Plumbing
Plumbing Valves
Check Valves and Backflow Preventers
Check Valves
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Connection Type

Barb x Barb Barb x Barb (18)
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FNPT FNPT (1)
FNPT x FNPT FNPT x FNPT (84)
FNPT x MNPT FNPT x MNPT (3)
MNPT x FNPT MNPT x FNPT (25)
MNPT x MNPT (14)

Push x Push (4)

Socket x Socket (2)

Solvent Weld x Solvent Weld (1)

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Pipe or Tube Size

1/8 in 1/8 in (22)
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3 in (5)
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Cracking Pressure

0.33 psi 0.33 psi (8)
0.363 psi 0.363 psi (1)
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0.725 psi 0.725 psi (6)
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1.734 psi (1)

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5.6 psi (1)

8.0 psi (2)

8.5 psi (1)

8.500 psi (1)

10.0 psi (2)

13 psi (1)

24.0 psi (2)

43.0 psi (1)
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304 Stainless Steel, Graphite 304 Stainless Steel, Graphite (8)
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Spring Material

304 Stainless Steel 304 Stainless Steel (12)
316 Stainless Steel 316 Stainless Steel (8)
Stainless Steel Stainless Steel (96)

Application - Valves

General Purpose General Purpose (165)
Process Piping Process Piping (2)

Max. Water Pressure - Valves

125 psi 125 psi (40)
200 psi 200 psi (46)
300 psi 300 psi (8)
500 psi 500 psi (50)
1,200 psi 1,200 psi (6)
100 psi @ 73 Degrees F 100 psi @ 73 Degrees F (2)
150 psi @ 73 Degrees F (1)

200 psi @ 73 Degrees F (6)

2,000 psi @ 100 Degrees F (8)
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Max. Steam Pressure - Valves

120 psi WSP 120 psi WSP (6)
125 psi WSP 125 psi WSP (22)
130 psi WSP 130 psi WSP (1)
150 psi WSP 150 psi WSP (8)
200 psi WSP 200 psi WSP (11)
800 psi WSP 800 psi WSP (8)
Not Rated (110)
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Flow - Valves

4.0 gpm 4.0 gpm (3)
5.1 gpm 5.1 gpm (2)
5.9 gpm 5.9 gpm (1)
6.9 gpm 6.9 gpm (1)
9.20 gpm 9.20 gpm (1)
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15.0 gpm (1)

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18.8 gpm (1)

19 gpm (1)

20.0 gpm (5)

22.0 gpm (1)

23.5 gpm (1)

24.0 gpm (1)

25.0 gpm (1)

26.0 gpm (1)

28 gpm (1)

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31.0 gpm (6)

38.0 gpm (1)

46.0 gpm (4)

49.0 gpm (1)

60.0 gpm (2)

72.0 gpm (2)

76.0 gpm (5)

120 gpm (5)

130 gpm (2)

140 gpm (1)

170 gpm (3)

920 gpm (2)
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Full Flow - Valves

No No (16)
Yes Yes (139)

Max. Temp. - Valves

140 Degrees F 140 Degrees F (42)
180 Degrees F 180 Degrees F (68)
212 Degrees F 212 Degrees F (6)
250 Degrees F 250 Degrees F (12)
350 Degrees F 350 Degrees F (11)
356 Degrees F 356 Degrees F (1)
406 Degrees F (19)

800 Degrees F (8)
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Mounting Orientation

Horizontal Horizontal (26)
Horizontal, Vertical Horizontal, Vertical (141)

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Le produit ITEM n’est pas disponible. Voir les produits de la même catégorie ci-dessous.

Check Valves

Check valves allow single-direction flow of liquids or gases. Also called one-way or non-return valves, they prevent backflow of downstream media into pumps, residential plumbing systems, and industrial process applications.

https://catalogue.grainger.ca/?hybris=true

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