3040-00-270-8366 BALL JOINT Index 3020-00-270-8371 SPROCKET WHEEL

National Stock Number:
3020-00-270-8370

Federal Supply Class:
3020

National Item Identification Number:
002708370

Description:
SPROCKET WHEEL

Detail:
A toothed wheel whose teeth or sprockets are designed to be engaged with the links of a pitch chain, track, or the like. It is usually used for transmitting power.


Manufacturer Information:
2061-35PCA396169ELECTRIC BOAT CORPORATION
2261-35PCA396169ELECTRIC BOAT CORPORATION
38905980064NAVAL SHIP SYSTEMS COMMAND
389059PCA380064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
DESIGN FORMWEBBED
TEETH ROW QUANTITY1
TEETH QUANTITY PER ROW23
TOOTH PITCH1.000 INCHES NOMINAL
MATERIALSTEEL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-890, CLASS B MIL SPEC SINGLE MATERIAL RESPONSE
STYLE DESIGNATORWEBBED OR SPOKED
OUTSIDE DIAMETER7.370 INCHES NOMINAL
OVERALL LENGTH3.000 INCHES NOMINAL
PITCH DIAMETER7.370 INCHES NOMINAL
FACE WIDTH2.500 INCHES NOMINAL
GUIDE TYPEGROOVE
GROOVE QUANTITY1
GROOVE POSITIONLOCATED IN CENTER
HARDNESS RATING TEST METHODNOT RATED
BORE TYPESTRAIGHT
BORE DIAMETER2.2500 INCHES MINIMUM AND
2.2512 INCHES MAXIMUM
BORE LENGTH3.000 INCHES NOMINAL
KEYING FACILITY TYPEKEYWAY
QUANTITY1
KEYWAY WIDTH0.500 INCHES NOMINAL
DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY1.437 INCHES NOMINAL
PROTRUDING HUB CHARACTERISTICPLAIN
HUB OUTSIDE DIAMETER3.625 INCHES NOMINAL BOTH ENDS
FURNISHED ITEMSGUIDE AND
KEYING FACILITY
DISTANCE FROM HUB END TO FLANGE END0.250 INCHES NOMINAL BOTH ENDS
SPECIAL FEATURESBORE CHAMFERED 1 SIDE,0.031 IN. BY 45 DEG


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