NSN 4820-00-005-4975

Part Details | VALVE SEAT

4820-00-005-4975 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: 18393787, 183937-87, 4820-00-005-4975, 00-005-4975, 4820000054975, 000054975

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JUN 09, 197200-005-497522113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN

SEAT,VALVE | 4820-00-005-4975, 000054975
Cross Reference | NSN 4820-00-005-4975
Part Number Cage Code Manufacturer
183937-8799657MAROTTA CONTROLS, INC.
Technical Data | NSN 4820-00-005-4975
Characteristic Specifications
STYLE DESIGNATOR PLAIN
OVERALL HEIGHT0.048 INCHES MINIMUM AND 0.050 INCHES MAXIMUM
BODY OUTSIDE DIAMETER0.528 INCHES MINIMUM AND 0.529 INCHES MAXIMUM
BODY INSIDE DIAMETER0.249 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
SEATING SURFACE SHAPE FLAT