NSN 4820-01-147-2857

Part Details | VALVE SEAT

4820-01-147-2857 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: 803217751816XX04, 803-2177518-16XX-04, 803217751816X, 803-2177518-16X, 8032177518, 803-2177518, 4820-01-147-2857, 01-147-2857, 4820011472857, 011472857

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48FEB 15, 198301-147-285722113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 4820-01-147-2857
Part Number Cage Code Manufacturer
803-2177518-16XX-0480064NAVAL SHIP SYSTEMS COMMAND
803-2177518-16X80064NAVAL SHIP SYSTEMS COMMAND
803-217751880064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 4820-01-147-2857
Characteristic Specifications
STYLE DESIGNATOR PLAIN
OVERALL HEIGHT4.109 INCHES NOMINAL
BODY OUTSIDE DIAMETER14.006 INCHES NOMINAL
BODY INSIDE DIAMETER11.750 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG30.000 NOMINAL