National Item Identification Number
01-287-4874
012874874
4820-01-287-4874
4820-01-287-4874
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)
96169
Reference Numbers (Part Numbers)
2110254 PC 20
2110254 PIECE 20 1/4 IN
2620-902X10 PC 20 1/4IN
803-2177934-X1X
Required Categories
STYLE DESIGNATOR
FLANGE DIAMETER
FLANGE SEAT TO DISK END HEIGHT
MATERIAL
SEA
Required Description
B1 THREADED FLANGED
0.930 INCHES NOMINAL
0.122 INCHES NOMINAL
NICKEL ALLOY OV
