National Item Identification Number
01-442-9990
014429990
4820-01-442-9990
4820-01-442-9990
National Stock Number
Item Name
SEAT,VALVE
Federal Supply Class
4820
Description
A replaceable item designed to provide a circular 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.
Commercial and Government Entity Code (Supplier Data)
53711
03950
NAVAL INVENTORY CONTROL POINT
MECHANICSBURG
5450 CARLISLE PIKE
2020
MECHANICSBURG
PA
17055
717-605-3500
Reference Numbers (Part Numbers)
803-6397434-X52XXX-022
803-6397434-X52XXX-022SS
Required Categories
STYLE DESIGNATOR
FLANGE DIAMETER
FLANGE SEAT TO DISK END HEIGHT
MATERIAL
MAT
Required Description
B1A THREADED FLANGED
2.117 INCHES NOMINAL
0.216 INCHES NOMINAL
COBALT COMP 1