National Item Identification Number
00-842-0511
008420511
4820-00-842-0511
4820-00-842-0511
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)
01289
01289
01289
Reference Numbers (Part Numbers)
439B877
439B877-004
439B877PC4
439B877PC4
Required Categories
FLANGE DIAMETER
BODY OUTSIDE DIAMETER
BODY INSIDE DIAMETER
FLANGE SEAT TO DIS
Required Description
4.751 INCHES NOMINAL
3.938 INCHES NOMINAL
3.236 INCHES NOMINAL
1.260 INCHES N