| 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) | 00-517-2279 (005172279) |
| NCB Code | USA (00) |
| Manufacturer | Lockheed Martin Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | WEBBED,WITH LIGHTENING HOLES |
| ABSX | ATTACHMENT METHOD | MOUNTING HOLE |
| AGJS | PITCH DIAMETER | 4.4980 INCHES MINIMUM AND 5.0000 INCHES MAXIMUM |
| AJLA | TEETH QUANTITY | 160 |
| ANTP | BORE STYLE | W/COUNTERBORE COUNTER BORE,SECOND END |
| CTQY | MOUNTING HOLE TYPE AND QUANTITY | 2 COUNTERBORED AXIALLY THROUGH HUB,FIRST END |
| CWCD | NOMINAL OUTSIDE DIAMETER | 5.060 INCHES |
| CWNH | TOOTH FORM | STANDARD |
| CWPP | PRESSURE ANGLE | 14.5000 DEGREES |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 1.406 INCHES FIRST END |
| CWRB | BODY RECESS NOMINAL DEPTH | 0.0312 INCHES SECOND END |
| CWRM | FACE NOMINAL WIDTH | 0.210 INCHES |
| CWRS | BORE NOMINAL DIAMETER | 0.625 INCHES COUNTER BORE,SECOND END |
| CWTB | COUNTERBORE NOMINAL DEPTH | 0.0468 INCHES COUNTER BORE,SECOND END |
| CWTG | COUNTERBORE NOMINAL DIAMETER | 1.890 INCHES COUNTER BORE,SECOND END |
| CWTR | HUB STYLE DESIGNATOR | PLAIN FIRST END |
| CWTX | HUB NOMINAL DIAMETER | 1.750 INCHES FIRST END |
| CWZK | MOUNTING HOLE NOMINAL DIAMETER | 0.144 INCHES AXIALLY THROUGH HUB,FIRST END |
| MATT | MATERIAL | COPPER ALLOY OVERALL |
| SFTT | SURFACE TREATMENT | CHROMIUM OVERALL |
| STYL | STYLE DESIGNATOR | PROTRUDING HUB,RECESSED BODY |
| Relevant Components for NSN - 3020-00-517-2279, 3020005172279 | ||||
| 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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