National Item Identification Number
00-633-5979
006335979
4820-00-633-5979
4820-00-633-5979
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)
38056
ASHCROFT INC
DBA DRESSER INSTRUMENTS DIV DRESSER
250 E MAIN ST
STRATFORD
CT
06614
203-385-0611
Reference Numbers (Part Numbers)
89622
Required Categories
STYLE DESIGNATOR
FLANGE DIAMETER
OVERALL HEIGHT
FLANGE SEAT TO DISK END HEIGH
Required Description
B3A DOUBLE THREAD
3.750 INCHES NOMINAL
1.376 INCHES NOMINAL
0.688 INCHES NOMI