NSN 4820-00-939-8143

Part Details | VALVE SEAT

4820-00-939-8143 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: 51156E, 4820-00-939-8143, 00-939-8143, 4820009398143, 009398143

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48NOV 16, 196500-939-814322113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN THREADED

Cross Reference | NSN 4820-00-939-8143
Part Number Cage Code Manufacturer
51156E76364MILWAUKEE VALVE COMPANY, INC.DBA HAMMOND
Technical Data | NSN 4820-00-939-8143
Characteristic Specifications
STYLE DESIGNATOR PLAIN THREADED
OVERALL HEIGHT0.350 INCHES NOMINAL
BODY INSIDE DIAMETER0.733 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG45.000 NOMINAL
SPECIAL FEATURESINTERNAL OCTAGON WRENCHING FACILITY,0.656 IN. FLAT TO FLAT DISTANCE