National Item Identification Number
01-057-6129
010576129
4820-01-057-6129
4820-01-057-6129
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)
53711
53711
96169
96169
96169
96169
Reference Numbers (Part Numbers)
2050947REVRPC31
2050965PC31 2IN
2640-402X3PC31
2640-405X1PC31
2640-405X1PC31
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
HARDNESS RATING
SPECIAL FEATURE
Required Description
STEEL CORROSION RESISTING SEAT
QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE SEAT;