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. M101810
Generic
4-inch Swing Check Valve. Bronze Class 150 Flanged, Bolted Bonnet, Bronze Trim.
4-inch Swing Check Valve. Bronze Class 150 Flanged, Bolted Bonnet, Bronze Trim.
Click on Item to Request Quote
2
Item No. M101812
OKV
4-inch Swing Check Valve. Bronze Class 150 Flanged, Bolted Bonnet, Bronze Trim, OKV.
4-inch Swing Check Valve. Bronze Class 150 Flanged, Bolted Bonnet, Bronze Trim, OKV.
Click on Item to Request Quote
3
Item No. M101813
Pima Valve
4-inch Swing Check Valve. Bronze Class 150 FlangedBolted Bonnet Bronze Trim Pima Valve/MB Valve B1620A.
4-inch Swing Check Valve. Bronze Class 150 FlangedBolted Bonnet Bronze Trim Pima Valve/MB Valve B1620A.
Click on Item to Request Quote
4
Item No. M101866
Generic
4-inch Swing Check Valve. Bronze Class 150 Flanged, Bolted Bonnet, Monel Trim.
4-inch Swing Check Valve. Bronze Class 150 Flanged, Bolted Bonnet, Monel Trim.
Click on Item to Request Quote
5
Item No. M101868
OKV
4-inch Swing Check Valve. Bronze Class 150 FlangedBolted Bonnet Monel Trim OKV.
4-inch Swing Check Valve. Bronze Class 150 FlangedBolted Bonnet Monel Trim OKV.
Click on Item to Request Quote
6
Item No. M101869
Pima Valve
4-inch Swing Check Valve. Bronze Class 150 Flanged, Bolted Bonnet, Monel Trim - Pima Valve / MB Valve B1620E.
4-inch Swing Check Valve. Bronze Class 150 Flanged, Bolted Bonnet, Monel Trim - Pima Valve / MB Valve B1620E.
Click on Item to Request Quote
7
Item No. M134761
Generic
4-inch Wafer Check Valve. Bronze Class 150Introducing the Bronze Class 150 Wafer Duo Check Stainless Steel Disc.
4-inch Wafer Check Valve. Bronze Class 150Introducing the Bronze Class 150 Wafer Duo Check Stainless Steel Disc.
Click on Item to Request Quote
8
Item No. M134762
OKV
4-inch Wafer Check Valve. Bronze Class 150Introducing the Bronze Class 150 Wafer Duo Check Valve with Stainless Steel Disc from OKV.
4-inch Wafer Check Valve. Bronze Class 150Introducing the Bronze Class 150 Wafer Duo Check Valve with Stainless Steel Disc from OKV.
Click on Item to Request Quote
9
Item No. M136199
OKV
4-inch Wafer Check Valve. Bronze Class 150 Wafer Duo Check with Monel Disc - OKV
4-inch Wafer Check Valve. Bronze Class 150 Wafer Duo Check with Monel Disc - OKV
Click on Item to Request Quote
10
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
11
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
12
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
13
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
14
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
15
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
16
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
17
Item No. M136631
Pima Valve
4-inch Swing Check Valve. Aluminum Class 150 Flanged, Bolted Bonnet, Aluminum Trim - Pima Valve / MB Valve A1620.
4-inch Swing Check Valve. Aluminum Class 150 Flanged, Bolted Bonnet, Aluminum Trim - Pima Valve / MB Valve A1620.
Click on Item to Request Quote
18
Item No. M100882
Generic
4-inch Swing Check Valve. Ductile Iron Class 150 Flanged with Bronze Trim.
4-inch Swing Check Valve. Ductile Iron Class 150 Flanged with Bronze Trim.
Click on Item to Request Quote
19
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
20
Item No. M136790
Pima Valve
4-inch Swing Check Valve. Ductile Iron Class 150 FlangedBolted Bonnet Bronze Trim Pima Valve/MB Valve D1620A.
4-inch Swing Check Valve. Ductile Iron Class 150 FlangedBolted Bonnet Bronze Trim Pima Valve/MB Valve D1620A.
Click on Item to Request Quote
21
Item No. M136801
Pima Valve
4-inch Swing Check Valve. Ductile Iron Class 150 FlangedBolted Bonnet Monel Trim Pima Valve / MB Valve D1620E.
4-inch Swing Check Valve. Ductile Iron Class 150 FlangedBolted Bonnet Monel Trim Pima Valve / MB Valve D1620E.
Click on Item to Request Quote
22
Item No. M136811
Pima Valve
4-inch Swing Check Valve. Ductile Iron Class 150 Wafer, Monel Trim - Pima Valve / MB Valve Wd1620E-Sl.
4-inch Swing Check Valve. Ductile Iron Class 150 Wafer, Monel Trim - Pima Valve / MB Valve Wd1620E-Sl.
Click on Item to Request Quote
23
Item No. M136823
Pima Valve
4-inch Swing Check Valve. Ductile Iron Class 150 Wafer, Bronze Trim (Pima Valve / MB Valve, Wd1620A-Sl).
4-inch Swing Check Valve. Ductile Iron Class 150 Wafer, Bronze Trim (Pima Valve / MB Valve, Wd1620A-Sl).
Click on Item to Request Quote
24
Item No. M102371
Generic
4-inch Swing Check Valve. Bronze Class 150 Threaded
4-inch Swing Check Valve. Bronze Class 150 Threaded
Click on Item to Request Quote
25
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
53 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. M101810
Generic
4-inch Swing Check Valve. Bronze Class 150 Flanged, Bolted Bonnet, Bronze Trim.
4-inch Swing Check Valve. Bronze Class 150 Flanged, Bolted Bonnet, Bronze Trim.
Click on Item to Request Quote
2
Item No. M101812
OKV
4-inch Swing Check Valve. Bronze Class 150 Flanged, Bolted Bonnet, Bronze Trim, OKV.
4-inch Swing Check Valve. Bronze Class 150 Flanged, Bolted Bonnet, Bronze Trim, OKV.
Click on Item to Request Quote
3
Item No. M101813
Pima Valve
4-inch Swing Check Valve. Bronze Class 150 FlangedBolted Bonnet Bronze Trim Pima Valve/MB Valve B1620A.
4-inch Swing Check Valve. Bronze Class 150 FlangedBolted Bonnet Bronze Trim Pima Valve/MB Valve B1620A.
Click on Item to Request Quote
4
Item No. M101866
Generic
4-inch Swing Check Valve. Bronze Class 150 Flanged, Bolted Bonnet, Monel Trim.
4-inch Swing Check Valve. Bronze Class 150 Flanged, Bolted Bonnet, Monel Trim.
Click on Item to Request Quote
5
Item No. M101868
OKV
4-inch Swing Check Valve. Bronze Class 150 FlangedBolted Bonnet Monel Trim OKV.
4-inch Swing Check Valve. Bronze Class 150 FlangedBolted Bonnet Monel Trim OKV.
Click on Item to Request Quote
6
Item No. M101869
Pima Valve
4-inch Swing Check Valve. Bronze Class 150 Flanged, Bolted Bonnet, Monel Trim - Pima Valve / MB Valve B1620E.
4-inch Swing Check Valve. Bronze Class 150 Flanged, Bolted Bonnet, Monel Trim - Pima Valve / MB Valve B1620E.
Click on Item to Request Quote
7
Item No. M134761
Generic
4-inch Wafer Check Valve. Bronze Class 150Introducing the Bronze Class 150 Wafer Duo Check Stainless Steel Disc.
4-inch Wafer Check Valve. Bronze Class 150Introducing the Bronze Class 150 Wafer Duo Check Stainless Steel Disc.
Click on Item to Request Quote
8
Item No. M134762
OKV
4-inch Wafer Check Valve. Bronze Class 150Introducing the Bronze Class 150 Wafer Duo Check Valve with Stainless Steel Disc from OKV.
4-inch Wafer Check Valve. Bronze Class 150Introducing the Bronze Class 150 Wafer Duo Check Valve with Stainless Steel Disc from OKV.
Click on Item to Request Quote
9
Item No. M136199
OKV
4-inch Wafer Check Valve. Bronze Class 150 Wafer Duo Check with Monel Disc - OKV
4-inch Wafer Check Valve. Bronze Class 150 Wafer Duo Check with Monel Disc - OKV
Click on Item to Request Quote
10
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
11
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
12
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
13
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
14
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
15
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
16
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
17
Item No. M136631
Pima Valve
4-inch Swing Check Valve. Aluminum Class 150 Flanged, Bolted Bonnet, Aluminum Trim - Pima Valve / MB Valve A1620.
4-inch Swing Check Valve. Aluminum Class 150 Flanged, Bolted Bonnet, Aluminum Trim - Pima Valve / MB Valve A1620.
Click on Item to Request Quote
18
Item No. M100882
Generic
4-inch Swing Check Valve. Ductile Iron Class 150 Flanged with Bronze Trim.
4-inch Swing Check Valve. Ductile Iron Class 150 Flanged with Bronze Trim.
Click on Item to Request Quote
19
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
20
Item No. M136790
Pima Valve
4-inch Swing Check Valve. Ductile Iron Class 150 FlangedBolted Bonnet Bronze Trim Pima Valve/MB Valve D1620A.
4-inch Swing Check Valve. Ductile Iron Class 150 FlangedBolted Bonnet Bronze Trim Pima Valve/MB Valve D1620A.
Click on Item to Request Quote
21
Item No. M136801
Pima Valve
4-inch Swing Check Valve. Ductile Iron Class 150 FlangedBolted Bonnet Monel Trim Pima Valve / MB Valve D1620E.
4-inch Swing Check Valve. Ductile Iron Class 150 FlangedBolted Bonnet Monel Trim Pima Valve / MB Valve D1620E.
Click on Item to Request Quote
22
Item No. M136811
Pima Valve
4-inch Swing Check Valve. Ductile Iron Class 150 Wafer, Monel Trim - Pima Valve / MB Valve Wd1620E-Sl.
4-inch Swing Check Valve. Ductile Iron Class 150 Wafer, Monel Trim - Pima Valve / MB Valve Wd1620E-Sl.
Click on Item to Request Quote
23
Item No. M136823
Pima Valve
4-inch Swing Check Valve. Ductile Iron Class 150 Wafer, Bronze Trim (Pima Valve / MB Valve, Wd1620A-Sl).
4-inch Swing Check Valve. Ductile Iron Class 150 Wafer, Bronze Trim (Pima Valve / MB Valve, Wd1620A-Sl).
Click on Item to Request Quote
24
Item No. M102371
Generic
4-inch Swing Check Valve. Bronze Class 150 Threaded
4-inch Swing Check Valve. Bronze Class 150 Threaded
Click on Item to Request Quote
25
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