National Item Identification Number
01-197-8504
011978504
4820-01-197-8504
4820-01-197-8504
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)
1NB39
DOVER RESOURCES INC
DIV NORRISEAL
11122 W LITTLE YORK
HOUSTON
TX
77041
713-849-1274
91363
NORRISEAL
NORRIS VALUES DIV
11122 W LITTLE YORK RD
40525
HOUSTON
TX
77240
713-466-3552
Reference Numbers (Part Numbers)
52730A310
52730A310
Required Categories
STYLE DESIGNATOR
BODY INSIDE DIAMETER
MATERIAL
HARDNESS RATING
SEATING SURFA
Required Description
B6 PLAIN
18.000 INCHES NOMINAL
RUBBER BUNA N SEAT
NOT RATED
FLAT