| 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) | 00-243-7294 (002437294) |
| NCB Code | USA (00) |
| Manufacturer | General Motors Corp, Hatch And Kirk Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | WEBBED,OFFSET,SOLID |
| ABSX | ATTACHMENT METHOD | MOUNTING HOLE |
| AGJS | PITCH DIAMETER | 18.1491 INCHES NOMINAL |
| AJLA | TEETH QUANTITY | 77 |
| ANTP | BORE STYLE | PLAIN BOTH ENDS |
| CQFM | HARDNESS RATING | 89.0 ROCKWELL C MINIMUM OVERALL AND 96.0 ROCKWELL C MAXIMUM OVERALL |
| CTQY | MOUNTING HOLE TYPE AND QUANTITY | 6 PLAIN AXIALLY THROUGH BODY,FIRST END |
| CWCD | NOMINAL OUTSIDE DIAMETER | 18.480 INCHES |
| CWFR | NOMINAL OVERALL LENGTH | 2.750 INCHES |
| CWMW | TEETH TYPE | SINGLE HELIX |
| CWNH | TOOTH FORM | STANDARD |
| CWNM | TOOTH DIRECTION | LEFT |
| CWPP | PRESSURE ANGLE | 14.5000 DEGREES |
| CWPZ | HELIX ANGLE | 45.0000 DEGREES |
| CWQR | NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END | 0.125 INCHES FIRST END |
| CWQR | NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END | 1.000 INCHES SECOND END |
| CWRM | FACE NOMINAL WIDTH | 2.750 INCHES |
| CWRS | BORE NOMINAL DIAMETER | 6.0000 INCHES BOTH ENDS |
| CWTB | COUNTERBORE NOMINAL DEPTH | 0.812 INCHES FIRST END |
| CWTG | COUNTERBORE NOMINAL DIAMETER | 8.500 INCHES FIRST END |
| CWTR | HUB STYLE DESIGNATOR | PLAIN BOTH ENDS |
| CWTX | HUB NOMINAL DIAMETER | 8.500 INCHES SECOND END |
| CWTX | HUB NOMINAL DIAMETER | 9.625 INCHES FIRST END |
| CWZK | MOUNTING HOLE NOMINAL DIAMETER | 0.531 INCHES AXIALLY THROUGH BODY,FIRST END |
| CWZN | BOLT HOLE CIRCLE NOMINAL DIAMETER | 7.250 INCHES AXIALLY THROUGH BODY,FIRST END |
| FEAT | SPECIAL FEATURES | TWO HOLES 1/2 IN.-20 THD SIZE,THREE HOLES 0.623 TO 624 IN. LOCATED ON 7-1/2 IN. BOLT CIRCLE LOCATED ON FIRST END |
| MATT | MATERIAL | STEEL OVERALL |
| STYL | STYLE DESIGNATOR | RECESSED HUBS |
| Relevant Components for NSN - 3020-00-243-7294, 3020002437294 | ||||
| 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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