National Item Identification Number
01-146-4137
011464137
4820-01-146-4137
4820-01-146-4137
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)
803-2177917
803-2177917-12-02
803-2177917-12-30
Required Categories
STYLE DESIGNATOR
OVERALL HEIGHT
BODY INSIDE DIAMETER
MATERIAL
MATERIAL DOCUM
Required Description
B5 PLAIN THREADED
1.031 INCHES NOMINAL
11.938 INCHES NOMINAL
NICKEL ALLOY OVE