NSN 4820-01-020-9967

Part Details | VALVE SEAT

4820-01-020-9967 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: 7001214, 35521A, 2073F7 PIECE 151, 2073F-7 PIECE 151, 7001214, 5463EPC151, 35521A, 2073F7 PIECE 151, 2073F-7 PIECE 151, 2073F7, 2073F-7, 2073F PIECE 151, 4820-01-020-9967, 01-020-9967, 4820010209967, 010209967

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48MAY 07, 197601-020-996722113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-01-020-9967
Part Number Cage Code Manufacturer
700121405073BABCOCK & WILCOX COMPANY, THE
35521A05073BABCOCK & WILCOX COMPANY, THE
2073F-7 PIECE 15105073BABCOCK & WILCOX COMPANY, THE
700121458529THE BABCOCK & WILCOX COMPANYDIV B&W SERVICE COMPANY
5463EPC15158529THE BABCOCK & WILCOX COMPANYDIV B&W SERVICE COMPANY
35521A58529THE BABCOCK & WILCOX COMPANYDIV B&W SERVICE COMPANY
2073F-7 PIECE 15158529THE BABCOCK & WILCOX COMPANYDIV B&W SERVICE COMPANY
2073F-758529THE BABCOCK & WILCOX COMPANYDIV B&W SERVICE COMPANY
2073F PIECE 15158529THE BABCOCK & WILCOX COMPANYDIV B&W SERVICE COMPANY
Technical Data | NSN 4820-01-020-9967
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER1.375 INCHES NOMINAL
BODY OUTSIDE DIAMETER1.184 INCHES NOMINAL
BODY INSIDE DIAMETER0.750 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.375 INCHES NOMINAL
UNDER FLANGE HEIGHT0.938 INCHES NOMINAL
SEATING SURFACE SHAPE FLAT
SPECIAL FEATURESW/EIGHT 0.188 IN. W BY 0.125 IN. DP SLOTS ON OUTER PERIPHERY OF FLANGE,0.187 IN. W BY 0.239 IN. DP GROOVE ON BODY 0.125 IN. FROM BOTTOM