McMaster-Carr

Search Results

	Pipe Size Pipe Size

1/4

3/8

	Thread Type Thread Type

NPT

NPTF

	Actuation Actuation

Air

Electric (Solenoid)

Motor

	For Use With For Use With

	Body Material Body Material

	Connection Style Connection Style


Threaded	Flanged

Quick Clamp

	Valve Function Valve Function

	Valve Type Valve Type

	Flow Pattern Flow Pattern

	Shape Shape


Straight	Tee

90° Elbow	180° Bend

Adjustable- Angle Elbow

	Valve Starting Position Valve Starting Position

Normally Closed

Normally Open

	Actuation Mechanism Actuation Mechanism

Air-to-Open

Spring Return

Air-to-Close

	Flow Coefficient (Cv) Flow Coefficient (Cv)

0.18
0.203
0.234
0.26
0.406
0.5
0.549
0.64
0.65
0.7
0.75
0.87
0.95
1.3
1.6
2
2.06
2.8
3
3.11
3.26
3.5
4
4.2
5
6
7
7.77
8
8.26
9
11
12
12.83
13
13.95
14
15
16
19
20
21
22
23
27
27.67
28
29
29.75
30
31
32
33
34
35
38
43.02
43.76
45
49
50
52
53
54
56
60
68
71
75
77
80
82
90
92
100
105
110
119
120
125
133.4
135
138
140
149
150
175
248
250
270
287
300
307
313.2
350
411
504.6
600
605
880
1,013
1,620
Not Rated

	Outlet Pipe Size Outlet Pipe Size

	Maximum Pressure Maximum Pressure

	Pressure Drop Pressure Drop

Zero Pressure Drop

Pressure Drop Assisted

	Return Actuation Return Actuation

Spring

Air Pilot

	Seal Material Seal Material

Plastic

Rubber

Stainless Steel

	For Use Outdoors For Use Outdoors

Yes

	Actuator Mount Type Actuator Mount Type

Direct

Bracket

	Pilot Valve Included Pilot Valve Included

Yes

	Minimum Pressure Drop Required Minimum Pressure Drop Required

	Minimum Air Pressure Minimum Air Pressure

327 Products

Flow-Control Valves

Air-Driven On/Off Valves

For faster actuation than motor-driven valves, these operate on compressed air. You must control the air to the actuator using either an electric pilot valve or a manual on/off valve.