NSN 4820-00-375-8373

Part Details | VALVE SEAT

4820-00-375-8373 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: 548341, 548341, 47003130476PCALL, 4700-3130476PCALL, 47003112615PC548341, 4700-3112615PC548341, 4820-00-375-8373, 00-375-8373, 4820003758373, 003758373

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196300-375-837322113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

THREADED FLANGED

Cross Reference | NSN 4820-00-375-8373
Part Number Cage Code Manufacturer
54834177068ALLIED-SIGNAL INCDBA ALLIED-SIGNAL AEROSPACE CO
54834159364HONEYWELL INTERNATIONAL INC.DBA HONEYWELL
4700-3130476PCALL80064NAVAL SHIP SYSTEMS COMMAND
4700-3112615PC54834180064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 4820-00-375-8373
Characteristic Specifications
STYLE DESIGNATOR0 THREADED FLANGED
FLANGE DIAMETER0.747 INCHES NOMINAL
BODY OUTSIDE DIAMETER0.747 INCHES NOMINAL
BODY INSIDE DIAMETER0.437 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.155 INCHES NOMINAL
UNDER FLANGE HEIGHT0.280 INCHES NOMINAL
SEATING SURFACE SHAPE FLAT
SPECIAL FEATURES0.437 IN. ID COUNTERBORED 0.343 IN. DEEP,FLANGED ON BOTH ENDS,TOP FLANGE 0.156 IN. THK,BOTTOM FLANGE 0.093 IN. THK