National Item Identification Number
01-055-9101
010559101
4820-01-055-9101
4820-01-055-9101
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)
55820
Reference Numbers (Part Numbers)
26765-2
Required Categories
MATERIAL
SEATING SURFACE SHAPE
SEAT ANGLE IN DEG
SEAT RADIUS
THE MANUFACTURE
Required Description
STEEL COMP 440C OVERALL
ANGULAR
48.000 MINIMUM AND
50.000 MAXIMUM
0.480 INCH