4920-00-020-4976 FIXTURE,AIRCRAFT MAINTENANCE Index 4920-00-020-4978 LOCK,BEAR TRAIN

National Stock Number:
5360-00-020-4977

Federal Supply Class:
5360

National Item Identification Number:
000204977

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:
120-346309177AM MULTIGRAPHICS DIV OF AM INTL INC


Techincal Specification:
COIL QUANTITY38
COIL HELIX DIRECTIONRIGHT-HAND OR LEFT-HAND
DESIGN TYPECLOSED
END STYLERAISED HOOK BOTH ENDS
HOOK RADIUS0.117 INCHES NOMINAL BOTH ENDS
INSIDE DIAMETER0.234 INCHES NOMINAL
LOAD RATING3.70 POUNDS NOMINAL
MATERIALSTEEL OVERALL
OPENING WIDTH0.125 INCHES NOMINAL BOTH ENDS
SPRING FREE LENGTH2.140 INCHES NOMINAL
SPRING FREE OUTSIDE DIAMETER0.312 INCHES NOMINAL
SPRING LENGTH UNDER LOAD2.625 INCHES NOMINAL
STYLE DESIGNATORCYLINDRICAL


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