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 |
|---|---|
| 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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 |
|---|---|---|
| AGJS | PITCH DIAMETER | 6.5710 INCHES NOMINAL |
| CWSR | NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 0.991 INCHES BOTH ENDS |
| CWSN | KEYWAY NOMINAL WIDTH | 0.309 INCHES BOTH ENDS |
| MATT | MATERIAL | STEEL COMP 4140 OVERALL |
| CWPZ | HELIX ANGLE | 14.7664 DEGREES |
| AAQL | BODY STYLE | PLAIN, SOLID |
| CWTR | HUB STYLE DESIGNATOR | PLAIN FIRST END |
| CWMW | TEETH TYPE | SINGLE HELIX |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWCD | NOMINAL OUTSIDE DIAMETER | 6.938 INCHES |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL AND AISI/SAE 4140 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.220 INCHES FIRST END |
| AJLA | TEETH QUANTITY | 45 |
| CWRM | FACE NOMINAL WIDTH | 0.750 INCHES |
| STYL | STYLE DESIGNATOR | PROTRUDING HUB |
| CWNM | TOOTH DIRECTION | LEFT |
| CWTX | HUB NOMINAL DIAMETER | 2.250 INCHES FIRST END |
| ANTP | BORE STYLE | ERR-090 BOTH ENDS |
| CWRS | BORE NOMINAL DIAMETER | 1.575 INCHES BOTH ENDS |
| CWNH | TOOTH FORM | STANDARD |