NSN 4820-00-678-0274

Part Details | VALVE SEAT

4820-00-678-0274 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: 188360, 1883-60, 1869PC17, 4820-00-678-0274, 00-678-0274, 4820006780274, 006780274

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196300-678-027422113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-00-678-0274
Part Number Cage Code Manufacturer
1883-6024658GENERAL REGULATOR CORP.DBA ACCUDRIV
1869PC1724658GENERAL REGULATOR CORP.DBA ACCUDRIV
Technical Data | NSN 4820-00-678-0274
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER1.031 INCHES NOMINAL
BODY OUTSIDE DIAMETER1.031 INCHES NOMINAL
SEATING SURFACE SHAPE RADIAL
SEAT RADIUS0.125 INCHES NOMINAL
SEAL ACCOMMODATION TYPE RECESSED