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Part Number

Part Number:
NSN:
NIIN:
Item Name:
GEAR CLUSTER

Definition:

A CYLINDRICAL ITEM HAVING A FULL 360 DEGREE (6.282 RADIANS) COMPLEMENT OF TEETH ON TWO OR MORE SURFACES. IT MAY BE A ONE-PIECE CASTING OR COMPOSED OF TWO OR MORE SEPARATE ITEMS FIRMLY HELD TOGETHER BY WELDING, RIVETS, PINS, OR THE LIKE, TO FORM A SINGLE UNIT. IT IS DESIGNED TO MOUNT ON A SHAFT. FOR ITEMS CONSISTING OF A SHAFT WITH AN INTEGRAL COMPLEMENT(S) OR GEAR TEETH, SEE GEARSHAFT (AS MODIFIED). EXCLUDES GEAR SUBASSEMBLY, SPEED DECREASER.

CAGE Information

Code Company
72447 DANA COMMERCIAL VEHICLE MANUFACTURIN

Federal Supply Class

Title

GEARS, PULLEYS, SPROCKETS, AND T

Inclusions:

INCLUDES POWER TRANSMISSION CHAIN; MATCHED GEAR SETS.

Exclusions:

EXCLUDES REDUCTION GEARS (FSC 3010).

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
CWTB COUNTERBORE NOMINAL DEPTH 2.000 INCHES BOTH ENDS
MATT MATERIAL STEEL COMP 8620H OVERALL OR STEEL COMP 8720H OVERALL
CWTX HUB NOMINAL DIAMETER 2.875 INCHES BETWEEN FIRST AND SECOND GEAR
APGF DESIGN TYPE SPUR FIRST GEAR
CWTR HUB STYLE DESIGNATOR PLAIN BOTH ENDS
CWRS BORE NOMINAL DIAMETER 1.750 INCHES BOTH ENDS
APGF DESIGN TYPE SPUR SECOND GEAR
CWCD NOMINAL OUTSIDE DIAMETER 3.657 INCHES SECOND GEAR
CWFR NOMINAL OVERALL LENGTH 5.811 INCHES
CWTX HUB NOMINAL DIAMETER 3.000 INCHES FIRST END
CWTX HUB NOMINAL DIAMETER 2.875 INCHES SECOND END
ANTP BORE STYLE W/COUNTERBORE BOTH ENDS
CWTG COUNTERBORE NOMINAL DIAMETER 2.001 INCHES BOTH ENDS
CWQN HUB NOMINAL LENGTH 0.031 INCHES FIRST END
CWQN HUB NOMINAL LENGTH 0.015 INCHES SECOND END
MDCL MATERIAL DOCUMENT AND CLASSIFICATION FED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
CWQN HUB NOMINAL LENGTH 3.219 INCHES BETWEEN FIRST AND SECOND GEAR
CQCF CONSTRUCTION SOLID
CQFM HARDNESS RATING 59.0 ROCKWELL C MINIMUM OVERALL AND 62.0 ROCKWELL C MAXIMUM OVERALL
CWCD NOMINAL OUTSIDE DIAMETER 4.530 INCHES FIRST GEAR
CWTR HUB STYLE DESIGNATOR PLAIN BETWEEN FIRST AND SECOND GEAR

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