NSN 4820-00-420-8751

Part Details | VALVE SEAT

4820-00-420-8751 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: 180069281, 180069-281, 1800690281, 180069-0281, 4820-00-420-8751, 00-420-8751, 4820004208751, 004208751

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48MAR 12, 196900-420-875122113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 4820-00-420-8751
Part Number Cage Code Manufacturer
180069-28199657MAROTTA CONTROLS, INC.
180069-028199657MAROTTA CONTROLS, INC.
Technical Data | NSN 4820-00-420-8751
Characteristic Specifications
STYLE DESIGNATOR PLAIN
OVERALL HEIGHT0.220 INCHES NOMINAL
BODY OUTSIDE DIAMETER0.490 INCHES NOMINAL
BODY INSIDE DIAMETER0.191 INCHES NOMINAL
SEATING SURFACE SHAPE FLAT
SEAT RADIUS0.001 INCHES MINIMUM AND 0.003 INCHES MAXIMUM