NSN 4820-00-816-5320

Part Details | VALVE SEAT

4820-00-816-5320 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: 2640405X3PC5, 2640-405X3PC5, 26400877, 2640-087-7, 2640087, 2640-087, 8451889836 PC 7, 845-1889836 PC 7, 8451889836, 845-1889836, 2009539, 20-09539, 2009232, 20-09232, 4820-00-816-5320, 00-816-5320, 4820008165320, 008165320

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196300-816-532022113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 4820-00-816-5320
Part Number Cage Code Manufacturer
2640-405X3PC596169ELECTRIC BOAT CORPORATION
2640-087-796169ELECTRIC BOAT CORPORATION
2640-08796169ELECTRIC BOAT CORPORATION
845-1889836 PC 780064NAVAL SHIP SYSTEMS COMMAND
845-188983680064NAVAL SHIP SYSTEMS COMMAND
20-0953953154PORTLAND VALVE LLC
20-0923203670TYCO FIRE PRODUCTS LPDBA TYCO FIRE PROTECTION PRODUCTS
Technical Data | NSN 4820-00-816-5320
Characteristic Specifications
STYLE DESIGNATOR PLAIN
OVERALL HEIGHT0.244 INCHES NOMINAL
BODY OUTSIDE DIAMETER0.872 INCHES MINIMUM AND 0.874 INCHES MAXIMUM
BODY INSIDE DIAMETER0.837 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG45.000 NOMINAL
SEAL ACCOMMODATION TYPE GROOVED