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		                        | National Stock Number:
 2530-00-331-8123
 
 Federal Supply Class:
 2530
 
 National Item Identification Number:
 003318123
 
 Description:
 DIAPHRAGM,CHAMBER,BRAKE
 
 Detail:
 An item of flexible, nonmetallic construction, designed to convert air pressure or vacuum into mechanical force when installed in a brake chamber.
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 Manufacturer Information:
 
 | 180881 | 92392 | ALLIS-CHALMERS CORP |  | 231506 | 06853 | BENDIX COMMERCIAL VEHICLE SYSTEMS LLC |  | 440349 | 02280 | AMERICAN HOIST AND DERRICK CO |  | 684123 | 1ML14 | BRINKLEY TECHNOLOGY GROUP LLC |  | 684123 | 28265 | HERCULES ENGINE CO INC |  | 440349 | 49185 | TEREX AMERICAN CRANE CORP |  | 806737 | 02280 | AMERICAN HOIST AND DERRICK CO |  | 806737 | 49185 | TEREX AMERICAN CRANE CORP | 
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 Techincal Specification:
 
 | CONSTRUCTION | FABRIC INSERT |  | DIAPHRAGM TYPE | BEADED TAPERED SLEEVE |  | FSC APPLICATION DATA | REAR BRAKE CHAMBER ASSY,FIRE TRUCK |  | MATERIAL THICKNESS | 0.084 INCHES MINIMUM AND 0.104 INCHES MAXIMUM |  | MATERIAL | RUBBER |  | MOUNTING METHOD | BEAD |  | NONMETALLIC HARDNESS RATING | 45.000 MINIMUM SHORE DUROMETER A AND 55.000 MAXIMUM SHORE DUROMETER A |  | OVERALL HEIGHT | 2.657 INCHES MINIMUM AND 2.719 INCHES MAXIMUM |  | OVERALL OUTSIDE DIAMETER | 4.844 INCHES NOMINAL |  | SLEEVE SMALLEST OUTSIDE DIAMETER | 3.422 INCHES NOMINAL | 
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