3020-00-385-7810 GEAR,BEVEL Index 3020-00-385-7812 GEAR,WORM WHEEL

National Stock Number:
1055-00-385-7811

Federal Supply Class:
1055

National Item Identification Number:
003857811

Description:
BELLOWS,PROTECTION

Detail:
A nonmetallic, accordian shaped protective covering designed to flex due to relative motion between parts to which its opposite ends are attached. It is primarily used to cover the opening around a movable push-pull rod or part passing through a hole in a bulkhead, partition or the like.


Manufacturer Information:
718962919204ARMY, UNITED STATES DEPARTMENT OF THE


Techincal Specification:
DUROMETER HARDNESS RATING45.0 MINIMUM AND 55.0 MAXIMUM
LARGE END INSIDE DIAMETER3.625 INCHES NOMINAL
LARGE END INSIDE LENGTH0.188 INCHES NOMINAL
LARGE END OUTSIDE DIAMETER4.000 INCHES NOMINAL
LARGE END OUTSIDE LENGTH0.188 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-3065, CLASS SB, GRADE 410CF MIL SPEC SINGLE MATERIAL RESPONSE
MATERIALRUBBER SYNTHETIC
NEUTRAL LENGTH2.094 INCHES NOMINAL
SMALL END INSIDE DIAMETER1.625 INCHES NOMINAL
SMALL END INSIDE LENGTH0.188 INCHES NOMINAL
SMALL END OUTSIDE DIAMETER1.875 INCHES NOMINAL
SMALL END OUTSIDE LENGTH0.188 INCHES NOMINAL
THICKNESS0.062 INCHES NOMINAL
THICKNESS AT BOTH ENDS0.188 INCHES NOMINAL


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