NSN 4820-01-181-1853

Part Details | FLAT VALVE DIAPHRAGM

4820-01-181-1853 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: P12602142, P12602142, 4820-01-181-1853, 01-181-1853, 4820011811853, 011811853

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JUN 07, 198401-181-185360396 ( DIAPHRAGM, VALVE, FLAT )
REFERENCE DRAWINGS & PICTURES

FLAT

Cross Reference | NSN 4820-01-181-1853
Part Number Cage Code Manufacturer
P1260214282796COLTEC INDUSTRIES INC.DBA FAIRBANKS MORSE ENGINE
P126021427PZX0FAIRBANKS MORSE, LLC
Technical Data | NSN 4820-01-181-1853
Characteristic Specifications
MATERIAL STEEL
STYLE DESIGNATOR FLAT
HOLE DIAMETER0.500 INCHES NOMINAL
OUTSIDE DIAMETER8.658 INCHES MINIMUM AND 8.660 INCHES MAXIMUM
BOLT CIRCLE DIAMETER3.380 INCHES NOMINAL
MATERIAL THICKNESS1.000 INCHES NOMINAL
BOLT HOLE QUANTITY2