NSN 4820-01-139-1687

Part Details | VALVE SEAT

4820-01-139-1687 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: 1213042, 12130-42, 4820-01-139-1687, 01-139-1687, 4820011391687, 011391687

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48SEP 25, 198201-139-168722113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

THREADED FLANGED

Cross Reference | NSN 4820-01-139-1687
Part Number Cage Code Manufacturer
12130-4235795LESLIE CONTROLS, INC.
Technical Data | NSN 4820-01-139-1687
Characteristic Specifications
STYLE DESIGNATOR THREADED FLANGED
FLANGE DIAMETER3.811 INCHES NOMINAL
BODY INSIDE DIAMETER3.022 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.153 INCHES NOMINAL
UNDER FLANGE HEIGHT0.543 INCHES NOMINAL