3020-01-300-8801 GEAR,HELICAL Index 4820-01-300-8803 VALVE,GATE

National Stock Number:
3020-01-300-8802

Federal Supply Class:
3020

National Item Identification Number:
013008802

Description:
GEAR,SPUR

Detail:
A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also GEAR, ANTIBACKLASH, SPUR. For bulk material, see ROD, PINION.


Manufacturer Information:
1C22-N2401259076DESIGNATRONICS INC STOCK DRIVE PRODUCTS DIV
71775033004939LOCKHEED MARTIN CORPORATION
717750330-00104939LOCKHEED MARTIN CORPORATION


Techincal Specification:
MATERIALSTEEL OVERALL
TEETH QUANTITY12
TOOTH FORMSTANDARD
PRESSURE ANGLE14.5000 DEGREES
STYLE DESIGNATORPROTRUDING HUB
PITCH DIAMETER0.5000 INCHES NOMINAL
NOMINAL OUTSIDE DIAMETER0.583 INCHES
FACE NOMINAL WIDTH0.250 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.312 INCHES FIRST END
BORE STYLEPLAIN BOTH ENDS
BORE NOMINAL DIAMETER0.250 INCHES BOTH ENDS
HUB STYLE DESIGNATORPLAIN FIRST END
HUB NOMINAL DIAMETER0.390 INCHES FIRST END
BODY STYLEPLAIN, SOLID
ATTACHMENT METHODMOUNTING HOLE
MOUNTING HOLE TYPE AND QUANTITY2 THREADED TRANSVERSELY THROUGH HUB, FIRST END
MOUNTING HOLE THREAD SERIES DESIGNATORUNC TRANSVERSELY THROUGH HUB, FIRST END
MOUNTING HOLE NOMINAL THREAD SIZE0.138 INCHES TRANSVERSELY THROUGH HUB, FIRST END
SPECIAL FEATURESTHD HOLES SET 120 DEGREES APART ON HUB


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