4820-00-446-3550
Safety Relief Valve
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Official Item Classification
- Name
- Safety Relief Valve
- (NSN) National Stock Number
- 4820-00-446-3550
- (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)
disk flow control device, spring disk loading method, 4 1st end bolt hole quantity, threaded bonnet attachment method, inside spring bonnet type
Specs & Compatibility
disk
inside spring
threaded
spring
4 1st end
automatic
round with holes 1st end
flange 1st end
pressure tight outlet side
+7.0 to 25.0 pounds per square inch
5.000 inches 1st end
0.438 inches 1st end
0.688 inches 1st end
3.875 inches 1st end
plain 1st end
modified with flange connections and flat disk
copper alloy body
copper alloy flow control device
copper alloy seat
copper alloy stem
angle
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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