National Item Identification Number
01-453-8021
014538021
4820-01-453-8021
4820-01-453-8021
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)
43689
53711
53711
53711
Reference Numbers (Part Numbers)
DF330658 FIND 58
211090996
6405317
801-6405317 FIND 58
Required Categories
STYLE DESIGNATOR
OVERALL HEIGHT
BODY OUTSIDE DIAMETER
BODY INSIDE DIAMETER
M
Required Description
B6 PLAIN
0.312 INCHES NOMINAL
2.874 INCHES NOMINAL
1.938 INCHES NOMINAL
PLAS