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		                        | National Stock Number:
 5360-01-519-1172
 
 Federal Supply Class:
 5360
 
 National Item Identification Number:
 015191172
 
 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 147 | 53711 | NAVAL SEA SYSTEMS COMMAND |  | 211063226 | 53711 | NAVAL SEA SYSTEMS COMMAND | 
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 Techincal Specification:
 
 | END ANGULAR RELATIONSHIP | END W/RH HELIX OF COIL ANGLED TO CENTER SECTION |  | COIL HELIX DIRECTION | RIGHT-HAND |  | COIL QUANTITY | 5 |  | FUNCTIONAL DESCRIPTION | USED ON HATCH AS A FAIRING COUNTERBALANCE SPRING |  | END STYLE | SHORT HOOK, END OVERALL |  | END LENGTH | 1.635 INCHES MINIMUM FIRST END AND 1.643 INCHES MAXIMUM FIRST END |  | INSIDE DIAMETER | 7.464 INCHES MINIMUM AND 7.480 INCHES MAXIMUM |  | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-B196 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |  | MATERIAL | COPPER ALLOY 172 OVERALL |  | PROPRIETARY CHARACTERISTICS | PACS |  | SPRING FREE LENGTH | 6.630 INCHES NOMINAL |  | SPRING FREE OUTSIDE DIAMETER | 8.985 INCHES NOMINAL |  | STYLE DESIGNATOR | SINGLE TORSION, RIGHT HAND | 
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