Part Number
Part Number:
NSN:
NIIN:
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 |
|---|---|
| 80064 | NAVAL SHIP 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 |
|---|---|---|
| CWZN | BOLT HOLE CIRCLE NOMINAL DIAMETER | 5.250 INCHES AXIALLY THROUGH BODY, FIRST END |
| CWZN | BOLT HOLE CIRCLE NOMINAL DIAMETER | 5.250 INCHES AXIALLY THROUGH BODY, FIRST END |
| CQFM | HARDNESS RATING | 10.0 ROCKWELL C MINIMUM OVERALL AND 20.0 ROCKWELL C MAXIMUM OVERALL |
| CWZN | BOLT HOLE CIRCLE NOMINAL DIAMETER | 5.250 INCHES AXIALLY THROUGH BODY, SECOND END |
| AJLA | TEETH QUANTITY | 69 |
| ABSX | ATTACHMENT METHOD | MOUNTING HOLE |
| CWTR | HUB STYLE DESIGNATOR | PLAIN FIRST END |
| CWMW | TEETH TYPE | SINGLE HELIX |
| CWPZ | HELIX ANGLE | 25.81635 DEGREES |
| FEAT | SPECIAL FEATURES | OUTSIDE DIAMETER 8.873MIN. 8.875MAX. IN.; BORE PROVISION INCLUDED; BORE LENGTH 0.438 IN.; FACE WIDTH 1.745MIN. 1.755MAX. IN.; DISTANCE FROM FIRST END HUB END TO FACE OF GEAR 0.3075MIN. 0.3175MAX. IN.; DEPTH FROM SECOND END FACE OF TEETH TO FACE OF BORE 0.3075MIN. 0.3175MAX. IN.; WEB LOCATION OFFSET FROM GEAR TEETH CENTERLINE; STYLE WEBBED,PROTRUDING HUB/RECESSED FACE; CIRCULAR PITCH 0.3927 IN. |
| CWTX | HUB NOMINAL DIAMETER | 6.750 INCHES FIRST END |
| AAQL | BODY STYLE | WEBBED, SOLID |
| CQLT | MOUNTING HOLE NOMINAL THREAD SIZE | 0.375 INCHES AXIALLY THROUGH BODY, SECOND END |
| CTQY | MOUNTING HOLE TYPE AND QUANTITY | 4 THREADED AXIALLY THROUGH BODY, SECOND END |
| CWNM | TOOTH DIRECTION | LEFT |
| CWRS | BORE NOMINAL DIAMETER | 4.375 INCHES BOTH ENDS |
| MATT | MATERIAL | STEEL OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-890,CLASS B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| CWPP | PRESSURE ANGLE | 14.5000 DEGREES |
| CTQY | MOUNTING HOLE TYPE AND QUANTITY | 4 PLAIN AXIALLY THROUGH BODY, FIRST END |
| CWZK | MOUNTING HOLE NOMINAL DIAMETER | 0.500 INCHES AXIALLY THROUGH BODY, FIRST END |
| CMLK | MOUNTING HOLE THREAD SERIES DESIGNATOR | UNF AXIALLY THROUGH BODY, SECOND END |
| AGJS | PITCH DIAMETER | 8.6250 INCHES NOMINAL |
| ANTP | BORE STYLE | PLAIN BOTH ENDS |
| CMLM | MOUNTING HOLE THREAD QUANTITY PER INCH | 24 AXIALLY THROUGH BODY, SECOND END |
| CWFR | NOMINAL OVERALL LENGTH | 2.062 INCHES |
| CWNH | TOOTH FORM | STANDARD |