NSN 4820-01-287-4876

Part Details | VALVE SEAT

4820-01-287-4876 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: 32498 OXYGEN CLEANED, 32498, 32498CP, 4820-01-287-4876, 01-287-4876, 4820012874876, 012874876

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48OCT 22, 198801-287-487622113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-01-287-4876
Part Number Cage Code Manufacturer
32498 OXYGEN CLEANED99643EATON CORPORATIONDBA EATON AEROSPACE
3249899643EATON CORPORATIONDBA EATON AEROSPACE
32498CP03950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
Technical Data | NSN 4820-01-287-4876
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER1.250 INCHES NOMINAL
BODY OUTSIDE DIAMETER1.239 INCHES NOMINAL
BODY INSIDE DIAMETER0.750 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.125 INCHES NOMINAL
UNDER FLANGE HEIGHT0.250 INCHES NOMINAL
SEATING SURFACE SHAPE FLAT
SPECIAL FEATURESCLEANED IN ACCORDANCE WITH MIL-STD-1330