National Item Identification Number
01-144-3753
011443753
4820-01-144-3753
4820-01-144-3753
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)
S4824-1385541
S4824-1385541 A
70301934
Required Categories
STYLE DESIGNATOR
OVERALL HEIGHT
BODY INSIDE DIAMETER
MATERIAL
HARDNESS RATIN
Required Description
B5 PLAIN THREADED
0.625 INCHES NOMINAL
4.375 INCHES NOMINAL
COPPER ALLOY OVER