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 |
|---|---|---|
| CQFM | HARDNESS RATING | 54.0 ROCKWELL C MINIMUM OVERALL AND 62.0 ROCKWELL C MINIMUM OVERALL |
| AGJS | PITCH DIAMETER | 3.9334 INCHES NOMINAL |
| AAQL | BODY STYLE | PLAIN, SOLID |
| CWTR | HUB STYLE DESIGNATOR | PLAIN FIRST END |
| CWMW | TEETH TYPE | SINGLE HELIX |
| MATT | MATERIAL | STEEL COMP 8620H OVERALL |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| ANTP | BORE STYLE | W/COUNTERBORE BOTH ENDS |
| CWRM | FACE NOMINAL WIDTH | 1.025 INCHES |
| CWPZ | HELIX ANGLE | 28.2777 DEGREES |
| STYL | STYLE DESIGNATOR | PROTRUDING HUB |
| CWNM | TOOTH DIRECTION | LEFT |
| AJLA | TEETH QUANTITY | 28 |
| CWTX | HUB NOMINAL DIAMETER | 3.323 INCHES FIRST END |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.834 INCHES FIRST END |
| CWRS | BORE NOMINAL DIAMETER | 2.126 INCHES FIRST END |
| CWTB | COUNTERBORE NOMINAL DEPTH | 0.547 INCHES FIRST END |
| CWTG | COUNTERBORE NOMINAL DIAMETER | 2.760 INCHES FIRST END |
| CWCD | NOMINAL OUTSIDE DIAMETER | 4.241 INCHES |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| CWNH | TOOTH FORM | STANDARD |