NSN 4820-01-287-4875

Part Details | VALVE SEAT

4820-01-287-4875 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: SC012874875, SC01-287-4875, 637502 ITEM 5, 63750-2 ITEM 5, 32487, 637502 ITEM 5CP, 63750-2 ITEM 5CP, 32487CP, 4820-01-287-4875, 01-287-4875, 4820012874875, 012874875

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48OCT 22, 198801-287-487522113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-01-287-4875
Part Number Cage Code Manufacturer
SC01-287-487516236DLA LAND AND MARITIMEDBA ENGINEERING AND TECHNICAL
63750-2 ITEM 599643EATON CORPORATIONDBA EATON AEROSPACE
3248799643EATON CORPORATIONDBA EATON AEROSPACE
63750-2 ITEM 5CP03950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
32487CP03950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
Technical Data | NSN 4820-01-287-4875
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER0.730 INCHES NOMINAL
BODY OUTSIDE DIAMETER0.563 INCHES NOMINAL
BODY INSIDE DIAMETER0.255 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.096 INCHES NOMINAL
UNDER FLANGE HEIGHT0.250 INCHES NOMINAL
SEATING SURFACE SHAPE FLAT
SPECIAL FEATURESCLEAN IAW MIL-STD-1330D