NSN 4820-01-139-1685

Part Details | VALVE SEAT

4820-01-139-1685 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: 8071600 PIECE 24 1 14IN, 807-1600 PIECE 24 1 1-4IN, 8071600, 807-1600, 807200024, 807-2000-24, 807180024:112 AND 114, 807-1800-24:1-1/2 AND 1-1/4, 8071800241 12 IN., 807-1800-24-1 1/2 IN., 807180024 1 12IN, 807-1800-24 1 1-2IN, 8071800 PART 24 1 12IN, 807-1800 PART 24 1 1-2IN, 807180024 1 1, 807-1800-24 1 1, 4820-01-139-1685, 01-139-1685, 4820011391685, 011391685

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48SEP 25, 198201-139-168522113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

THREADED FLANGED

Cross Reference | NSN 4820-01-139-1685
Part Number Cage Code Manufacturer
807-1600 PIECE 24 1 1-4IN32373SFC VALVE CORP
807-160032373SFC VALVE CORP
807-2000-2432373SFC VALVE CORP
807-1800-24:1-1/2 AND 1-1/432373SFC VALVE CORP
807-1800-24-1 1/2 IN.32373SFC VALVE CORP
807-1800-24 1 1-2IN32373SFC VALVE CORP
807-1800 PART 24 1 1-2IN32373SFC VALVE CORP
807-1800-24 1 11GZ83SFC VALVE CORPORATION
Technical Data | NSN 4820-01-139-1685
Characteristic Specifications
STYLE DESIGNATOR1 THREADED FLANGED
OVERALL HEIGHT0.187 INCHES NOMINAL
BODY OUTSIDE DIAMETER1.750 INCHES NOMINAL
BODY INSIDE DIAMETER1.375 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG20.000 NOMINAL
SPECIAL FEATURESALL OUTSIDE CORNERS CHAMFER 0.031 IN. BY 45 DEG