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| 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) | 01-189-8870 (011898870) |
| NCB Code | USA (01) |
| Manufacturer | Lockheed Martin Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | PLAIN,SOLID |
| ABSX | ATTACHMENT METHOD | MOUNTING HOLE |
| AGJS | PITCH DIAMETER | 1.7500 INCHES NOMINAL |
| AJLA | TEETH QUANTITY | 42 |
| ANTP | BORE STYLE | W/ KEYWAY BOTH ENDS |
| CMLK | MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC TRANSVERSELY THROUGH HUB,SECOND END |
| CQLT | MOUNTING HOLE NOMINAL THREAD SIZE | 0.112 INCHES TRANSVERSELY THROUGH HUB,SECOND END |
| CTQY | MOUNTING HOLE TYPE AND QUANTITY | 1 THREADED TRANSVERSELY THROUGH HUB,SECOND END |
| CWCD | NOMINAL OUTSIDE DIAMETER | 1.832 INCHES |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.290 INCHES SECOND END |
| CWRB | BODY RECESS NOMINAL DEPTH | 0.137 INCHES FIRST END |
| CWRM | FACE NOMINAL WIDTH | 0.250 INCHES |
| CWRS | BORE NOMINAL DIAMETER | 0.375 INCHES BOTH ENDS |
| CWSN | KEYWAY NOMINAL WIDTH | 0.125 INCHES BOTH ENDS |
| CWSR | NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 0.231 INCHES BOTH ENDS |
| CWTR | HUB STYLE DESIGNATOR | 1 STEP SECOND END |
| CWWH | END NOMINAL LENGTH | 0.070 INCHES SECOND END |
| CWWN | END NOMINAL DIAMETER | 0.625 INCHES SECOND END |
| CWWS | FIRST STEP NOMINAL LENGTH | 0.220 INCHES SECOND END |
| CWXB | FIRST STEP NOMINAL DIAMETER | 0.875 INCHES SECOND END |
| FEAT | SPECIAL FEATURES | MOUNTING HOLE LOCATED FIRST STEP SECOND END HUB |
| MATT | MATERIAL | STEEL OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6709 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PHOSPHATE MANGANESE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-P-16232 TYPE M CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | PROTRUDING HUB,RECESSED BODY |
| Relevant Components for NSN - 3020-01-189-8870, 3020011898870 | ||||
| 3040-01-327-1856 (3040013271856) | 3040-01-670-1259 (3040016701259) | 3020-00-528-1686 (3020005281686) | 3040-00-004-6460 (3040000046460) | |
| 3010-20-001-2630 (3010200012630) | 3020-00-181-5354 (3020001815354) | 3030-00-263-3315 (3030002633315) | 3040-01-135-1953 (3040011351953) | |
| 3020-00-042-5888 (3020000425888) | 3020-01-169-7521 (3020011697521) | 3020-00-210-1777 (3020002101777) | 3040-01-257-5596 (3040012575596) | |
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