Steam Check Valves | McMaster-Carr

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	For Use With For Use With	Show

Steam

	For Use With For Use With	Hide

Warning: Products have one, but not necessarily all, of the selected characteristics.

	Pipe Size Pipe Size

1/8
1/4
3/8
1/2
3/4
1
1 1/4
1 1/2
2
2 1/2
3
4
5
6
8
10

	Thread Type Thread Type

NPT

BSPP

BSPT

	Body Material Body Material

	Connection Style Connection Style

	Threaded
	Flanged
	Socket Connect
	Push to Connect
	Solder Connect

	Mounting Orientation Mounting Orientation

Horizontal

Vertical

Any Position

	Seal Material Seal Material

	Valve Type Valve Type

Check

Vacuum Breaker

	Gender Gender

Female

Male

	Maximum Pressure Maximum Pressure

	Check Valve Type Check Valve Type

	Shape Shape

	Straight

	Pressure Class Pressure Class

	Connection Type Connection Type


Pipe	Tube

	Maximum Temperature Maximum Temperature

	Minimum Opening Pressure Minimum Opening Pressure

	Actuation Actuation

Pressure

Vacuum

	System of Measurement System of Measurement

Inch

	End-to-End Length End-to-End Length

	Valve Function Valve Function

Backflow Prevention

	Flow Coefficient (Cv) Flow Coefficient (Cv)

0.85
1.21
1.3
1.4
1.85
1.954
2
2.3
2.5
2.87
3
3.3
3.48
3.5
3.53
3.584
4.2
4.3
4.8
5.24
5.5
6
6.463
7
7.2
8.86
9.088
10
12
13
14.3
15.67
16
18
20
21.83
22
24
30
31
35
37.84
39
44
49
54
56
60
64
65
72
76
77
81
92
102
110
130
131
150
191
192
193
240
280
292
297
390
468
735
1,060
1,880
2,940
Not Rated

	Maximum Steam Pressure Maximum Steam Pressure

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

RoHS Compliant with
Exemptions

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

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