National Item Identification Number
01-161-2547
011612547
4820-01-161-2547
4820-01-161-2547
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
Reference Numbers (Part Numbers)
48997
48997B
Required Categories
STYLE DESIGNATOR
FLANGE DIAMETER
FLANGE SEAT TO DISK END HEIGHT
UNDER FLANGE
Required Description
B1A THREADED FLANGED
1.000 INCHES NOMINAL
0.130 INCHES NOMINAL
0.305 INCHES N