NSN 4820-01-180-1020

Part Details | SPECIAL SHAPED ACTUATOR VALVE DIAPHRAGM

4820-01-180-1020 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.

Alternate Parts: 2924, 4820-01-180-1020, 01-180-1020, 4820011801020, 011801020

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48MAY 24, 198401-180-102040088 ( DIAPHRAGM, ACTUATOR VALVE, SPECIAL SHAPED )
REFERENCE DRAWINGS & PICTURES

SPECIAL SHAPED

Cross Reference | NSN 4820-01-180-1020
Part Number Cage Code Manufacturer
292419243ITT FLUID TECHNOLOGY CORPITT ENGINEERED VALVES DIV
Technical Data | NSN 4820-01-180-1020
Characteristic Specifications
MATERIAL PLASTIC POLYTETRAFLUOROETHYLENE AND RUBBER
STYLE DESIGNATOR SPECIAL SHAPED
HOLE DIAMETER0.438 INCHES NOMINAL
RADIUS0.750 INCHES NOMINAL
OVERALL LENGTH4.610 INCHES NOMINAL
OVERALL HEIGHT0.875 INCHES NOMINAL
OVERALL WIDTH3.625 INCHES NOMINAL
MATERIAL THICKNESS0.312 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH2.562 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH2.750 INCHES NOMINAL
CENTER HOLE DIAMETER0.312 INCHES NOMINAL
BOLT HOLE QUANTITY4
SPECIAL FEATURESTWO PIECE CONSTRUCTION W/INTEGRAL STUD