NSN 4820-01-108-2632

Part Details | VALVE SEAT

4820-01-108-2632 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: 639AS1446, 4820-01-108-2632, 01-108-2632, 4820011082632, 011082632

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48FEB 24, 198101-108-263222113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4820-01-108-2632
Part Number Cage Code Manufacturer
639AS144630003NAVAL AIR SYSTEMS COMMAND MANAGEDORIGINAL DESIGN ACTIVITY NOT
Technical Data | NSN 4820-01-108-2632
Characteristic Specifications
FLANGE DIAMETER0.627 INCHES MINIMUM AND 0.628 INCHES MAXIMUM
BODY OUTSIDE DIAMETER0.330 INCHES NOMINAL
BODY INSIDE DIAMETER0.128 INCHES MINIMUM AND 0.130 INCHES MAXIMUM
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG45.000 NOMINAL