| 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) | 01-187-3221 (011873221) |
| NCB Code | USA (01) |
| Manufacturer | Triumph Gear Systems Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | PLAIN,SOLID |
| AGJS | PITCH DIAMETER | 6.0800 INCHES NOMINAL |
| AJLA | TEETH QUANTITY | 57 |
| ANTP | BORE STYLE | W/COUNTERBORE BOTH ENDS |
| CQFM | HARDNESS RATING | 78.0 ROCKWELL A NOMINAL OVERALL |
| CWCD | NOMINAL OUTSIDE DIAMETER | 6.311 INCHES |
| CWFR | NOMINAL OVERALL LENGTH | 1.760 INCHES |
| CWNH | TOOTH FORM | STANDARD |
| CWPP | PRESSURE ANGLE | 22.5000 DEGREES |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.725 INCHES FIRST END |
| CWRM | FACE NOMINAL WIDTH | 1.035 INCHES |
| CWRS | BORE NOMINAL DIAMETER | 5.354 INCHES BOTH ENDS |
| CWTB | COUNTERBORE NOMINAL DEPTH | 0.660 INCHES BOTH ENDS |
| CWTG | COUNTERBORE NOMINAL DIAMETER | 5.460 INCHES BOTH ENDS |
| CWTR | HUB STYLE DESIGNATOR | PLAIN FIRST END |
| CWTX | HUB NOMINAL DIAMETER | 6.190 INCHES FIRST END |
| CWWK | PRECISION CLASSIFICATION | QUALITY NUMBER 8 |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | PROTRUDING HUB |
| Components Related to NSN - 3020-01-187-3221, 3020011873221 | ||||
| 3020-01-701-2899 (3020017012899) | 3020-00-442-3898 (3020004423898) | 3010-01-054-7158 (3010010547158) | 3040-01-610-1098 (3040016101098) | |
| 3020-01-213-8653 (3020012138653) | 3020-00-246-2756 (3020002462756) | 3010-00-421-4179 (3010004214179) | 3010-01-342-7591 (3010013427591) | |
| 3020-00-610-5464 (3020006105464) | 3040-01-368-7605 (3040013687605) | 3020-00-160-9493 (3020001609493) | 3040-01-062-8273 (3040010628273) | |
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