AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
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| Item Name | Sprocket Wheel |
| Federal Supply Group (FSG) | Mechanical Power Transmission Equipment |
| Federal Supply Class (FSC) | 3020 Gear Pulley Sprocket and Transmission Chain |
| National Item Identification Number (NIIN) | 00-321-3856 (003213856) |
| NCB Code | USA (00) |
| Manufacturer | General Dynamics Ots Global Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUH | SPLINE MINOR DIAMETER | 0.438 INCHES NOMINAL |
| AAUJ | SPLINE MAJOR DIAMETER | 0.525 INCHES NOMINAL |
| ABHE | OUTSIDE DIAMETER | 3.250 INCHES NOMINAL |
| ABHP | OVERALL LENGTH | 0.750 INCHES NOMINAL |
| ABSA | SPLINE QUANTITY | 15 |
| AGJS | PITCH DIAMETER | 2.620 INCHES NOMINAL |
| ALNC | HUB OUTSIDE DIAMETER | 0.760 INCHES NOMINAL AA END |
| AQPL | FACE WIDTH | 0.150 INCHES NOMINAL |
| ARJD | DESIGN FORM | PLAIN |
| ASBP | BORE TYPE | INVOLUTE SPLINE |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 30.0 ROCKWELL C MINIMUM BODY AND 35.0 ROCKWELL C MAXIMUM BODY |
| ASYR | DISTANCE FROM HUB END TO FLANGE END | 0.600 INCHES NOMINAL AA END |
| AXFG | SPLINE PRESSURE ANGLE IN DEG | 30.0 |
| AXFH | SPLINE LENGTH | 0.750 INCHES NOMINAL |
| BDTX | SPLINE PITCH DIAMETER | 0.469 INCHES NOMINAL |
| BYFL | TEETH ROW QUANTITY | 1 |
| BYFN | TEETH QUANTITY PER ROW | 4 |
| BYFQ | HARDNESS RATING TEST METHOD | ROCKWELL |
| BYFR | TEETH HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM |
| BYGF | TOOTH PITCH | 1.086 INCHES NOMINAL |
| MATT | MATERIAL | STEEL COMP 4130 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-18729,COMP 4130,COND N MIL SPEC SINGLE MATERIAL RESPONSE |
| STYL | STYLE DESIGNATOR | PLAIN |
| Relevant Components for NSN - 3020-00-321-3856, 3020003213856 | ||||
| 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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