4820-01-237-0104
Safety Relief Valve
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Official Item Classification
- Name
- Safety Relief Valve
- (NSN) National Stock Number
- 4820-01-237-0104
- (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
- 07/24/1986 (40 years ago)
850.0 fahrenheit single response maximum operating temp, disk flow control device, 4 all ends bolt hole quantity, round with holes all ends flange shape, automatic valve operation method
Specs & Compatibility
disk
4 all ends
850.0 fahrenheit single response
automatic
round with holes all ends
flange all ends
2.500 inches
+558.0 to 677.0 pounds per square inch
600.0 pounds per square inch single response
7.000 inches all ends
0.688 inches all ends
5.500 inches
0.750 inches all ends
5.750 inches
5.500 inches all ends
raised straight all ends
0.062 inches all ends
4.125 inches all ends
glass and steel body
steel corrosion resisting flow control device
steel corrosion resisting stem
steam single response
angle flanged ends
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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