National Item Identification Number
01-091-8053
010918053
4820-01-091-8053
4820-01-091-8053
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)
A1907
D-1994
D-1994 PIECE 13 2IN
Required Categories
STYLE DESIGNATOR
BODY INSIDE DIAMETER
MATERIAL
HARDNESS RATING
SEATING SURFA
Required Description
B6 PLAIN
2.000 INCHES NOMINAL
STEEL CORROSION RESISTING OVERALL
25.0 ROCKWELL