National Item Identification Number
01-128-4189
011284189
4820-01-128-4189
4820-01-128-4189
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)
18355
Reference Numbers (Part Numbers)
1D22146-1
Required Categories
FLANGE DIAMETER
BODY OUTSIDE DIAMETER
BODY INSIDE DIAMETER
FLANGE SEAT TO DIS
Required Description
0.548 INCHES NOMINAL
0.438 INCHES NOMINAL
0.144 INCHES NOMINAL
0.191 INCHES N