National Item Identification Number
00-857-0280
008570280
4820-00-857-0280
4820-00-857-0280
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)
24446
Reference Numbers (Part Numbers)
101B354BR-1
101B354BR-1
101B354BRPC1
Required Categories
STYLE DESIGNATOR
OVERALL HEIGHT
BODY OUTSIDE DIAMETER
BODY INSIDE DIAMETER
M
Required Description
B6 PLAIN
0.745 INCHES MINIMUM AND
0.755 INCHES MAXIMUM
3.501 INCHES NOMINAL;