4820-01-086-7919
Safety Relief Valve
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Official Item Classification
- Name
- Safety Relief Valve
- (NSN) National Stock Number
- 4820-01-086-7919
- (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
- 12/05/1979 (46 years ago)
spring disk loading method, disk flow control device, bolted bonnet attachment method, 0.250 inches all ends nominal pipe size accommodated, inside spring bonnet type
Specs & Compatibility
0.250 inches all ends
disk
inside spring
bolted
spring
1.000 gallons per minute
150.0 fahrenheit single response
sturgeon class ssn637)
reduced socket with one brazing ring all ends
automatic
unthreaded internal pipe all ends
+25.0 to 29.0 pounds per square inch
1500.0 pounds per square inch single response
copper alloy body
nickel alloy flow control device
nickel alloy seat
nickel alloy stem
qq-n-281 fed spec single material response flow control device
qq-n-281 fed spec single material response seat
qq-n-281 fed spec single material response stem
qq-c-390,alloy d4/d/ fed spec single material response body
water, fresh single response
angle
1 wrench and 2 nut and 2 tailpiece
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
Related Hardware Products
| Part Number | Description |
|---|---|
| BACBB04SAA | Safety Relief Valve |
| E8610E41M | Safety Relief Valve |