NSN 4820-00-021-1728

Part Details | FLAT VALVE DIAPHRAGM

4820-00-021-1728 An item in the form of one or more thin flexible sheets normally designed to form a tight seal between chambers of a valve, and to transmit motion to a valve disk either directly or through a mechanical linkage. The surface of the item(s) may not 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 a center hole. Excludes DIAPHRAGM, VALVE, SPECIAL SHAPED and GASKET.

Alternate Parts: A4358, A4358, A4358, 4820-00-021-1728, 00-021-1728, 4820000211728, 000211728

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48APR 27, 196700-021-172860396 ( DIAPHRAGM, VALVE, FLAT )
REFERENCE DRAWINGS & PICTURES

FLAT

Cross Reference | NSN 4820-00-021-1728
Part Number Cage Code Manufacturer
A435872433FLEXITALLIC GASKET CO INC
A435858156FLEXITALLIC L.P.
A435836266SINGER VALVE INC
Technical Data | NSN 4820-00-021-1728
Characteristic Specifications
MATERIAL RUBBER SYNTHETIC
STYLE DESIGNATOR FLAT
HOLE DIAMETER0.312 INCHES NOMINAL
OUTSIDE DIAMETER18.250 INCHES NOMINAL
BOLT CIRCLE DIAMETER17.625 INCHES NOMINAL
MATERIAL THICKNESS0.130 INCHES NOMINAL
CENTER HOLE DIAMETER0.438 INCHES NOMINAL
BOLT HOLE QUANTITY24