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		                        | National Stock Number:
 5360-01-565-3032
 
 Federal Supply Class:
 5360
 
 National Item Identification Number:
 015653032
 
 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:
 
 | 7880-013 | 57574 | VELAN VALVE CORP. |  | 7880-013ITEM10 | 57574 | VELAN VALVE CORP. | 
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 Techincal Specification:
 
 | COIL HELIX DIRECTION | RIGHT-HAND |  | COIL QUANTITY | 4 |  | INSIDE DIAMETER | 3.000 INCHES NOMINAL |  | PART NAME ASSIGNED BY CONTROLLING AGENCY | SPRING |  | MATERIAL | STEEL CORROSION RESISTING OVERALL |  | SPECIAL FEATURES | LOAD (AT COMPRESSED LENGTH) IS 80 TO 85 POUNDS;THE STEEL,CORROSION RESISTANT TYPE IS 302;NUMBER OF ACTIVE COILS IS 2;CLOSED ENDS TO BE SQUARED BY GRINDING |  | SPRING FREE LENGTH | 3.500 INCHES NOMINAL |  | SPRING FREE OUTSIDE DIAMETER | 3.875 INCHES NOMINAL |  | STOCK DIAMETER | 0.218 INCHES NOMINAL |  | STYLE DESIGNATOR | SINGLE TORSION, RIGHT HAND | 
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