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Safety shutoff valves used with V4055, V4062 and V9055 fluid power actuators to control gas flow to commercial and industrial burners.


  • Use with natural or LP gases.
  • Mount directly in gas supply line.
  • Include 1/4 in. NPT upstream and downstream taps and plug.
  • 4 in. models have only flanged connections.
  • V5055 normally closed valves are rated for final shutoff service safety shutoff.
  • V5055A,C,D,E Valves are for On-Off service.
  • V5055B Valve has a characterized guide and in combination with the V4055, V4062, and V9055 Fluid Power Actuators, provides slow-opening, hi-lo-off, and modulating functions respectively.
  • V5055C,E,F Valves have a double seal and are used with V4055D,E Actuators to provide proof-of-closure switch and valve seal over-travel interlock.
  • V5055D,E,F Valves are for high pressure applications.

Product Specifications

1/4 in. -18 NPT upstream tap and plug, 1/4 in. -18 NPT downstream tap and plug
Used With
V9055; V4055; V4062
Item Type
Approvals, Underwriters Laboratories Inc.
When used with V4055A,B,D,E, V4062, V9055: Listed, File No. MH1639 Guide No. YIOZ
Approvals, Canadian Standards Association
When used with V4055, V4062, and V5097: Certified General listed File No. 158158, Class 3371 for USA and Canada
Operating Temperature Range (F)
-40 F to +150 F; When used with V9055-- -40 F to +125 F
Operating Temperature Range (C)
-40 C to +66 C; When used with V9055-- -40 C to +52 C
Approvals, Swiss RE
When used with V4055A,B,D,E, V4062, V9055: Acceptable
Approvals, Factory Mutual
When used with the V4055D,F and V9055A: Approved, Report Nos. 20698, 20835, 21172, and 24066
Connection Type
Capacity (m³/hr)
48.6 m3/hr
Pipe Size (inch)
1 1/2 in.
Pipe Size (DN)
Capacity (cfh)
1717 cfh
Maximum Operating Differential Pressure
With V4055A,D or V4062-- 5 psi (340 mbar); With V4055B or E-- 15 psi (1 bar)
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