NSN 4820-01-122-9855

Part Details | VALVE SEAT

4820-01-122-9855 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: 810217751805XX04, 810-2177518-05XX-04, 803217751805XX04, 803-2177518-05XX-04, 8032177518, 803-2177518, 4820-01-122-9855, 01-122-9855, 4820011229855, 011229855

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48DEC 03, 198101-122-985522113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 4820-01-122-9855
Part Number Cage Code Manufacturer
810-2177518-05XX-0480064NAVAL SHIP SYSTEMS COMMAND
803-2177518-05XX-0480064NAVAL SHIP SYSTEMS COMMAND
803-217751880064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 4820-01-122-9855
Characteristic Specifications
STYLE DESIGNATOR PLAIN
OVERALL HEIGHT1.620 INCHES NOMINAL
BODY OUTSIDE DIAMETER4.654 INCHES NOMINAL
BODY INSIDE DIAMETER4.000 INCHES NOMINAL
SEATING SURFACE SHAPE RADIAL
SEAT RADIUS0.094 INCHES NOMINAL