4820-00-287-3136
Safety Relief Valve
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Official Item Classification
- Name
- Safety Relief Valve
- (NSN) National Stock Number
- 4820-00-287-3136
- (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
- 01/01/1963 (63 years ago)
spring disk loading method, disk flow control device, 1580.0 pounds per hour valve discharge flow rate, 425.0 fahrenheit single response maximum operating temp, 1.000 inches 1st end nominal pipe size accommodated
Specs & Compatibility
1.000 inches 1st end
disk
spring
1580.0 pounds per hour
425.0 fahrenheit single response
socket 1st end
automatic
unthreaded internal pipe 1st end
+158.0 to 207.0 pounds per square inch
w/lifting lever
copper alloy body
copper alloy stem
nickel alloy seat
angle
a-1 type and c class
Regulatory Compliance
Precious metal content is unknown
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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