NSN 4820-00-128-0683
Part Details | VALVE SEAT
4820-00-128-0683 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: A002001551, A002-0015-51, 002000550, 002-0005-50, 4820-00-128-0683, 00-128-0683, 4820001280683, 001280683
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
48 | NOV 29, 1968 | 00-128-0683 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
PLAIN

Cross Reference | NSN 4820-00-128-0683
Part Number | Cage Code | Manufacturer |
---|---|---|
A002-0015-51 | 53154 | PORTLAND VALVE LLC |
002-0005-50 | 01209 | RESILLO PRESS PAD CO |
Technical Data | NSN 4820-00-128-0683
Characteristic | Specifications |
---|---|
STYLE DESIGNATOR | PLAIN |
OVERALL HEIGHT | 0.313 INCHES NOMINAL |
BODY OUTSIDE DIAMETER | 2.125 INCHES NOMINAL |
BODY INSIDE DIAMETER | 1.250 INCHES NOMINAL |
SEATING SURFACE SHAPE | ANGULAR |
SEAT ANGLE IN DEG | 45.000 NOMINAL |