National Item Identification Number
00-085-3977
000853977
4820-00-085-3977
4820-00-085-3977
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)
73475
ROBERTSHAW CONTROLS COMPANY
DBA ROBERTSHAW INDUSTRIAL PRODUCTS
1602 MUSTANG DRIVE
MARYVILLE
TN
37801
865-981-3096
Reference Numbers (Part Numbers)
21643A1
Required Categories
STYLE DESIGNATOR
OVERALL HEIGHT
BODY OUTSIDE DIAMETER
BODY INSIDE DIAMETER
M
Required Description
B11 PLAIN
0.084 INCHES NOMINAL
0.543 INCHES NOMINAL
0.325 INCHES NOMINAL
STE