National Item Identification Number
01-134-1312
011341312
4820-01-134-1312
4820-01-134-1312
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)
43689
Reference Numbers (Part Numbers)
201811 PIECE 25
Required Categories
STYLE DESIGNATOR
FLANGE DIAMETER
BODY INSIDE DIAMETER
FLANGE SEAT TO DISK END
Required Description
B1 THREADED FLANGED
4.188 INCHES NOMINAL
3.562 INCHES NOMINAL
0.156 INCHES NO
