National Item Identification Number
00-434-4421
004344421
4820-00-434-4421
4820-00-434-4421
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)
10-08479-09
Required Categories
BODY OUTSIDE DIAMETER
BODY INSIDE DIAMETER
MATERIAL
HARDNESS RATING
THE MANU
Required Description
0.376 INCHES MINIMUM AND
0.377 INCHES MAXIMUM
0.098 INCHES MINIMUM AND
0.100