NSN 4820-00-891-3010

Part Details | VALVE SEAT

4820-00-891-3010 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: 280090 ITEM 15, 1667520081, 166752-0081, 166752, 4820-00-891-3010, 00-891-3010, 4820008913010, 008913010

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 20, 196700-891-301022113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-00-891-3010
Part Number Cage Code Manufacturer
280090 ITEM 1599657MAROTTA CONTROLS, INC.
166752-008199657MAROTTA CONTROLS, INC.
16675299657MAROTTA CONTROLS, INC.
Technical Data | NSN 4820-00-891-3010
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER1.044 INCHES MINIMUM AND 1.046 INCHES MAXIMUM
BODY OUTSIDE DIAMETER0.968 INCHES MINIMUM AND 0.969 INCHES MAXIMUM
BODY INSIDE DIAMETER0.520 INCHES MINIMUM AND 0.522 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT0.076 INCHES MINIMUM AND 0.077 INCHES MAXIMUM
UNDER FLANGE HEIGHT0.047 INCHES MINIMUM AND 0.050 INCHES MAXIMUM
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG44.500 MINIMUM AND 45.500 MAXIMUM