| 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) | 00-287-7285 (002877285) |
| NCB Code | USA (00) |
| Manufacturer | Napco International Llc, Schwitzer Engine Components, Morris Material Handling Inc, Harsco Corporation, Coltec Industries Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | WEBBED,SOLID |
| ABSA | SPLINE QUANTITY | 10 BOTH ENDS |
| AGJS | PITCH DIAMETER | 3.0000 INCHES NOMINAL |
| AJLA | TEETH QUANTITY | 30 |
| ANTP | BORE STYLE | INVOLUTE SPLINE BOTH ENDS |
| BDTX | SPLINE PITCH DIAMETER | 0.9380 INCHES NOMINAL BOTH ENDS |
| CQFM | HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL |
| CWCD | NOMINAL OUTSIDE DIAMETER | 3.199 INCHES |
| CWFR | NOMINAL OVERALL LENGTH | 1.969 INCHES |
| CWNH | TOOTH FORM | STANDARD |
| CWPP | PRESSURE ANGLE | 14.5000 DEGREES |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 1.094 INCHES FIRST END |
| CWRB | BODY RECESS NOMINAL DEPTH | 0.594 INCHES SECOND END |
| CWRM | FACE NOMINAL WIDTH | 0.875 INCHES |
| CWRS | BORE NOMINAL DIAMETER | 1.015 INCHES BOTH ENDS |
| CWTB | COUNTERBORE NOMINAL DEPTH | 0.594 INCHES SECOND END |
| CWTG | COUNTERBORE NOMINAL DIAMETER | 1.015 INCHES SECOND END |
| CWTR | HUB STYLE DESIGNATOR | 1 STEP FIRST END |
| CWWH | END NOMINAL LENGTH | 0.968 INCHES FIRST END |
| CWWN | END NOMINAL DIAMETER | 1.373 INCHES FIRST END |
| CWWS | FIRST STEP NOMINAL LENGTH | 0.125 INCHES FIRST END |
| CWXB | FIRST STEP NOMINAL DIAMETER | 2.250 INCHES FIRST END |
| FEAT | SPECIAL FEATURES | SPLINE NOM. MINOR DIA. 0.863 IN. |
| MATT | MATERIAL | STEEL COMP 1144 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAE 1144 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | PROTRUDING HUB,RECESSED BODY |
| Relevant Components for NSN - 3020-00-287-7285, 3020002877285 | ||||
| 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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