NSN 4820-01-173-1231

Part Details | VALVE SEAT

4820-01-173-1231 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: EEP54ASX DETAIL 12, EEP-54-ASX DETAIL 12, EEP54ASX, EEP-54-ASX, EEP54ASX12, EEP-54-ASX-12, 4820-01-173-1231, 01-173-1231, 4820011731231, 011731231

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48FEB 29, 198401-173-123122113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

THREADED FLANGED

Cross Reference | NSN 4820-01-173-1231
Part Number Cage Code Manufacturer
EEP-54-ASX DETAIL 1216199ERNST FLOW INDUSTRIES, LLCDIV ERNST FLOW INDUSTRIES
EEP-54-ASX16199ERNST FLOW INDUSTRIES, LLCDIV ERNST FLOW INDUSTRIES
EEP-54-ASX-1255260GIL, INC.
Technical Data | NSN 4820-01-173-1231
Characteristic Specifications
STYLE DESIGNATOR THREADED FLANGED
FLANGE DIAMETER0.634 INCHES NOMINAL
BODY INSIDE DIAMETER0.283 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.194 INCHES NOMINAL
UNDER FLANGE HEIGHT0.503 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG50.000 NOMINAL