NSN 4820-00-243-9933
Part Details | VALVE SEAT
4820-00-243-9933 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: 1837018101, 183701-8101, 4820-00-243-9933, 00-243-9933, 4820002439933, 002439933
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
48 | MAR 12, 1971 | 00-243-9933 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
PLAIN

Cross Reference | NSN 4820-00-243-9933
Part Number | Cage Code | Manufacturer |
---|---|---|
183701-8101 | 99657 | MAROTTA CONTROLS, INC. |
Technical Data | NSN 4820-00-243-9933
Characteristic | Specifications |
---|---|
STYLE DESIGNATOR | PLAIN |
OVERALL HEIGHT | 0.318 INCHES MINIMUM AND 0.322 INCHES MAXIMUM |
BODY OUTSIDE DIAMETER | 1.696 INCHES MINIMUM AND 1.701 INCHES MAXIMUM |
BODY INSIDE DIAMETER | 0.981 INCHES MINIMUM AND 0.983 INCHES MAXIMUM |
SEATING SURFACE SHAPE | FLAT |
SPECIAL FEATURES | GROOVE AROUND OUTSIDE EDGE OF SEAT,0.075 IN. W,0.053 IN. DEPTH |