National Item Identification Number
01-243-4204
012434204
4820-01-243-4204
4820-01-243-4204
National Stock Number
Item Name
DIAPHRAGM,ACTUATOR VALVE,SPECIAL SHAPED
Federal Supply Class
4820
Description
An item constructed of one or more layers of thin flexible material, either laminated or separated, designed to form a tight seal between the chambers of a valve, and to transmit pressure inducted motion to a valve disk either directly or through a mechanical linkage. The surface of the item must be formed or molded to have a beaded or rolled edge, ribs or any other raised surfaces. The item may contain bolt holes and/or center holes. Excludes DIAPHRA GM, VALVE, FLAT and GASKET.
Commercial and Government Entity Code (Supplier Data)
58529
THE BABCOCK & WILCOX COMPANY
DBA B & W SERVICE CO DIV B&W SERVICE
20 S VAN BUREN AVE
BARBERTON
OH
44203
800-354-4400
Reference Numbers (Part Numbers)
291187EMK30-12
Required Categories
MATERIAL
STYLE DESIGNATOR
OUTSIDE DIAMETER
OVERALL HEIGHT
MATERIAL THICKNESS
Required Description
STEEL, CORROSION RESISTING
G55 SPECIAL SHAPED
7.979 INCHES MINIMUM AND
7.989