NSN 4820-00-731-1637

Part Details | VALVE SEAT

4820-00-731-1637 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: 45076363, 45-07-63-63, 134TEFL0NSEAT44, 13-4TEFL0NSEAT44, C01838, 4820-00-731-1637, 00-731-1637, 4820007311637, 007311637

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196300-731-163722113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 4820-00-731-1637
Part Number Cage Code Manufacturer
45-07-63-6398991WORCESTER CONTROLS CORPP O BOX 2609 COOKEVILLE TN 385022609
13-4TEFL0NSEAT4498991WORCESTER CONTROLS CORPP O BOX 2609 COOKEVILLE TN 385022609
C0183898991WORCESTER CONTROLS CORPP O BOX 2609 COOKEVILLE TN 385022609
Technical Data | NSN 4820-00-731-1637
Characteristic Specifications
STYLE DESIGNATOR PLAIN
OVERALL HEIGHT0.220 INCHES NOMINAL
BODY OUTSIDE DIAMETER1.000 INCHES NOMINAL
BODY INSIDE DIAMETER0.563 INCHES NOMINAL
SEATING SURFACE SHAPE RADIAL
SEAT RADIUS0.557 INCHES NOMINAL
SPECIAL FEATURESSIX GROOVES EQUALLY SPACED ON THE OUTSIDE HEIGHT