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		                        | National Stock Number:
 1730-01-574-3558
 
 Federal Supply Class:
 1730
 
 National Item Identification Number:
 015743558
 
 Description:
 HOISTING UNIT,AIRCRAFT COMPONENT
 
 Detail:
 AN ITEM CONSISTING OF A SUPPORTING FRAME, DESIGNED TO MOUNT ON AN AIRCRAFT FOR LIFTING, INSTALLING AND/OR REMOVING ENGINES, GUNSIGHTS, PROPELLERS AND THE LIKE. IT MAY INCLUDE HOIST (AS MODIFIED), WINCH (AS MODIFIED), SLING (AS MODIFIED) AND/OR ADAPTER (1), HOISTING.
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 Manufacturer Information:
 
 | 5122M1 | 12437 | THERN INC |  | 5122M1-OS-P1 | 12437 | THERN INC |  | 7652220-1 | 53711 | NAVAL SEA SYSTEMS COMMAND | 
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 Techincal Specification:
 
 | DESIGN TYPE | HOIST |  | HOISTING ADAPTER | NOT INCLUDED |  | LIFTING MECHANISM | INCLUDED |  | PART NAME ASSIGNED BY CONTROLLING AGENCY | HOIST ASSEMBLY |  | OPERATION METHOD | MANUAL |  | SAFE OPERATING LOAD RATING | 500.000 POUNDS NOMINAL |  | SLING | INCLUDED |  | SPECIAL FEATURES | 49.0 INCHES UNEXTENDED; 71.0 INCHES EXTENDED HIGHT. 48.0 INCEHS LONG. |  | SUPPORT ASSEMBLY METHOD | BOLTED |  | SUPPORT CONSTRUCTION | RIGID |  | SUPPORT HEIGHT ADJUSTABILITY | NONADJUSTABLE |  | SUPPORT MATERIAL CROSS-SECTIONAL SHAPE | TUBULAR | 
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