National Item Identification Number
00-771-8890
007718890
4820-00-771-8890
4820-00-771-8890
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)
99251
Reference Numbers (Part Numbers)
1602973-1
Required Categories
STYLE DESIGNATOR
FLANGE DIAMETER
BODY OUTSIDE DIAMETER
FLANGE SEAT TO DISK EN
Required Description
B12A PLAIN FLANGED
0.687 INCHES NOMINAL
0.265 INCHES NOMINAL
0.625 INCHES NOM