National Item Identification Number
00-439-9759
004399759
4820-00-439-9759
4820-00-439-9759
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)
00198
77445
00198
77445
Reference Numbers (Part Numbers)
17181P005
17181P005
17181P5
17181P5
Required Categories
STYLE DESIGNATOR
FLANGE DIAMETER
BODY OUTSIDE DIAMETER
BODY INSIDE DIAMETER;
Required Description
B7 PLAIN FLANGED
2.637 INCHES MINIMUM AND
2.638 INCHES MAXIMUM
2.273 INCHES M