| Item Name | Gear Helical |
| Federal Supply Group (FSG) | Mechanical Power Transmission Equipment |
| Federal Supply Class (FSC) | 3020 Gear Pulley Sprocket and Transmission Chain |
| National Item Identification Number (NIIN) | 00-078-9775 (000789775) |
| NCB Code | USA (00) |
| Manufacturer | Teledyne Continental Motors Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | PLAIN,SOLID |
| AGJS | PITCH DIAMETER | 3.8988 INCHES NOMINAL |
| AJLA | TEETH QUANTITY | 31 |
| ANTP | BORE STYLE | W/COUNTERBORE COUNTER BORE,SECOND END |
| BDZQ | BACKLASH DESIGNATION | GRADE E |
| CQFM | HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| CQFM | HARDNESS RATING | 58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM TEETH |
| CWCD | NOMINAL OUTSIDE DIAMETER | 4.097 INCHES |
| CWMW | TEETH TYPE | SINGLE HELIX |
| CWNH | TOOTH FORM | STANDARD |
| CWNM | TOOTH DIRECTION | RIGHT |
| CWPP | PRESSURE ANGLE | 14.5000 DEGREES |
| CWPZ | HELIX ANGLE | 37.3333 DEGREES |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.220 INCHES BOTH ENDS |
| CWRM | FACE NOMINAL WIDTH | 0.620 INCHES |
| CWRS | BORE NOMINAL DIAMETER | 1.620 INCHES COUNTER BORE,SECOND END |
| CWTB | COUNTERBORE NOMINAL DEPTH | 0.980 INCHES COUNTER BORE,SECOND END |
| CWTG | COUNTERBORE NOMINAL DIAMETER | 1.850 INCHES COUNTER BORE,SECOND END |
| CWTR | HUB STYLE DESIGNATOR | PLAIN BOTH ENDS |
| CWTX | HUB NOMINAL DIAMETER | 2.120 INCHES BOTH ENDS |
| MATT | MATERIAL | STEEL COMP 8620 AND STEEL COMP 8720 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | PROTRUDING HUBS |
| Relevant Components for NSN - 3020-00-078-9775, 3020000789775 | ||||
| 3040-00-037-4479 (3040000374479) | 3010-01-283-8383 (3010012838383) | 3040-01-167-7076 (3040011677076) | 3040-01-607-0785 (3040016070785) | |
| 3020-00-173-7380 (3020001737380) | 3040-01-271-7503 (3040012717503) | 3040-00-690-2219 (3040006902219) | 3040-01-031-7475 (3040010317475) | |
| 3020-01-289-1372 (3020012891372) | 3040-01-171-1542 (3040011711542) | 3030-01-367-5013 (3030013675013) | 3020-01-281-7479 (3020012817479) | |
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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