NSN 4820-01-135-3897

Part Details | VALVE SEAT

4820-01-135-3897 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: 2640402X3 PIECE 29, 2640-402X3 PIECE 29, 2640402X3, 2640-402X3, 1H0000LLCF05761, 8452050947 PIECE 29, 845-2050947 PIECE 29, 8452050947, 845-2050947, 4820-01-135-3897, 01-135-3897, 4820011353897, 011353897

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JUL 22, 198201-135-389722113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

THREADED FLANGED

Cross Reference | NSN 4820-01-135-3897
Part Number Cage Code Manufacturer
2640-402X3 PIECE 2996169ELECTRIC BOAT CORPORATION
2640-402X396169ELECTRIC BOAT CORPORATION
1H0000LLCF0576196169ELECTRIC BOAT CORPORATION
845-2050947 PIECE 2980064NAVAL SHIP SYSTEMS COMMAND
845-205094780064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 4820-01-135-3897
Characteristic Specifications
STYLE DESIGNATOR1A THREADED FLANGED
OVERALL HEIGHT0.234 INCHES NOMINAL
BODY OUTSIDE DIAMETER1.453 INCHES NOMINAL
SEATING SURFACE SHAPE FLAT