5360-00-561-0671 SPRING,HELICAL,EXTENSION Index 3020-00-561-0673 CHAIN,ROLLER

National Stock Number:
5360-00-561-0672

Federal Supply Class:
5360

National Item Identification Number:
005610672

Description:
SPRING,HELICAL,EXTENSION

Detail:
An open-or close-coiled spring, wound in various forms and from different shapes and types of materials and finished at the ends, so designed to provide resistance to pulling forces. The close-coiled springs may incorporate the special feature of initial tension created between the coils when wound so that an initial load must be applied to separate them. Excludes SPRING, REINFORCING, HOSE.


Manufacturer Information:
765310619200US ARMY ARDEC RDECOM


Techincal Specification:
COIL TO HOOK INSIDE LENGTH0.255 INCHES NOMINAL FIRST END
COIL TO HOOK INSIDE LENGTH0.375 INCHES NOMINAL SECOND END
COIL HELIX DIRECTIONRIGHT-HAND OR LEFT-HAND
COIL QUANTITY6
DESIGN TYPECLOSED
END STYLEOFFSET HOOK, SIDE SECOND END
END STYLESHORT HOOK FIRST END
INSIDE DIAMETER0.303 INCHES NOMINAL
LOAD RATING8.600 POUNDS NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-W-470,COMP A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL UNS K08500 OVERALL
OPENING WIDTH0.303 INCHES NOMINAL SECOND END
SPRING FREE LENGTH0.778 INCHES NOMINAL
SPRING DEFLECTION RATE20.000 POUNDS PER INCH NOMINAL
SPRING FREE OUTSIDE DIAMETER0.433 INCHES NOMINAL
SPRING LENGTH UNDER LOAD0.358 INCHES NOMINAL
STYLE DESIGNATORCYLINDRICAL
SURFACE TREATMENTCOPPER OVERALL


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