| 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) | 01-116-9499 (011169499) |
| NCB Code | USA (01) |
| Manufacturer | Terrell Machine Co Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| CWNH | TOOTH FORM | STANDARD |
| CWNM | TOOTH DIRECTION | LEFT |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWPZ | HELIX ANGLE | 20.0000 DEGREES |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.170 INCHES BOTH ENDS |
| CWRM | FACE NOMINAL WIDTH | 1.600 INCHES |
| CWRS | BORE NOMINAL DIAMETER | 2.313 INCHES BOTH ENDS |
| CWSN | KEYWAY NOMINAL WIDTH | 0.378 INCHES BOTH ENDS |
| CWSR | NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 1.333 INCHES BOTH ENDS |
| CWTR | HUB STYLE DESIGNATOR | PLAIN BOTH ENDS |
| CWTX | HUB NOMINAL DIAMETER | 2.880 INCHES BOTH ENDS |
| MATT | MATERIAL | STEEL OVERALL |
| STYL | STYLE DESIGNATOR | PROTRUDING HUBS |
| AAQL | BODY STYLE | PLAIN,SOLID |
| AGJS | PITCH DIAMETER | 7.1269 INCHES NOMINAL |
| AJLA | TEETH QUANTITY | 66 |
| ANTP | BORE STYLE | W/ KEYWAY BOTH ENDS |
| CQFM | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM OVERALL AND 60.0 ROCKWELL C MAXIMUM OVERALL |
| CWCD | NOMINAL OUTSIDE DIAMETER | 7.3260 INCHES |
| CWFR | NOMINAL OVERALL LENGTH | 1.945 INCHES |
| CWMW | TEETH TYPE | SINGLE HELIX |
| Relevant Components for NSN - 3020-01-116-9499, 3020011169499 | ||||
| 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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