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Part Number

Part Number:
NSN:
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Item Name:
GEAR , HELICAL

Definition:

A GEAR, CYLINDRICAL IN FORM, WITH TEETH ON THE OUTER SURFACE AT AN ANGLE TO THE AXIS OF THE GEAR. SEE ALSO GEAR, ANTIBACKLASH, HELICAL:

CAGE Information

Code Company
53711 NAVAL SEA SYSTEMS COMMAND

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
CQFM HARDNESS RATING 10.0 ROCKWELL C MINIMUM OVERALL AND 20.0 ROCKWELL C MAXIMUM OVERALL
CQFM HARDNESS RATING 10.0 ROCKWELL C MINIMUM OVERALL AND 20.0 ROCKWELL C MAXIMUM OVERALL
CWRS BORE NOMINAL DIAMETER 4.0625 INCHES BOTH ENDS
CWRM FACE NOMINAL WIDTH 3.250 INCHES
CWTR HUB STYLE DESIGNATOR PLAIN FIRST END
CWPZ HELIX ANGLE 28.1391 DEGREES
CWMW TEETH TYPE SINGLE HELIX
AGJS PITCH DIAMETER 12.0208 INCHES NOMINAL
CWTG COUNTERBORE NOMINAL DIAMETER 6.126 INCHES SECOND END
AAQL BODY STYLE WEBBED, SOLID
MDCL MATERIAL DOCUMENT AND CLASSIFICATION 66,AISI 1033 FED STD SINGLE MATERIAL RESPONSE OVERALL
CWTB COUNTERBORE NOMINAL DEPTH 0.3125 INCHES SECOND END
AJLA TEETH QUANTITY 53
MATT MATERIAL STEEL OVERALL
CWCD NOMINAL OUTSIDE DIAMETER 12.419 INCHES
CWPP PRESSURE ANGLE 14.5000 DEGREES
CWTX HUB NOMINAL DIAMETER 7.125 INCHES FIRST END
ANTP BORE STYLE PLAIN BOTH ENDS
CWNH TOOTH FORM STANDARD

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