4820-01-034-8288 BALL,VALVE,PORTED Index 3040-01-034-8290 GEARSHAFT,SPUR

National Stock Number:
2915-01-034-8289

Federal Supply Class:
2915

National Item Identification Number:
010348289

Description:
DIAPHRAGM,ACTUATOR VALVE,SPECIAL

Detail:
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.


Manufacturer Information:
687472522819BOEING DISTRIBUTION, INC.
687472563005ROLLS-ROYCE CORPORATION
687472573342ALLISON TRANSMISSION INC
B865801170BELLOFRAM CORPORATION
B865861020BELLOFRAM CORP DIAPHRAGM DIV


Techincal Specification:
BEAD DIAMETER1.655 INCHES NOMINAL
BOLT CIRCLE DIAMETER2.380 INCHES NOMINAL
BOLT HOLE QUANTITY4
CENTER HOLE DIAMETER0.165 INCHES MINIMUM AND 0.170 INCHES MAXIMUM
HOLE DIAMETER0.234 INCHES NOMINAL
OUTSIDE DIAMETER2.740 INCHES NOMINAL
OUTSIDE CORNER RADIUS0.180 INCHES NOMINAL
OVERALL HEIGHT0.750 INCHES NOMINAL
MATERIAL THICKNESS0.017 INCHES NOMINAL
MATERIALRUBBER SILICONE
MEDIA FOR WHICH DESIGNEDGAS
STYLE DESIGNATORSPECIAL SHAPED


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