3020-00-451-6677 PULLEY,GROOVE Index 3040-00-451-6679 SHAFT,SHOULDERED

National Stock Number:
3020-00-451-6678

Federal Supply Class:
3020

National Item Identification Number:
004516678

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:
258791080064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
BEARINGSNOT INCLUDED
BORE FEATUREINCLUDED
BORE DIAMETER2.001 INCHES MINIMUM AND 2.002 INCHES MAXIMUM
BORE LENGTH3.380 INCHES NOMINAL
BORE TYPESTRAIGHT
COUNTERBORE FEATURENOT INCLUDED
DESIGN FORMWEBBED
DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY1.182 INCHES NOMINAL
DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION1.219 INCHES NOMINAL AA END AND 0.631 INCHES NOMINAL BB END
FACE WIDTH1.530 INCHES NOMINAL
GROOVE DEPTH0.380 INCHES NOMINAL
GROOVE QUANTITY3
GROOVE SHAPEV
GROOVE WIDTH0.312 INCHES NOMINAL
HUB END OUTSIDE DIAMETER AND LOCATION2.750 INCHES NOMINAL BOTH ENDS
INTEGRAL COOLING VANENOT INCLUDED
KEYING FACILITY TYPEKEYWAY
KEYING FACILITYINCLUDED
KEYWAY WIDTH0.377 INCHES NOMINAL
LIGHTENING HOLEINCLUDED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-741,GRADE A OR B FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
PITCH DIAMETER9.500 INCHES NOMINAL
PROTRUDING HUB CHARACTERISTICPLAIN
QUANTITY1
OUTSIDE DIAMETER9.750 INCHES NOMINAL
OVERALL LENGTH3.380 INCHES NOMINAL
SPECIAL FEATURESEND OF 1ST END HUB FLANGED TO 2.880 IN.OD
SPLIT HUB FEATURENOT INCLUDED
STYLE DESIGNATORWEBBED OR SPOKED
SURFACE TREATMENTCADMIUM
V GROOVE ANGLE IN DEG40.0
WEB/SPOKE RELATIONSHIP TO FACE CENTERLINENOT OFFSET


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