| 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) | 00-251-0951 (002510951) |
| NCB Code | USA (00) |
| Manufacturer | Bell And Howell Inc, Federal Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | PLAIN,SOLID |
| AGJS | PITCH DIAMETER | 1.5080 INCHES NOMINAL |
| AJLA | TEETH QUANTITY | 68 |
| CWCD | NOMINAL OUTSIDE DIAMETER | 1.5440 INCHES |
| CWMW | TEETH TYPE | SINGLE HELIX |
| CWNH | TOOTH FORM | STANDARD |
| CWNM | TOOTH DIRECTION | RIGHT |
| CWPP | PRESSURE ANGLE | 14.5000 DEGREES |
| CWPZ | HELIX ANGLE | 17.0000 DEGREES |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 1.965 INCHES FIRST END |
| CWRM | FACE NOMINAL WIDTH | 0.250 INCHES |
| CWTR | HUB STYLE DESIGNATOR | 1 STEP FIRST END |
| CWWH | END NOMINAL LENGTH | 1.675 INCHES FIRST END |
| CWWN | END NOMINAL DIAMETER | 0.249 INCHES FIRST END |
| CWWS | FIRST STEP NOMINAL LENGTH | 0.195 INCHES FIRST END |
| CWXB | FIRST STEP NOMINAL DIAMETER | 0.500 INCHES FIRST END |
| MATT | MATERIAL | PLASTIC BODY |
| MATT | MATERIAL | STEEL HUB |
| STYL | STYLE DESIGNATOR | PROTRUDING HUB |
| Relevant Components for NSN - 3020-00-251-0951, 3020002510951 | ||||
| 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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