NSN 4820-01-081-5227

Part Details | VALVE SEAT

4820-01-081-5227 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: 861708041, 861-708-041, 8550250411, 855-025-041-1, 855025041, 855-025-041, 838859041, 838-859-041, 838859041, 838-859-041, 838859041, 838-859-041, 2404, 4820-01-081-5227, 01-081-5227, 4820010815227, 010815227

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48AUG 15, 197901-081-522722113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-01-081-5227
Part Number Cage Code Manufacturer
861-708-04151729DRESSER, INC.DBA DRESSER ROOTS BLOWERS &
855-025-041-151729DRESSER, INC.DBA DRESSER ROOTS BLOWERS &
855-025-04151729DRESSER, INC.DBA DRESSER ROOTS BLOWERS &
838-859-04151729DRESSER, INC.DBA DRESSER ROOTS BLOWERS &
838-859-0410DFD9SIEMENS GOVERNMENT TECHNOLOGIES,INC.
838-859-0411RY79TEC INC
24041RY79TEC INC
Technical Data | NSN 4820-01-081-5227
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER9.081 INCHES NOMINAL
BODY OUTSIDE DIAMETER5.777 INCHES NOMINAL
BODY INSIDE DIAMETER4.745 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.445 INCHES NOMINAL
UNDER FLANGE HEIGHT1.068 INCHES NOMINAL
SEATING SURFACE SHAPE FLAT
SPECIAL FEATURESFLANGE CONTAINS 8 BOLT HOLES