National Item Identification Number
01-139-6844
011396844
4810-01-139-6844
4810-01-139-6844
National Stock Number
Item Name
SEAT,VALVE
Federal Supply Class
4810
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)
99167
Reference Numbers (Part Numbers)
5004291
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
SURFACE TREATMENT
HARDNESS RATI
Required Description
STEEL OVERALL
AMS5616 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
PASSIVATE OVER