4820-00-825-1921 SEAT,VALVE Index 3020-00-825-1924 GEAR,SPUR

National Stock Number:
3020-00-825-1922

Federal Supply Class:
3020

National Item Identification Number:
008251922

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:
126679310001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER


Techincal Specification:
ATTACHMENT METHODCLAMP
BODY STYLEPLAIN, WITH LIGHTENING HOLES
BORE NOMINAL DIAMETER0.250 INCHES BOTH ENDS
CLAMPING SURFACE NOMINAL LENGTH0.281 INCHES FIRST END
FACE NOMINAL WIDTH0.125 INCHES
HUB NOMINAL DIAMETER0.312 INCHES FIRST END
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE AND AISI 304/SAE30304 ASSN STD SINGLE MATERIAL RESPONSE HUB
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/8,T6 FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIALALUMINUM ALLOY 6061 BODY
MATERIALSTEEL COMP 304 HUB
NOMINAL OVERALL LENGTH0.468 INCHES
PITCH DIAMETER2.1094 INCHES NOMINAL
PRECISION CLASSIFICATIONQUALITY NUMBER 12
PRESSURE ANGLE20.0000 DEGREES
STYLE DESIGNATORPROTRUDING HUB
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE BODY
SURFACE TREATMENTANODIZE BODY
SURFACE TREATMENTPASSIVATE HUB
TEETH QUANTITY135
TOOTH FORMSTANDARD


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