NSN 4820-00-731-1638

Part Details | VALVE SEAT

4820-00-731-1638 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: 2620912PC111 12IN, 2620-912PC11-1 1-2IN, 11021726, 11-02-1726, 45206363, 45-20-63-63, 2620912PC111 12IN, 2620-912PC11-1 1-2IN, 4820-00-731-1638, 00-731-1638, 4820007311638, 007311638

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196300-731-163822113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 4820-00-731-1638
Part Number Cage Code Manufacturer
2620-912PC11-1 1-2IN96169ELECTRIC BOAT CORPORATION
11-02-172696169ELECTRIC BOAT CORPORATION
45-20-63-6398991WORCESTER CONTROLS CORPP O BOX 2609 COOKEVILLE TN 385022609
2620-912PC11-1 1-2IN98991WORCESTER CONTROLS CORPP O BOX 2609 COOKEVILLE TN 385022609
Technical Data | NSN 4820-00-731-1638
Characteristic Specifications
STYLE DESIGNATOR PLAIN
OVERALL HEIGHT0.375 INCHES NOMINAL
BODY OUTSIDE DIAMETER2.500 INCHES NOMINAL
BODY INSIDE DIAMETER1.500 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG45.000 NOMINAL