4820-01-286-6618
Safety Relief Valve
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Official Item Classification
- Name
- Safety Relief Valve
- (NSN) National Stock Number
- 4820-01-286-6618
- (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
- 10/06/1988 (38 years ago)
250.0 fahrenheit single response maximum operating temp, bolted bonnet attachment method, 4 all ends bolt hole quantity, disk flow control device, inside screw bonnet type
Specs & Compatibility
disk
inside screw
bolted
4 all ends
250.0 fahrenheit single response
automatic
round with holes all ends
flange all ends
1.500 inches
300.0 pounds per square inch single response
100.0 pounds per square inch
5.000 inches 2nd end
6.000 inches 1st end
0.562 inches 2nd end
0.625 inches 1st end
3.750 inches
0.625 inches 2nd end
0.750 inches 1st end
3.750 inches
3.875 inches 2nd end
4.750 inches 1st end
raised straight all ends
0.062 inches all ends
2.875 inches 2nd end
3.625 inches 1st end
nickel alloy flow control device
nickel alloy seat
steel body
steel corrosion resisting stem
water-oil-gas 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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