3020-01-337-7413 GEAR,SPUR Index 3020-01-337-7416 GEAR SECTOR,HELICAL

National Stock Number:
3020-01-337-7414

Federal Supply Class:
3020

National Item Identification Number:
013377414

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:
167C297505606GENERAL DYNAMICS-OTS, INC.


Techincal Specification:
MATERIALSTEEL COMP 4140 OR
STEEL COMP 4340 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A322 ASSN STD ALL MATERIAL RESPONSES OR
ASTM A331 ASSN STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENTPHOSPHATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-STD-171 FINISH 5.3.1.2 OR 5.3.2.2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING32.0 ROCKWELL C MINIMUM AND
38.0 ROCKWELL C MAXIMUM OVERALL
TEETH QUANTITY70
TOOTH FORMSTANDARD
PRESSURE ANGLE20.0000 DEGREES
STYLE DESIGNATORHUBLESS
PITCH DIAMETER1.4583 INCHES NOMINAL
NOMINAL OUTSIDE DIAMETER1.489 INCHES
FACE NOMINAL WIDTH0.300 INCHES
BORE STYLEPLAIN BOTH ENDS
BORE NOMINAL DIAMETER0.377 INCHES BOTH ENDS
BODY STYLEPLAIN, SOLID
ATTACHMENT METHODMOUNTING HOLE
MOUNTING HOLE TYPE AND QUANTITY1 PLAIN AXIALLY THROUGH BODY, FIRST END
MOUNTING HOLE NOMINAL DIAMETER0.127 INCHES AXIALLY THROUGH BODY, FIRST END


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