National Item Identification Number
00-408-8677
004088677
4820-00-408-8677
4820-00-408-8677
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)
Reference Numbers (Part Numbers)
91139-011
91139PC11
Required Categories
STYLE DESIGNATOR
OVERALL HEIGHT
BODY OUTSIDE DIAMETER
BODY INSIDE DIAMETER
M
Required Description
B6 PLAIN
0.312 INCHES NOMINAL
5.625 INCHES NOMINAL
4.750 INCHES NOMINAL
NICK