NSN 4820-00-863-8219

Part Details | VALVE SEAT

4820-00-863-8219 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: BUWEPSDWG1408268, 1408268, 4820-00-863-8219, 00-863-8219, 4820008638219, 008638219

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196200-863-821922113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 4820-00-863-8219
Part Number Cage Code Manufacturer
BUWEPSDWG140826844114BAE SYSTEMS LAND & ARMAMENTS L.P.
140826810001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
Technical Data | NSN 4820-00-863-8219
Characteristic Specifications
STYLE DESIGNATOR PLAIN
OVERALL HEIGHT0.343 INCHES NOMINAL
BODY OUTSIDE DIAMETER0.502 INCHES MINIMUM AND 0.503 INCHES MAXIMUM
BODY INSIDE DIAMETER0.312 INCHES MINIMUM AND 0.322 INCHES MAXIMUM
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG40.000 MINIMUM AND 50.000 MAXIMUM