| 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) | 01-097-9607 (010979607) |
| NCB Code | USA (01) |
| Manufacturer | Caterpillar Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | PLAIN,SOLID |
| AGJS | PITCH DIAMETER | 5.6634 INCHES NOMINAL |
| AJLA | TEETH QUANTITY | 39 |
| ANTP | BORE STYLE | PARTIAL FIRST END |
| CQFM | HARDNESS RATING | 30.0 ROCKWELL C MAXIMUM OVERALL |
| CWCD | NOMINAL OUTSIDE DIAMETER | 6.1530 INCHES |
| CWMW | TEETH TYPE | SINGLE HELIX |
| CWNH | TOOTH FORM | STANDARD |
| CWNM | TOOTH DIRECTION | LEFT |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWPZ | HELIX ANGLE | 10.3471 DEGREES |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 1.215 INCHES SECOND END |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 3.660 INCHES FIRST END |
| CWRM | FACE NOMINAL WIDTH | 2.500 INCHES |
| CWRS | BORE NOMINAL DIAMETER | 0.375 INCHES FIRST END |
| CWRX | BORE NOMINAL DEPTH | 2.990 INCHES FIRST END |
| CWTR | HUB STYLE DESIGNATOR | 1 STEP SECOND END |
| CWTR | HUB STYLE DESIGNATOR | 2 STEPS FIRST END |
| CWWH | END NOMINAL LENGTH | 0.828 INCHES SECOND END |
| CWWH | END NOMINAL LENGTH | 2.451 INCHES FIRST END |
| CWWN | END NOMINAL DIAMETER | 1.627 INCHES SECOND END |
| CWWN | END NOMINAL DIAMETER | 2.243 INCHES FIRST END |
| CWWS | FIRST STEP NOMINAL LENGTH | 0.875 INCHES FIRST END |
| CWWS | FIRST STEP NOMINAL LENGTH | 2.120 INCHES SECOND END |
| CWXB | FIRST STEP NOMINAL DIAMETER | 2.517 INCHES FIRST END |
| CWXG | SECOND STEP NOMINAL LENGTH | 0.334 INCHES FIRST END |
| CWXL | SECOND STEP NOMINAL DIAMETER | 2.902 INCHES FIRST END |
| FEAT | SPECIAL FEATURES | 1ST END OF HUB EXTERNAL INVOLUTE SPLINES,36 TEETH,2.1500 IN. MINOR DIA,2.2900 IN. MAJOR DIA,2.2500 IN. PITCH DIA;PARTIAL BORE THD 0.375-16 THD,1.440 IN. DEEP |
| MATT | MATERIAL | STEEL OVERALL |
| STYL | STYLE DESIGNATOR | PROTRUDING HUBS |
| Relevant Components for NSN - 3020-01-097-9607, 3020010979607 | ||||
| 3040-00-542-0494 (3040005420494) | 3020-00-622-2406 (3020006222406) | 3040-01-425-4898 (3040014254898) | 3010-01-302-9202 (3010013029202) | |
| 3040-00-709-1500 (3040007091500) | 3020-00-060-2503 (3020000602503) | 3040-00-115-5699 (3040001155699) | 3040-01-251-9385 (3040012519385) | |
| 3040-00-365-5573 (3040003655573) | 3040-01-627-0623 (3040016270623) | 3040-01-424-7581 (3040014247581) | 3040-01-476-8784 (3040014768784) | |
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