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		                        | National Stock Number:
 5360-01-519-1107
 
 Federal Supply Class:
 5360
 
 National Item Identification Number:
 015191107
 
 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:
 
 | 167-6404600 FIND 143 | 53711 | NAVAL SEA SYSTEMS COMMAND |  | 211063225 | 53711 | NAVAL SEA SYSTEMS COMMAND | 
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 Techincal Specification:
 
 | END ANGULAR RELATIONSHIP | ENDS ANGLED ONE TO OTHER |  | COIL HELIX DIRECTION | LEFT-HAND |  | COIL QUANTITY | 9 |  | FUNCTIONAL DESCRIPTION | USED ON A HATCH AS A COUNTERBALANCE SPRING |  | END STYLE | SHORT HOOK, END OVERALL |  | END LENGTH | 1.910 INCHES NOMINAL SECOND END |  | INSIDE DIAMETER | 4.633 INCHES MINIMUM AND 4.649 INCHES MAXIMUM |  | MATERIAL | COPPER ALLOY 172 OVERALL |  | PROPRIETARY CHARACTERISTICS | PACS |  | SPRING FREE LENGTH | 10.679 INCHES MINIMUM AND 10.799 INCHES MAXIMUM |  | SPRING FREE OUTSIDE DIAMETER | 6.359 INCHES NOMINAL |  | STYLE DESIGNATOR | SINGLE TORSION LEFT HAND | 
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