National Item Identification Number
00-336-5489
003365489
4820-00-336-5489
4820-00-336-5489
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)
71905
DERBYSHIRE MACHINE & TOOL CO. INC.
DBA DERBYSHIRE MACHINE AND TOOL CO.
5100 BELFIELD AVE.
PHILADELPHIA
PA
19144
215-844-3200
Reference Numbers (Part Numbers)
AL46020-189PC4
A46020
A46020AA
80-D-101
Required Categories
STYLE DESIGNATOR
FLANGE DIAMETER
BODY INSIDE DIAMETER
FLANGE SEAT TO DISK END
Required Description
B1 THREADED FLANGED
3.875 INCHES NOMINAL
3.000 INCHES NOMINAL
0.188 INCHES NO