NSN 4820-00-716-8903

Part Details | VALVE SEAT

4820-00-716-8903 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: 717068, 717067, 52NC6770, NC6770PIECE52, NC-6770PIECE52, 717067, 4820-00-716-8903, 00-716-8903, 4820007168903, 007168903

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196300-716-890322113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-00-716-8903
Part Number Cage Code Manufacturer
71706882328DRESSER RAND CO TERRY CORP STEAMTURBINE MOTOR AND GENERATOR CO A
71706782328DRESSER RAND CO TERRY CORP STEAMTURBINE MOTOR AND GENERATOR CO A
52NC677082328DRESSER RAND CO TERRY CORP STEAMTURBINE MOTOR AND GENERATOR CO A
NC-6770PIECE5282328DRESSER RAND CO TERRY CORP STEAMTURBINE MOTOR AND GENERATOR CO A
7170670BR59SIEMENS GOVERNMENT TECHNOLOGIES,INC.
Technical Data | NSN 4820-00-716-8903
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER1.124 INCHES MINIMUM AND 1.125 INCHES MAXIMUM
BODY OUTSIDE DIAMETER0.999 INCHES MINIMUM AND 1.000 INCHES MAXIMUM
BODY INSIDE DIAMETER0.562 INCHES MINIMUM AND 0.563 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT0.250 INCHES NOMINAL
UNDER FLANGE HEIGHT0.250 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG7.500 NOMINAL