National Item Identification Number
01-416-3949
014163949
4820-01-416-3949
4820-01-416-3949
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)
73030
Reference Numbers (Part Numbers)
558226
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
III END ITEM IDENTIFICATION
Required Description
ALUMINUM ALLOY OVERALL
QQ-A-268 FED SPEC SINGLE MATERIAL RESPONSE OR
QQ-A-225/