NSN 4820-01-128-4190

Part Details | VALVE SEAT

4820-01-128-4190 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: 1D221481, 1D22148-1, 10124585, 4820-01-128-4190, 01-128-4190, 4820011284190, 011284190

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48MAR 20, 198201-128-419022113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4820-01-128-4190
Part Number Cage Code Manufacturer
1D22148-118355BOEING COMPANY, THEDBA BOEING
10124585A486GNIMIKKEISTOKESKUS NCB FINLAND
Technical Data | NSN 4820-01-128-4190
Characteristic Specifications
OVERALL HEIGHT2.035 INCHES NOMINAL
BODY OUTSIDE DIAMETER1.301 INCHES NOMINAL
BODY INSIDE DIAMETER0.670 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG45.000 NOMINAL