NSN 4820-00-251-8723
Part Details | VALVE SEAT
4820-00-251-8723 A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see INSERT, ENGINE VALVE SEAT.
Alternate Parts: 114L24721, 114L2472-1, 4820-00-251-8723, 00-251-8723, 4820002518723, 002518723
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
48 | JUL 25, 1969 | 00-251-8723 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
PLAIN

Cross Reference | NSN 4820-00-251-8723
Part Number | Cage Code | Manufacturer |
---|---|---|
114L2472-1 | 77272 | THE BOEING COMPANYDBA BOEING |
Technical Data | NSN 4820-00-251-8723
Characteristic | Specifications |
---|---|
STYLE DESIGNATOR | PLAIN |
OVERALL HEIGHT | 0.086 INCHES MINIMUM AND 0.091 INCHES MAXIMUM |
BODY OUTSIDE DIAMETER | 0.370 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
BODY INSIDE DIAMETER | 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM |
SEATING SURFACE SHAPE | FLAT |