| Item Name | Gear Spur |
| Federal Supply Group (FSG) | Mechanical Power Transmission Equipment |
| Federal Supply Class (FSC) | 3020 Gear Pulley Sprocket and Transmission Chain |
| National Item Identification Number (NIIN) | 00-128-8982 (001288982) |
| NCB Code | USA (00) |
| Manufacturer | Astronautics Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | PLAIN,SOLID |
| AGJS | PITCH DIAMETER | 3.2500 INCHES NOMINAL |
| AJLA | TEETH QUANTITY | 312 |
| ANTP | BORE STYLE | W/COUNTERBORE COUNTERBORE,FIRST END |
| CWCD | NOMINAL OUTSIDE DIAMETER | 3.270 INCHES |
| CWNK | FLANGE NOMINAL DIAMETER | 3.441 INCHES |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWPS | FLANGE NOMINAL THICKNESS | 0.195 INCHES |
| CWRM | FACE NOMINAL WIDTH | 0.060 INCHES |
| CWRS | BORE NOMINAL DIAMETER | 3.062 INCHES BOTH ENDS |
| CWSH | NOMINAL DISTANCE BETWEEN OUTER BODY FACE AND INNER FLANGE FACE | 0.236 INCHES |
| CWTB | COUNTERBORE NOMINAL DEPTH | 0.067 INCHES COUNTERBORE,FIRST END |
| CWTG | COUNTERBORE NOMINAL DIAMETER | 3.333 INCHES COUNTERBORE,FIRST END |
| FEAT | SPECIAL FEATURES | FLANGE INCLUDES 0.110 IN.WIDE,3.4410 IN. DIA GROVE |
| MATT | MATERIAL | STEEL COMP 303 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-7720,COND A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | FLANGED END |
| Relevant Components for NSN - 3020-00-128-8982, 3020001288982 | ||||
| 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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