NSN 4820-00-391-5693

Part Details | VALVE SEAT

4820-00-391-5693 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: MILD17650, S407, 1000407, 10-00407, S926PCS407, S497, S428PCS407, 4820-00-391-5693, 00-391-5693, 4820003915693, 003915693

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196300-391-569322113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-00-391-5693
Part Number Cage Code Manufacturer
MILD1765081349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
S40703670TYCO FIRE PRODUCTS LPDBA TYCO FIRE PROTECTION PRODUCTS
10-0040703670TYCO FIRE PRODUCTS LPDBA TYCO FIRE PROTECTION PRODUCTS
S926PCS40703670TYCO FIRE PRODUCTS LPDBA TYCO FIRE PROTECTION PRODUCTS
S49703670TYCO FIRE PRODUCTS LPDBA TYCO FIRE PROTECTION PRODUCTS
S428PCS40703670TYCO FIRE PRODUCTS LPDBA TYCO FIRE PROTECTION PRODUCTS
Technical Data | NSN 4820-00-391-5693
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER5.844 INCHES NOMINAL
BODY OUTSIDE DIAMETER5.000 INCHES NOMINAL
BODY INSIDE DIAMETER4.000 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.500 INCHES NOMINAL
UNDER FLANGE HEIGHT0.188 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG45.000 NOMINAL
SEAL ACCOMMODATION TYPE GROOVED