NSN 4820-01-115-4957

Part Details | VALVE SEAT

4820-01-115-4957 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: 31885645, 3188564-5, 31885645, 3188564-5, 31885645, 3188564-5, 4820-01-115-4957, 01-115-4957, 4820011154957, 011154957

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JUL 08, 198101-115-495722113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

THREADED FLANGED

Cross Reference | NSN 4820-01-115-4957
Part Number Cage Code Manufacturer
3188564-577068ALLIED-SIGNAL INCDBA ALLIED-SIGNAL AEROSPACE CO
3188564-559364HONEYWELL INTERNATIONAL INC.DBA HONEYWELL
3188564-578062SARGENT AEROSPACE & DEFENSE, LLCDBA SARGENT CONTROLS & AEROSPACE
Technical Data | NSN 4820-01-115-4957
Characteristic Specifications
STYLE DESIGNATOR0 THREADED FLANGED
FLANGE DIAMETER0.550 INCHES NOMINAL
BODY OUTSIDE DIAMETER0.500 INCHES NOMINAL
BODY INSIDE DIAMETER0.170 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.183 INCHES NOMINAL
UNDER FLANGE HEIGHT0.246 INCHES NOMINAL
SEATING SURFACE SHAPE FLAT