AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| 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) | 00-529-2606 (005292606) |
| NCB Code | USA (00) |
| Manufacturer | Trw Limited, Cummins Incorporated |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | WEBBED,SOLID |
| AGJS | PITCH DIAMETER | 4.1110 INCHES NOMINAL |
| AJLA | TEETH QUANTITY | 37 |
| ANTP | BORE STYLE | W/ KEYWAY BOTH ENDS |
| CWCD | NOMINAL OUTSIDE DIAMETER | 4.3080 INCHES |
| CWMW | TEETH TYPE | SINGLE HELIX |
| CWNH | TOOTH FORM | STANDARD |
| CWNM | TOOTH DIRECTION | LEFT |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWPZ | HELIX ANGLE | 25.8487 DEGREES |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.3100 INCHES FIRST END |
| CWRM | FACE NOMINAL WIDTH | 1.1250 INCHES |
| CWRS | BORE NOMINAL DIAMETER | 1.1800 INCHES BOTH ENDS |
| CWSN | KEYWAY NOMINAL WIDTH | 0.252 INCHES BOTH ENDS |
| CWSR | NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 0.7175 INCHES BOTH ENDS |
| CWTR | HUB STYLE DESIGNATOR | PLAIN BOTH ENDS |
| CWTX | HUB NOMINAL DIAMETER | 1.750 INCHES FIRST END |
| CWTX | HUB NOMINAL DIAMETER | 1.875 INCHES SECOND END |
| MATT | MATERIAL | STEEL COMP 4340H OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL AND AISI/SAE 4340H ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | ONE PROTRUDING HUB,ONE FLUSH HUB |
| Relevant Components for NSN - 3020-00-529-2606, 3020005292606 | ||||
| 3010-00-253-5705 (3010002535705) | 3020-01-228-6527 (3020012286527) | 3020-01-594-1712 (3020015941712) | 3040-00-585-4048 (3040005854048) | |
| 3010-12-163-4248 (3010121634248) | 3020-00-204-9714 (3020002049714) | 3020-00-677-4761 (3020006774761) | 3010-01-003-2935 (3010010032935) | |
| 3040-99-564-8678 (3040995648678) | 3040-00-024-5054 (3040000245054) | 3020-01-181-3975 (3020011813975) | 3010-00-319-2345 (3010003192345) | |
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