National Item Identification Number
01-337-4004
013374004
4820-01-337-4004
4820-01-337-4004
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
53711
Reference Numbers (Part Numbers)
211056675
801-6408783 FIND 11
Required Categories
STYLE DESIGNATOR
OVERALL HEIGHT
BODY OUTSIDE DIAMETER
BODY INSIDE DIAMETER
M
Required Description
B11 PLAIN
0.250 INCHES NOMINAL
1.059 INCHES MINIMUM AND
1.060 INCHES MAXIMUM;