4820-01-299-5683
Safety Relief Valve
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Official Item Classification
- Name
- Safety Relief Valve
- (NSN) National Stock Number
- 4820-01-299-5683
- (FSG) Federal Supply Group
- 48 Valves
- (FSC) Federal Supply Classification
- 4820 Nonpowered Valves
- (INC) Item Name Code
- 05488
- (FIIG) Federal Item Identification Guide
- A046B0
- Date
- 05/04/1989 (37 years ago)
spring disk loading method, disk flow control device, union bonnet attachment method, welded renewable seat ring type, inside spring bonnet type
Specs & Compatibility
disk
inside spring
union
spring
welded
200.0 fahrenheit single response
forrestal class cv
streamlined with one brazing ring (tube) all ends
automatic
unthreaded internal tube all ends
+23.0 to 45.0 pounds per square inch
400.0 pounds per square inch single response
0.250 inches all ends
copper alloy 922 body
nickel alloy flow control device
nickel alloy seat
steel corrosion resisting stem
water-oil-gas single response
angle
1 lever
Regulatory Compliance
Item does not contain precious metal.
The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
0005488
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