National Item Identification Number
01-345-5677
013455677
4820-01-345-5677
4820-01-345-5677
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)
0BR59
01289
01289
01289
Reference Numbers (Part Numbers)
003004G56-4
3004G56
3004G56-004
3004G56PC4
Required Categories
FLANGE DIAMETER
BODY OUTSIDE DIAMETER
UNDER FLANGE HEIGHT
MATERIAL
HARDNESS
Required Description
4.750 INCHES NOMINAL
4.000 INCHES NOMINAL
1.500 INCHES NOMINAL
STEEL COMP 410