National Item Identification Number
01-181-5094
011815094
4820-01-181-5094
4820-01-181-5094
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)
Reference Numbers (Part Numbers)
803-2177917-10-02
Required Categories
MATERIAL
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS
CRITICALITY CODE JUS
Required Description
NICKEL ALLOY OVERALL
MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CE