4820-01-286-4356
Valve Seat
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Official Item Classification
- Name
- Valve Seat
- (NSN) National Stock Number
- 4820-01-286-4356
- (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
- 10/01/1988 (38 years ago)
0.825 inches minimum and 0.826 inches maximum body inside diameter, 12 single threaded portion thread quantity per inch, 0.365 inches minimum and 0.385 inches maximum under flange height, 0.375 inches minimum and 0.405 inches maximum flange seat to disk end height, 1.682 inches minimum and 1.687 inches maximum flange diameter
Specs & Compatibility
1.682 inches minimum and 1.687 inches maximum
0.825 inches minimum and 0.826 inches maximum
0.375 inches minimum and 0.405 inches maximum
0.365 inches minimum and 0.385 inches maximum
12 single threaded portion
1.312 inches single threaded portion
steel overall
ams 5648 assn std single material response overall
threaded flanged
unj single threaded portion
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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