3020-00-322-9622 COUPLING,SHAFT,FLEXIBLE Index 3030-00-322-9625 BELTS,V,MATCHED SET

National Stock Number:
3020-00-322-9624

Federal Supply Class:
3020

National Item Identification Number:
003229624

Description:
PULLEY,GROOVE

Detail:
A pulley with one or more grooved faces or rims of the same diameter. For pulleys encased in a shell or frame, see BLOCK, TACKLE. For items specifically designed for aviation, see PULLEY(1), GROOVE, AVIATION.


Manufacturer Information:
869975919207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM


Techincal Specification:
DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION1.469 INCHES NOMINAL AA END AND 0.938 INCHES NOMINAL BB END
DRILLED HOLE DIAMETER0.406 INCHES NOMINAL
BEARINGSNOT INCLUDED
BORE DIAMETER1.7495 INCHES MINIMUM AND 1.7505 INCHES MAXIMUM
BORE LENGTH2.625 INCHES NOMINAL
BORE FEATUREINCLUDED
BORE TYPESTRAIGHT
COUNTERBORE DIAMETER2.125 INCHES MINIMUM AND 2.375 INCHES MAXIMUM
COUNTERBORE FEATUREINCLUDED
COUNTERBORE LOCATIONBB END
COUNTERBORE DEPTH0.500 INCHES MINIMUM AND 0.563 INCHES MAXIMUM
DESIGN FORMWEBBED
DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY0.997 INCHES MINIMUM AND 1.002 INCHES MAXIMUM
FACE WIDTH2.094 INCHES NOMINAL
FIRST STEP FACE LARGEST DIAMETER AND LOCATION2.599 INCHES MINIMUM AA END AND 2.619 INCHES MAXIMUM AA END
FIRST STEP LENGTH AND LOCATION1.438 INCHES NOMINAL AA END
GROOVE DEPTH0.422 INCHES NOMINAL
GROOVE QUANTITY4
GROOVE SHAPEV
GROOVE WIDTH0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
HOLE LOCATIONLOCATED ON FACE OF HUB
HUB END OUTSIDE DIAMETER AND LOCATION2.375 INCHES NOMINAL AA END AND 2.746 INCHES MINIMUM BB END AND 2.748 INCHES MAXIMUM BB END
INTEGRAL COOLING VANENOT INCLUDED
KEY WIDTH0.251 INCHES MINIMUM AND 0.253 INCHES MAXIMUM
KEYING FACILITYINCLUDED
KEYING FACILITY TYPEKEYWAY
LIGHTENING HOLENOT INCLUDED
OUTSIDE DIAMETER7.125 INCHES NOMINAL
OVERALL LENGTH3.563 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-I-652, CLASS 30 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALIRON CAST UNS F12101 OVERALL
PITCH DIAMETER6.703 INCHES NOMINAL
PROTRUDING HUB CHARACTERISTICSTEPPED
QUANTITY1
SECURING HOLE QUANTITY4
SECURING LOCATIONAA END
SECURING METHODDRILLED HOLE
SPECIAL FEATURESW/TWO DOWEL PINS 3/8 IN. DIA BY 1-1/2 IN. LONG PRESSED INTO 0.3699 IN. MIN,0.3709 IN. MAX DIA HOLES
SPLIT HUB FEATURENOT INCLUDED
STYLE DESIGNATORWEBBED OR SPOKED
WEB/SPOKE RELATIONSHIP TO FACE CENTERLINEOFFSET
SURFACE TREATMENTPHOSPHATE
V GROOVE ANGLE IN DEG36.0


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