NSN 4820-00-698-2890

Part Details | VALVE SEAT

4820-00-698-2890 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: AS235315P30, 235315P30R1, 235315P030, 235315P30R1, 235315P30, 235315P030, 4820-00-698-2890, 00-698-2890, 4820006982890, 006982890

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196300-698-289022113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-00-698-2890
Part Number Cage Code Manufacturer
AS235315P3012776AIRCRAFT SUPPLIES
235315P30R100198PRATT & WHITNEY CANADA CIE DIVPRATT& WHITNEY CANADA CORP.
235315P03000198PRATT & WHITNEY CANADA CIE DIVPRATT& WHITNEY CANADA CORP.
235315P30R177445UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS
235315P3077445UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS
235315P03077445UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS
Technical Data | NSN 4820-00-698-2890
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER2.847 INCHES MINIMUM AND 2.848 INCHES MAXIMUM
BODY OUTSIDE DIAMETER2.367 INCHES MINIMUM AND 2.371 INCHES MAXIMUM
BODY INSIDE DIAMETER2.276 INCHES MINIMUM AND 2.286 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT0.435 INCHES MINIMUM AND 0.438 INCHES MAXIMUM
UNDER FLANGE HEIGHT0.100 INCHES MINIMUM AND 0.120 INCHES MAXIMUM
HARDNESS RATINGRB0.0 AND RB05.0
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG44.000 NOMINAL
FSC APPLICATION DATAACFT ENG R2800