3020-01-302-6305 GEAR,INTERNAL Index 2530-01-302-6307 CYLINDER ASSEMBLY,HYDRAULIC BRAK

National Stock Number:
3020-01-302-6306

Federal Supply Class:
3020

National Item Identification Number:
013026306

Description:
GEAR,ANTIBACKLASH,SPUR

Detail:
An item having one fixed gear and one free gear, both having the same complement of spur gear teeth, mounted on a common hub. The free gear is attached to the fixed gear by springs and operates as one gear. Upon installation with the mating gear, the teeth of the free moving gear are preset to mesh with teeth other than those of the fixed gear. This spring tension between the fixed gear and the free gear eliminates any free motion between the driver and the driven gear. The gear is used where identical and accurate transmitted motion between gears is required.


Manufacturer Information:
80695896214RAYTHEON COMPANY
806958-211996214RAYTHEON COMPANY
ABC37-11923266SECS, INC.
AC72T-11929440W. M. BERG INC
AC72ZT-11929440W. M. BERG INC
DP125T119C29964ALLIED DEVICES CORP DBA ABSOLUTE PRECISION CO
P2-5-119C00141ROLLER BEARING CO OF AMERICA, INC
Z3F-119-A00328DESIGNATRONICS INCORPORATED


Techincal Specification:
ATTACHMENT METHODCLAMP
BORE NOMINAL DIAMETER0.125 INCHES BOTH ENDS
BORE STYLEPLAIN BOTH ENDS
CLAMPING SURFACE NOMINAL LENGTH0.250 INCHES FIRST END
FACE NOMINAL WIDTH0.104 INCHES
HUB STYLE DESIGNATORSPLIT FIRST END
HUB NOMINAL DIAMETER0.187 INCHES FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-A-484 ASSN STD SINGLE MATERIAL RESPONSE AND ASTM-A-582 ASSN STD SINGLE MATERIAL RESPONSE HUB
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE SECOND GEAR
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE FIRST GEAR
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-W-423 FED SPEC SINGLE MATERIAL RESPONSE SPRING
MATERIALALUMINUM ALLOY 2024 FIRST GEAR
MATERIALALUMINUM ALLOY 2024 SECOND GEAR
MATERIALSTEEL COMP 302 SPRING
MATERIALSTEEL COMP 303 HUB
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.281 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER1.680 INCHES
PITCH DIAMETER1.6527 INCHES NOMINAL
PRECISION CLASSIFICATIONQUALITY NUMBER 10
PRESSURE ANGLE20.0000 DEGREES
STYLE DESIGNATORPROTRUDING HUB
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE FIRST GEAR
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE SECOND GEAR
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SPRING
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35,TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE HUB
SURFACE TREATMENTANODIZE FIRST GEAR
SURFACE TREATMENTANODIZE SECOND GEAR
SURFACE TREATMENTPASSIVATE HUB
SURFACE TREATMENTPASSIVATE SPRING
TEETH QUANTITY119


Click here to Register for Free 30-day Trial