4820-01-477-9754
Safety Relief Valve
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Official Item Classification
- Nombre
- Safety Relief Valve
- (NSN) Número de stock nacional
- 4820-01-477-9754
- (FSG) Grupo de suministro federal
- 48 Valves
- (FSC) Clasificación Federal de Suministros
- 4820 Válvulas no motorizadas
- (INC) Código de nombre del artículo
- 05488
- (FIIG) Guía Federal de Identificación de Artículos
- A046B0
- Fecha
- 08/25/2000 (hace 26 años)
pressed-in renewable seat ring type, bolted bonnet attachment method, inside spring bonnet type, spring disk loading method, disk flow control device
Specs & Compatibility
disk
inside spring
bolted
spring
pressed-in
165.0 fahrenheit single response
plain (tube) all ends
automatic
threaded external pipe all ends
400.0 pounds per square inch single response
100.0 pounds per square inch
"1/2" relief valve typ 1551-t"
spring material is stainless steel; vent must be open to atmosphere or piped to downstream piping
copper alloy 922 body
nickel alloy r-405 seat
nickel alloy r-405 stem
nickel alloy r-405 flow control device
astmb-61 assn std single material response body
qq-n-281 or astm b164 fed spec single material response flow control device
qq-n-281 or astm b164 fed spec single material response seat
qq-n-281 or astm b164 fed spec single material response stem
angle
1 cap and 1 locking device
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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