National Item Identification Number
01-251-3123
012513123
4820-01-251-3123
4820-01-251-3123
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)
CV9-S4501-026
CV9-S4501-026-20
Required Categories
STYLE DESIGNATOR
OVERALL HEIGHT
BODY INSIDE DIAMETER
MATERIAL
HARDNESS RATIN
Required Description
B5 PLAIN THREADED
1.190 INCHES NOMINAL
1.248 INCHES NOMINAL
COPPER ALLOY SEAT