National Item Identification Number
01-438-8021
014388021
4820-01-438-8021
4820-01-438-8021
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)
6IN S30L12221 ITEM 5
6S30L12221 ITEM 5
Required Categories
MATERIAL
SPECIAL FEATURES
Required Description
STEEL SEAT
FOR SZ 6.000 IN. BUTTERFLY VALVE, MATERIAL INCONEL 625