National Item Identification Number
00-941-0901
009410901
4820-00-941-0901
4820-00-941-0901
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)
77445
Reference Numbers (Part Numbers)
520218
520218
Required Categories
BODY OUTSIDE DIAMETER
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
HARDNESS
Required Description
1.742 INCHES MINIMUM AND
1.746 INCHES MAXIMUM
STEEL CORROSION RESISTING OVERAL
