National Item Identification Number
01-143-5301
011435301
4820-01-143-5301
4820-01-143-5301
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)
86184
86184
86184
Reference Numbers (Part Numbers)
79675
84137
84137K
Required Categories
OVERALL HEIGHT
BODY OUTSIDE DIAMETER
MATERIAL
HARDNESS RATING
SEATING SURFAC
Required Description
1.778 INCHES NOMINAL
3.293 INCHES NOMINAL
COPPER ALLOY OVERALL
NOT RATED
FLA