National Item Identification Number
00-787-1855
007871855
4820-00-787-1855
4820-00-787-1855
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)
62983
76050
EATON AEROSPACE LLC
M C AEROSPACE DIV
4690 COLORADO BLVD
LOS ANGELES
CA
90039
818-409-0200
Reference Numbers (Part Numbers)
MC5991
MC5991
Required Categories
STYLE DESIGNATOR
OVERALL HEIGHT
BODY INSIDE DIAMETER
MATERIAL
SURFACE TREATM
Required Description
B6 PLAIN
0.250 INCHES NOMINAL
0.340 INCHES MINIMUM AND
0.472 INCHES MAXIMUM;