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 |
|---|---|
| 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMS |
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 |
|---|---|---|
| CWSN | KEYWAY NOMINAL WIDTH | 0.252 INCHES BOTH ENDS |
| CWSR | NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 0.807 INCHES BOTH ENDS |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.125 INCHES FIRST END |
| CWCD | NOMINAL OUTSIDE DIAMETER | 0.942 INCHES |
| CWTR | HUB STYLE DESIGNATOR | PLAIN BOTH ENDS |
| AAQL | BODY STYLE | WEBBED, OFFSET, SOLID |
| CWMW | TEETH TYPE | SINGLE HELIX |
| CWPZ | HELIX ANGLE | 34.6284 DEGREES |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| MATT | MATERIAL | STEEL COMP 8640 OVERALL |
| CQFM | HARDNESS RATING | 29.0 ROCKWELL C MINIMUM OVERALL AND 33.0 ROCKWELL C MINIMUM OVERALL |
| AJLA | TEETH QUANTITY | 72 |
| AGJS | PITCH DIAMETER | 8.7500 INCHES NOMINAL |
| CWRS | BORE NOMINAL DIAMETER | 1.375 INCHES BOTH ENDS |
| CWTX | HUB NOMINAL DIAMETER | 2.250 INCHES FIRST END |
| CWNM | TOOTH DIRECTION | RIGHT |
| CWRM | FACE NOMINAL WIDTH | 1.375 INCHES |
| ANTP | BORE STYLE | ERR-090 BOTH ENDS |
| CWTX | HUB NOMINAL DIAMETER | 2.750 INCHES SECOND END |
| STYL | STYLE DESIGNATOR | ONE PROTRUDING HUB, ONE RECESSED HUB |
| CWQR | NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END | 0.125 INCHES SECOND END |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| CWNH | TOOTH FORM | STANDARD |