6620-00-337-5551 DRILLING ASSEMBLY,F Index 6620-00-337-5562 HAIRSPRING AND LEAD

National Stock Number:
5360-00-337-5560

Federal Supply Class:
5360

National Item Identification Number:
003375560

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:
754977-199251MISSION SYSTEMS DAVENPORT INC.


Techincal Specification:
COIL HELIX DIRECTIONRIGHT-HAND OR LEFT-HAND
COIL QUANTITY9
DESIGN TYPECLOSED
END STYLEMACHINED HALF LOOP BOTH ENDS
HOOK RADIUS0.156 INCHES NOMINAL BOTH ENDS
INSIDE DIAMETER0.345 INCHES NOMINAL
OPENING WIDTH0.047 INCHES NOMINAL BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-W-6101 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
SPRING FREE LENGTH0.628 INCHES NOMINAL
SPRING FREE OUTSIDE DIAMETER0.505 INCHES NOMINAL
STYLE DESIGNATORCYLINDRICAL
SURFACE TREATMENTCADMIUM OVERALL


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