| 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) | 00-139-0388 (001390388) |
| NCB Code | USA (00) |
| Manufacturer | Goodrich Corporation, Triumph Gear Systems Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUH | SPLINE MINOR DIAMETER | 0.719 INCHES MINIMUM AND 0.722 INCHES MAXIMUM |
| AAUJ | SPLINE MAJOR DIAMETER | 0.806 INCHES MINIMUM AND 0.814 INCHES MAXIMUM |
| ABFF | FURNISHED ITEMS | LIGHTENING HOLE |
| ABHE | OUTSIDE DIAMETER | 4.088 INCHES MINIMUM AND 4.098 INCHES MAXIMUM |
| ABHP | OVERALL LENGTH | 0.934 INCHES MINIMUM AND 0.939 INCHES MAXIMUM |
| ABSA | SPLINE QUANTITY | 24 |
| AGJS | PITCH DIAMETER | 3.831 INCHES NOMINAL |
| ALNC | HUB OUTSIDE DIAMETER | 1.300 INCHES NOMINAL AA END |
| AQPL | FACE WIDTH | 0.275 INCHES MINIMUM AND 0.284 INCHES MAXIMUM |
| ARJD | DESIGN FORM | PLAIN |
| ASBP | BORE TYPE | INVOLUTE SPLINE |
| ASYR | DISTANCE FROM HUB END TO FLANGE END | 0.650 INCHES MINIMUM AND 0.664 INCHES MAXIMUM AA END |
| AXFG | SPLINE PRESSURE ANGLE IN DEG | 30.0 |
| AXFH | SPLINE LENGTH | 0.934 INCHES MINIMUM AND 0.939 INCHES MAXIMUM |
| BDTX | SPLINE PITCH DIAMETER | 0.750 INCHES NOMINAL |
| BYDZ | PROTRUDING HUB CHARACTERISTIC | PLAIN |
| BYFL | TEETH ROW QUANTITY | 1 |
| BYFN | TEETH QUANTITY PER ROW | 24 |
| BYFP | ASA STANDARD CHAIN NUMBER | 40-1 |
| BYFQ | HARDNESS RATING TEST METHOD | NOT RATED |
| BYGF | TOOTH PITCH | 0.500 INCHES NOMINAL |
| MATT | MATERIAL | ALUMINUM ALLOY 7075 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/12,ALLOY 7075,T651 FED SPEC SINGLE MATERIAL RESPONSE |
| STYL | STYLE DESIGNATOR | PLAIN |
| Components Related to NSN - 3020-00-139-0388, 3020001390388 | ||||
| 3040-00-650-9503 (3040006509503) | 3040-00-012-7641 (3040000127641) | 3020-00-852-7379 (3020008527379) | 3040-00-034-3695 (3040000343695) | |
| 3010-01-110-6561 (3010011106561) | 3040-01-681-6308 (3040016816308) | 3040-00-166-9349 (3040001669349) | 3020-00-071-6704 (3020000716704) | |
| 3040-01-203-8686 (3040012038686) | 3020-99-789-0071 (3020997890071) | 3040-01-179-8870 (3040011798870) | 3040-01-691-0171 (3040016910171) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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