National Item Identification Number
01-078-4561
010784561
4810-01-078-4561
4810-01-078-4561
National Stock Number
Item Name
SEAT,VALVE
Federal Supply Class
4810
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)
73760
Reference Numbers (Part Numbers)
5019B
Required Categories
STYLE DESIGNATOR
FLANGE DIAMETER
BODY INSIDE DIAMETER
FLANGE SEAT TO DISK END
Required Description
B4 THREADED FLANGED
0.875 INCHES NOMINAL
0.166 INCHES NOMINAL
0.156 INCHES NO