National Item Identification Number
00-212-5254
002125254
4820-00-212-5254
4820-00-212-5254
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)
Reference Numbers (Part Numbers)
240-4801-1036166REVAPC4
240-4801-1036171REVAPC4
240-4824-1036218REVAPC24
Required Categories
OVERALL HEIGHT
BODY INSIDE DIAMETER
MATERIAL
SEATING SURFACE SHAPE
THREAD SE
Required Description
0.375 INCHES NOMINAL
2.750 INCHES NOMINAL
NICKEL ALLOY OVERALL
FLAT
UN SINGL