NSN 4820-01-142-7935

Part Details | VALVE SEAT

4820-01-142-7935 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: 2640337X1 PIECE 9, 2640-337X1 PIECE 9, 2640337X1, 2640-337X1, SS8452050570PIECE 9, SS845-2050570PIECE 9, SS8452050570, SS845-2050570, 4820-01-142-7935, 01-142-7935, 4820011427935, 011427935

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48NOV 20, 198201-142-793522113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 4820-01-142-7935
Part Number Cage Code Manufacturer
2640-337X1 PIECE 996169ELECTRIC BOAT CORPORATION
2640-337X196169ELECTRIC BOAT CORPORATION
SS845-2050570PIECE 980064NAVAL SHIP SYSTEMS COMMAND
SS845-205057080064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 4820-01-142-7935
Characteristic Specifications
STYLE DESIGNATOR PLAIN
OVERALL HEIGHT0.359 INCHES NOMINAL
BODY OUTSIDE DIAMETER3.875 INCHES NOMINAL
BODY INSIDE DIAMETER3.500 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG45.000 NOMINAL