| Item Name | Gear Helical |
| Federal Supply Group (FSG) | Mechanical Power Transmission Equipment |
| Federal Supply Class (FSC) | 3020 Gear Pulley Sprocket and Transmission Chain |
| National Item Identification Number (NIIN) | 00-528-1579 (005281579) |
| NCB Code | USA (00) |
| Manufacturer | Triumph Gear Systems Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| CQFM | HARDNESS RATING | 22.0 ROCKWELL C MINIMUM TEETH AND 26.0 ROCKWELL C MAXIMUM TEETH |
| CWCD | NOMINAL OUTSIDE DIAMETER | 4.9189 INCHES |
| CWMW | TEETH TYPE | SINGLE HELIX |
| CWNH | TOOTH FORM | STANDARD |
| CWNM | TOOTH DIRECTION | LEFT |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWPZ | HELIX ANGLE | 18.2000 DEGREES |
| CWQR | NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END | 0.2525 INCHES FIRST END |
| CWRM | FACE NOMINAL WIDTH | 1.125 INCHES |
| CWRS | BORE NOMINAL DIAMETER | 0.8754 INCHES BOTH ENDS |
| CWSN | KEYWAY NOMINAL WIDTH | 0.186 INCHES BOTH ENDS |
| CWSR | NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 0.5237 INCHES BOTH ENDS |
| CWTR | HUB STYLE DESIGNATOR | PLAIN FIRST END |
| CWTX | HUB NOMINAL DIAMETER | 1.375 INCHES FIRST END |
| MATT | MATERIAL | STEEL COMP 4140 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL AND AISI/SAE 4140 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | RECESSED HUB |
| AAQL | BODY STYLE | WEBBED,OFFSET,WITH LIGHTENING HOLES |
| AGJS | PITCH DIAMETER | 4.8496 INCHES NOMINAL |
| AJLA | TEETH QUANTITY | 129 |
| ANTP | BORE STYLE | W/ KEYWAY BOTH ENDS |
| CQFM | HARDNESS RATING | 22.0 ROCKWELL C MINIMUM HUB AND 26.0 ROCKWELL C MAXIMUM HUB |
| Components Related to NSN - 3020-00-528-1579, 3020005281579 | ||||
| 3020-01-701-2899 (3020017012899) | 3020-00-442-3898 (3020004423898) | 3010-01-054-7158 (3010010547158) | 3040-01-610-1098 (3040016101098) | |
| 3020-01-213-8653 (3020012138653) | 3020-00-246-2756 (3020002462756) | 3010-00-421-4179 (3010004214179) | 3010-01-342-7591 (3010013427591) | |
| 3020-00-610-5464 (3020006105464) | 3040-01-368-7605 (3040013687605) | 3020-00-160-9493 (3020001609493) | 3040-01-062-8273 (3040010628273) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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