NSN 4820-00-992-0630

Part Details | VALVE SEAT

4820-00-992-0630 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: 915D549PC1, 915D549H01, 915D549PC1, 915D549H01, 667J658PC9, 915D549H01, 4820-00-992-0630, 00-992-0630, 4820009920630, 009920630

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196200-992-063022113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

THREADED FLANGED

Cross Reference | NSN 4820-00-992-0630
Part Number Cage Code Manufacturer
915D549PC190099NORTHROP GRUMMAN SYSTEMS CORPORATIONDBA NORTHROP GRUMMAN MARINE SYSTEMS
915D549H0190099NORTHROP GRUMMAN SYSTEMS CORPORATIONDBA NORTHROP GRUMMAN MARINE SYSTEMS
915D549PC179500WESTINGHOUSE ELECTRIC CORP
915D549H0179500WESTINGHOUSE ELECTRIC CORP
667J658PC979500WESTINGHOUSE ELECTRIC CORP
915D549H0188657WESTINGHOUSE ELECTRIC CORPPOWER GENERATION-TURBINE DIV
Technical Data | NSN 4820-00-992-0630
Characteristic Specifications
STYLE DESIGNATORA THREADED FLANGED
FLANGE DIAMETER2.460 INCHES MINIMUM AND 2.480 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT1.000 INCHES NOMINAL
UNDER FLANGE HEIGHT0.875 INCHES NOMINAL
SEATING SURFACE SHAPE RADIAL
SEAT RADIUS0.255 INCHES MINIMUM AND 0.259 INCHES MAXIMUM
FSC APPLICATION DATASTEAM TURBINE,ELECTRIC GENERATION