4820-00-421-3863
Valve Seat
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Official Item Classification
- Name
- Valve Seat
- (NSN) National Stock Number
- 4820-00-421-3863
- (FSG) Federal Supply Group
- 48 Valves
- (FSC) Federal Supply Classification
- 4820 Nonpowered Valves
- (INC) Item Name Code
- 22113
- (FIIG) Federal Item Identification Guide
- A15500
- Date
- 12/09/1970 (55 years ago)
13.250 inches nominal body outside diameter, flat seating surface shape, grooved seal accommodation type, 11.500 inches nominal body inside diameter, 0.625 inches nominal overall height
Specs & Compatibility
0.625 inches nominal
13.250 inches nominal
11.500 inches nominal
grooved
flat
steel overall
plain
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.
0022113
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