NSN 4820-01-139-1689

Part Details | VALVE SEAT

4820-01-139-1689 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: 8035001048, 803-5001048, 8035001048 PIECE 2, 803-5001048 PIECE 2, DS2, DS-2, 4820-01-139-1689, 01-139-1689, 4820011391689, 011391689

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48SEP 25, 198201-139-168922113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4820-01-139-1689
Part Number Cage Code Manufacturer
803-500104853711NAVAL SEA SYSTEMS COMMAND
803-5001048 PIECE 253711NAVAL SEA SYSTEMS COMMAND
DS-257041SPECO INC
Technical Data | NSN 4820-01-139-1689
Characteristic Specifications