NSN 4820-00-691-5770

Part Details | VALVE SEAT

4820-00-691-5770 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: 101L460BCPC43, 101B354AVPC1, 101B354AV1, B3288503PC1, 4820-00-691-5770, 00-691-5770, 4820006915770, 006915770

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196300-691-577022113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-00-691-5770
Part Number Cage Code Manufacturer
101L460BCPC4324446GENERAL ELECTRIC COMPANY
101B354AVPC124446GENERAL ELECTRIC COMPANY
101B354AV103502GENERAL ELECTRIC CONAVAL AND DRIVE TURBINE SYSTEMS DEPT
B3288503PC180064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 4820-00-691-5770
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER2.626 INCHES NOMINAL
BODY OUTSIDE DIAMETER2.122 INCHES MINIMUM AND 2.123 INCHES MAXIMUM
BODY INSIDE DIAMETER1.238 INCHES MINIMUM AND 1.244 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT0.497 INCHES MINIMUM AND 0.503 INCHES MAXIMUM
UNDER FLANGE HEIGHT1.111 INCHES MINIMUM AND 1.121 INCHES MAXIMUM
SEATING SURFACE SHAPE RADIAL
SEAT RADIUS0.288 INCHES MINIMUM AND 0.294 INCHES MAXIMUM