4820-01-018-1722
Safety Relief Valve
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Official Item Classification
- Name
- Safety Relief Valve
- (NSN) National Stock Number
- 4820-01-018-1722
- (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
- 03/21/1976 (50 years ago)
inside spring bonnet type, piston flow control device, bolted bonnet attachment method, right-hand all ends thread direction, spring disk loading method
Specs & Compatibility
right-hand all ends
piston
inside spring
bolted
spring
45.0 gallons per minute
pressed-in
plain,optional end(pipe) all ends
automatic
threaded internal pipe all ends
bonnet packing and pressure tight outlet side
+1500.0 to 3000.0 pounds per square inch
3000.0 pounds per square inch single response
0.750 inches all ends
iron cast body
steel flow control device
steel seat
oil, hydraulic single response
paint
cross
npt all 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.
S9C
0005488
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| 99AD1679-13-101 | Safety Relief Valve |
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