NSN 4820-00-909-1358

Part Details | VALVE SEAT

4820-00-909-1358 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: 2186001, 218-60-01, 2620926X10PC6, 2620-926X10PC6, 8035001004X5XX07, 803-5001004-X5XX-07, 8035001004, 803-5001004, 4820-00-909-1358, 00-909-1358, 4820009091358, 009091358

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JUL 06, 196600-909-135822113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-00-909-1358
Part Number Cage Code Manufacturer
218-60-0116626CIRCOR INTL INC
2620-926X10PC696169ELECTRIC BOAT CORPORATION
803-5001004-X5XX-0753711NAVAL SEA SYSTEMS COMMAND
803-500100453711NAVAL SEA SYSTEMS COMMAND
Technical Data | NSN 4820-00-909-1358
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER7.427 INCHES MINIMUM AND 7.432 INCHES MAXIMUM
BODY OUTSIDE DIAMETER7.052 INCHES MINIMUM AND 7.057 INCHES MAXIMUM
BODY INSIDE DIAMETER4.438 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.237 INCHES NOMINAL
UNDER FLANGE HEIGHT0.383 INCHES MINIMUM AND 0.388 INCHES MAXIMUM
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG68.000 MINIMUM AND 70.000 MAXIMUM