4820-01-187-1968
Safety Relief Valve
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Official Item Classification
- Name
- Safety Relief Valve
- (NSN) National Stock Number
- 4820-01-187-1968
- (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
- 08/21/1984 (42 years ago)
automatic or manual valve operation method, disk flow control device, 250.0 fahrenheit single response maximum operating temp, inside spring bonnet type, union bonnet attachment method
Specs & Compatibility
disk
inside spring
union
250.0 fahrenheit single response
automatic or manual
+48.0 to 59.0 pounds per square inch
59.0 pounds per square inch single response
copper alloy body
nickel alloy flow control device
nickel alloy seat
steel corrosion resisting stem
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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