Request Quote
18
Item No. M103864
Generic
4-inch Swing Check Valve. 347 Stainless Steel, Class 300, Flanged(Mil-V-18436)
4-inch Swing Check Valve. 347 Stainless Steel, Class 300, Flanged(Mil-V-18436)
Click on Item to Request Quote
19
Item No. M103875
Generic
4-inch Lift Check Valve. Stainless Steel, Class 300 Flanged, Mil-V-22052, Mil-V-18436.
4-inch Lift Check Valve. Stainless Steel, Class 300 Flanged, Mil-V-22052, Mil-V-18436.
Click on Item to Request Quote
20
Item No. M104359
Generic
4-inch Wafer Check Valve. Cast Steel Class 150Wafer Duo Check Valve with Steel Disc.
4-inch Wafer Check Valve. Cast Steel Class 150Wafer Duo Check Valve with Steel Disc.
Click on Item to Request Quote
21
Item No. M104406
Generic
4-inch Wafer Check Valve. Stainless Steel Class 150TheValve is designed with a stainless steel disc and is suitable for Class 150 applications.
4-inch Wafer Check Valve. Stainless Steel Class 150TheValve is designed with a stainless steel disc and is suitable for Class 150 applications.
Click on Item to Request Quote
22
Item No. M104445
Generic
4-inch Swing Check Valve. Stainless Steel Class 150 Wafer with Stainless Steel Disc
4-inch Swing Check Valve. Stainless Steel Class 150 Wafer with Stainless Steel Disc
Click on Item to Request Quote
23
Item No. M136502
Pima Valve
4-inch Swing Check Valve. Al-Bronze Class 150 FlangedBolted Bonnet Al-Bronze Trim Pima Valve / MB Valve Ab1620Ab.
4-inch Swing Check Valve. Al-Bronze Class 150 FlangedBolted Bonnet Al-Bronze Trim Pima Valve / MB Valve Ab1620Ab.
Click on Item to Request Quote
24
Item No. M136516
Pima Valve
4-inch Swing Check Valve. Al-Bronze Class 150 FlangedBolted Bonnet Monel Trim Pima Valve / MB Valve Ab1620E.
4-inch Swing Check Valve. Al-Bronze Class 150 FlangedBolted Bonnet Monel Trim Pima Valve / MB Valve Ab1620E.
Click on Item to Request Quote
25
Item No. M136526
Pima Valve
4-inch Swing Check Valve. Al-Bronze Class 150 Wafer, Monel Trim, Pima Valve / MB Valve Wab1620E-Sl
4-inch Swing Check Valve. Al-Bronze Class 150 Wafer, Monel Trim, Pima Valve / MB Valve Wab1620E-Sl
Click on Item to Request Quote
26 product(s) found
Check Valves
Also known as Non-Return Valves, Check Valves are designed to prevent fluid backflow and keep flow in a single direction. Utilizing differential pressure, these valves open and close based on pressure differences upstream and downstream. View Tork Systems catalog of Check Valves below or contact a Marine Valve Expert for more information.
1
Item No. M100366
Generic
4-inch Swing Check Valve. Cast Steel Class 150 Flanged, Trim 8 (Cr13/Hf)
4-inch Swing Check Valve. Cast Steel Class 150 Flanged, Trim 8 (Cr13/Hf)
Click on Item to Request Quote
2
Item No. M100404
Generic
4-inch Swing Check Valve. Cast Steel Class 150 Flanged with 316 Stainless Steel Trim.
4-inch Swing Check Valve. Cast Steel Class 150 Flanged with 316 Stainless Steel Trim.
Click on Item to Request Quote
3
Item No. M100412
Generic
4-inch Swing Check Valve. Cast Steel Class 150 Flanged with Full Hard Face Trim.
4-inch Swing Check Valve. Cast Steel Class 150 Flanged with Full Hard Face Trim.
Click on Item to Request Quote
4
Item No. M100467
Generic
4-inch Swing Check Valve. Cast Steel, Class 300, Flanged, Trim 8 (Cr13/Hf)
4-inch Swing Check Valve. Cast Steel, Class 300, Flanged, Trim 8 (Cr13/Hf)
Click on Item to Request Quote
5
Item No. M100597
Generic
4-inch Swing Check Valve. Cast Steel, Class 1500, Flanged, Trim 8 (Cr13/Hf)
4-inch Swing Check Valve. Cast Steel, Class 1500, Flanged, Trim 8 (Cr13/Hf)
Click on Item to Request Quote
6
Item No. M100623
Generic
4-inch Swing Check Valve. Cast Steel Class 150 Butt Weld, Trim 8 (Cr13/Hf)
4-inch Swing Check Valve. Cast Steel Class 150 Butt Weld, Trim 8 (Cr13/Hf)
Click on Item to Request Quote
7
Item No. M100642
Generic
4-inch Swing Check Valve. Cast Steel Class 300 Butt Weld, Trim 8 (Cr13/Hf)
4-inch Swing Check Valve. Cast Steel Class 300 Butt Weld, Trim 8 (Cr13/Hf)
Click on Item to Request Quote
8
Item No. M100381
Generic
4-inch Swing Check Valve. Cast Steel, Class 150, Flanged, with Bronze Trim.
4-inch Swing Check Valve. Cast Steel, Class 150, Flanged, with Bronze Trim.
Click on Item to Request Quote
9
Item No. M100396
Generic
4-inch Swing Check Valve. Cast Steel Class 150 Flanged with Monel Trim.
4-inch Swing Check Valve. Cast Steel Class 150 Flanged with Monel Trim.
Click on Item to Request Quote
10
Item No. M102182
Generic
4-inch Lift Check Valve. Stainless Steel Class 150 Flanged.
4-inch Lift Check Valve. Stainless Steel Class 150 Flanged.
Click on Item to Request Quote
11
Item No. M102218
Generic
4-inch Swing Check Valve. Stainless Steel Class 300 Flanged
4-inch Swing Check Valve. Stainless Steel Class 300 Flanged
Click on Item to Request Quote
12
Item No. M102174
Generic
4-inch Swing Check Valve. Stainless Steel Class 150 Flanged
4-inch Swing Check Valve. Stainless Steel Class 150 Flanged
Click on Item to Request Quote
13
Item No. M103679
Generic
4-inch Swing Check Valve. Cast Steel Class 150 Flanged(Mil-V-18436)
4-inch Swing Check Valve. Cast Steel Class 150 Flanged(Mil-V-18436)
Click on Item to Request Quote
14
Item No. M103687
Generic
4-inch Swing Check Valve. Cast Steel Class 150 Butt Weld(Mil-V-18436)
4-inch Swing Check Valve. Cast Steel Class 150 Butt Weld(Mil-V-18436)
Click on Item to Request Quote
15
Item No. M103698
Generic
4-inch Swing Check Valve. Stainless Steel Class 150 Flanged(Mil-V-18436)
4-inch Swing Check Valve. Stainless Steel Class 150 Flanged(Mil-V-18436)
Click on Item to Request Quote
16
Item No. M103706
Generic
4-inch Swing Check Valve. Stainless Steel Class 150 Butt Weld(Mil-V-18436)
4-inch Swing Check Valve. Stainless Steel Class 150 Butt Weld(Mil-V-18436)
Click on Item to Request Quote
17
Item No. M103714
Generic
4-inch Lift Check Valve. Stainless Steel, Class 150 Flanged(Mil-V-22052, Mil-V-18434)
4-inch Lift Check Valve. Stainless Steel, Class 150 Flanged(Mil-V-22052, Mil-V-18434)
Click on Item to Request Quote
18
Item No. M103864
Generic
4-inch Swing Check Valve. 347 Stainless Steel, Class 300, Flanged(Mil-V-18436)
4-inch Swing Check Valve. 347 Stainless Steel, Class 300, Flanged(Mil-V-18436)
Click on Item to Request Quote
19
Item No. M103875
Generic
4-inch Lift Check Valve. Stainless Steel, Class 300 Flanged, Mil-V-22052, Mil-V-18436.
4-inch Lift Check Valve. Stainless Steel, Class 300 Flanged, Mil-V-22052, Mil-V-18436.
Click on Item to Request Quote
20
Item No. M104359
Generic
4-inch Wafer Check Valve. Cast Steel Class 150Wafer Duo Check Valve with Steel Disc.
4-inch Wafer Check Valve. Cast Steel Class 150Wafer Duo Check Valve with Steel Disc.
Click on Item to Request Quote
21
Item No. M104406
Generic
4-inch Wafer Check Valve. Stainless Steel Class 150TheValve is designed with a stainless steel disc and is suitable for Class 150 applications.
4-inch Wafer Check Valve. Stainless Steel Class 150TheValve is designed with a stainless steel disc and is suitable for Class 150 applications.
Click on Item to Request Quote
22
Item No. M104445
Generic
4-inch Swing Check Valve. Stainless Steel Class 150 Wafer with Stainless Steel Disc
4-inch Swing Check Valve. Stainless Steel Class 150 Wafer with Stainless Steel Disc
Click on Item to Request Quote
23
Item No. M136502
Pima Valve
4-inch Swing Check Valve. Al-Bronze Class 150 FlangedBolted Bonnet Al-Bronze Trim Pima Valve / MB Valve Ab1620Ab.
4-inch Swing Check Valve. Al-Bronze Class 150 FlangedBolted Bonnet Al-Bronze Trim Pima Valve / MB Valve Ab1620Ab.
Click on Item to Request Quote
24
Item No. M136516
Pima Valve
4-inch Swing Check Valve. Al-Bronze Class 150 FlangedBolted Bonnet Monel Trim Pima Valve / MB Valve Ab1620E.
4-inch Swing Check Valve. Al-Bronze Class 150 FlangedBolted Bonnet Monel Trim Pima Valve / MB Valve Ab1620E.
Click on Item to Request Quote
25
Item No. M136526
Pima Valve
4-inch Swing Check Valve. Al-Bronze Class 150 Wafer, Monel Trim, Pima Valve / MB Valve Wab1620E-Sl
4-inch Swing Check Valve. Al-Bronze Class 150 Wafer, Monel Trim, Pima Valve / MB Valve Wab1620E-Sl
Click on Item to Request Quote