3020-00-148-3887 GEAR CLUSTER,GUN IN Index 6150-00-148-3889 CABLE ASSEMBLY,SPECIAL PURPOSE,E

National Stock Number:
3020-00-148-3888

Federal Supply Class:
3020

National Item Identification Number:
001483888

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:
4S31001-115B98897LOCKHEED MARTIN CORP


Techincal Specification:
DESIGN FORMPLAIN
TEETH ROW QUANTITY1
TEETH QUANTITY PER ROW14
TOOTH PITCH0.500 INCHES NOMINAL
MATERIALSTEEL
STYLE DESIGNATORPLAIN
OUTSIDE DIAMETER2.490 INCHES NOMINAL
OVERALL LENGTH0.875 INCHES NOMINAL
PITCH DIAMETER2.250 INCHES NOMINAL
FACE WIDTH0.284 INCHES NOMINAL
ASA STANDARD CHAIN NUMBER40
HARDNESS RATING TEST METHODNOT RATED
BORE TYPESTRAIGHT
BORE DIAMETER1.135 INCHES MINIMUM AND
1.140 INCHES MAXIMUM
BORE LENGTH0.875 INCHES NOMINAL
KEYING FACILITY TYPEKEYWAY
QUANTITY1
KEYWAY WIDTH0.251 INCHES MINIMUM AND
0.253 INCHES MAXIMUM
DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY0.673 INCHES MINIMUM AND
0.676 INCHES MAXIMUM
PROTRUDING HUB CHARACTERISTICPLAIN
HUB OUTSIDE DIAMETER1.719 INCHES NOMINAL AA END
FURNISHED ITEMSKEYING FACILITY
DISTANCE FROM HUB END TO FLANGE END0.591 INCHES NOMINAL AA END
SECURING METHODTHREADED HOLE
SECURING LOCATIONAA END
SECURING HOLE QUANTITY1
THREAD SIZE1/4-28
HOLE LOCATIONON HUB PORTION ON TOP OF KEYWAY
FURNISHED ITEMS AND QUANTITYSETSCREW,ONE EACH
THE MANUFACTURERS DATA
MANUFACTURERS CODE98897
DESIGN CONTROL REFERENCE4S31001-115B


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