4820-01-347-4351
Safety Relief Valve
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Official Item Classification
- Name
- Safety Relief Valve
- (NSN) National Stock Number
- 4820-01-347-4351
- (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
- 10/21/1991 (34 years ago)
flange all ends connection type, manual valve operation method, disk flow control device, bracket mounting facility, 0.500 inches valve size
Specs & Compatibility
disk
manual
flange all ends
bracket
0.500 inches
feat
3.250 inches
3.250 inches
raised straight all ends
magnetic permeability shall not exceed 2.0 after fabrication
rubber seat
steel comp 304l flow control device
steel comp 304l stem
steel corrosion resisting body
astm a276 assn std single material response flow control device
astm a276 assn std single material response stem
astm a351 assn std single material response body
mil-r-83248 mil spec single material response seat
angle flanged ends
1 spring
Regulatory Compliance
Item does not contain precious metal.
The item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restrictions 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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