National Item Identification Number
00-580-4140
005804140
4820-00-580-4140
4820-00-580-4140
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)
81873
Reference Numbers (Part Numbers)
30000404
Required Categories
STYLE DESIGNATOR
FLANGE DIAMETER
BODY OUTSIDE DIAMETER
BODY INSIDE DIAMETER;
Required Description
B10 PLAIN FLANGED
0.373 INCHES MINIMUM AND
0.380 INCHES MAXIMUM
0.326 INCHES