National Item Identification Number
01-169-9681
011699681
4820-01-169-9681
4820-01-169-9681
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
43689
Reference Numbers (Part Numbers)
517-4325727
517-4325727 PIECE 9
6559-48
6559-48 PIECE 9
Required Categories
STYLE DESIGNATOR
OVERALL HEIGHT
BODY INSIDE DIAMETER
MATERIAL
HARDNESS RATIN
Required Description
B5 PLAIN THREADED
0.375 INCHES NOMINAL
3.375 INCHES NOMINAL
NICKEL ALLOY OVER