AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| 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) | 00-439-9603 (004399603) |
| NCB Code | USA (00) |
| Manufacturer | United Technologies Corporation, Pratt And Whitney Canada Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | PLAIN,SOLID |
| ABSA | SPLINE QUANTITY | 70 BOTH ENDS |
| AGJS | PITCH DIAMETER | 5.4265 INCHES NOMINAL |
| AJLA | TEETH QUANTITY | 45 |
| ANTP | BORE STYLE | INVOLUTE SPLINE BOTH ENDS |
| BDTX | SPLINE PITCH DIAMETER | 4.3750 INCHES NOMINAL BOTH ENDS |
| CQFM | HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| CWCD | NOMINAL OUTSIDE DIAMETER | 5.627 INCHES |
| CWNH | TOOTH FORM | STANDARD |
| CWNK | FLANGE NOMINAL DIAMETER | 5.625 INCHES |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWPS | FLANGE NOMINAL THICKNESS | 0.094 INCHES |
| CWRM | FACE NOMINAL WIDTH | 0.427 INCHES |
| CWRS | BORE NOMINAL DIAMETER | 4.376 INCHES BOTH ENDS |
| CWSH | NOMINAL DISTANCE BETWEEN OUTER BODY FACE AND INNER FLANGE FACE | 1.239 INCHES |
| CWTX | HUB NOMINAL DIAMETER | 4.875 INCHES BETWEEN BODY AND FLANGE |
| MATT | MATERIAL | STEEL COMP E9310 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6260 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | FLANGED END |
| Relevant Components for NSN - 3020-00-439-9603, 3020004399603 | ||||
| 3040-99-750-9441 (3040997509441) | 3040-01-309-9880 (3040013099880) | 3020-00-056-1680 (3020000561680) | 3040-01-592-1774 (3040015921774) | |
| 3040-01-340-6053 (3040013406053) | 3040-01-424-7637 (3040014247637) | 3020-00-762-8849 (3020007628849) | 3040-01-411-4890 (3040014114890) | |
| 3020-01-163-7221 (3020011637221) | 3030-00-041-2888 (3030000412888) | 3030-00-421-7151 (3030004217151) | 3040-01-256-3453 (3040012563453) | |
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