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		                        | National Stock Number:
 5360-01-038-7742
 
 Federal Supply Class:
 5360
 
 National Item Identification Number:
 010387742
 
 Description:
 SPRING,HELICAL,TORSION
 
 Detail:
 An open-or close-wound coil spring consisting of one or more helical coils, wound from different shapes and types of material and finished at the ends, designed to exert pressure in a rotating direction around the coil axis. Excludes springs designed for thermal actuation (springs in which the torsion forces are counteracted by changes in temperature) and SPRING, REINFORCING, HOSE.
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 Manufacturer Information:
 
 | 66-1689-2 | 81205 | THE BOEING COMPANY | 
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 Techincal Specification:
 
 | COIL HELIX DIRECTION | RIGHT-HAND |  | COIL QUANTITY | 19-29/32 |  | END ANGULAR RELATIONSHIP | ENDS PARALLEL ONE TO OTHER |  | END STYLE | MACHINE LOOP END SECOND END |  | END STYLE | SMALL OFFSET HOOK AT SIDE FIRST END |  | END LENGTH FROM SECOND BEND TO THIRD BEND OR END | 0.235 INCHES NOMINAL OVERALL |  | END LENGTH | 1.020 INCHES NOMINAL BOTH ENDS |  | HOOK RADIUS | 0.125 INCHES NOMINAL OVERALL |  | INSIDE DIAMETER | 1.000 INCHES NOMINAL |  | SPECIAL FEATURES | END STYLE 20 INCLUDES END TANGENT ANGLE OF 45 DEG |  | SPRING FREE LENGTH | 2.200 INCHES NOMINAL |  | SPRING FREE OUTSIDE DIAMETER | 1.220 INCHES NOMINAL |  | STYLE DESIGNATOR | SINGLE TORSION LEFT HAND | 
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