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| 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) | 00-347-9380 (003479380) |
| NCB Code | USA (00) |
| Manufacturer | Triumph Gear Systems Inc, Teledyne Industries Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | PLAIN,SOLID |
| ABSX | ATTACHMENT METHOD | MOUNTING HOLE |
| AGJS | PITCH DIAMETER | 4.9520 INCHES NOMINAL |
| AJLA | TEETH QUANTITY | 39 |
| ANTP | BORE STYLE | W/ KEYWAY BOTH ENDS |
| CMLK | MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC AXIALLY THROUGH BODY,FIRST END |
| CQFM | HARDNESS RATING | 32.0 ROCKWELL C NOMINAL OVERALL |
| CQLT | MOUNTING HOLE NOMINAL THREAD SIZE | 0.250 INCHES AXIALLY THROUGH BODY,FIRST END |
| CTQY | MOUNTING HOLE TYPE AND QUANTITY | 2 THREADED AXIALLY THROUGH BODY,FIRST END |
| CWCD | NOMINAL OUTSIDE DIAMETER | 5.1995 INCHES |
| CWMW | TEETH TYPE | SINGLE HELIX |
| CWNH | TOOTH FORM | STANDARD |
| CWNM | TOOTH DIRECTION | LEFT |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWPZ | HELIX ANGLE | 10.1500 DEGREES |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 2.313 INCHES FIRST END |
| CWRM | FACE NOMINAL WIDTH | 1.000 INCHES |
| CWRS | BORE NOMINAL DIAMETER | 1.751 INCHES FIRST END |
| CWSN | KEYWAY NOMINAL WIDTH | 0.376 INCHES FIRST END |
| CWSR | NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 1.048 INCHES FIRST END |
| CWTR | HUB STYLE DESIGNATOR | 2 STEPS FIRST END |
| CWWH | END NOMINAL LENGTH | 0.750 INCHES FIRST END |
| CWWN | END NOMINAL DIAMETER | 2.372 INCHES FIRST END |
| CWWS | FIRST STEP NOMINAL LENGTH | 0.923 INCHES FIRST END |
| CWXB | FIRST STEP NOMINAL DIAMETER | 2.363 INCHES FIRST END |
| CWXG | SECOND STEP NOMINAL LENGTH | 0.640 INCHES FIRST END |
| CWXL | SECOND STEP NOMINAL DIAMETER | 2.750 INCHES FIRST END |
| CWZN | BOLT HOLE CIRCLE NOMINAL DIAMETER | 3.500 INCHES AXIALLY THROUGH BODY,FIRST END |
| FEAT | SPECIAL FEATURES | ONE MTG HOLE ON TOPS KEYWAY,ONE MTG HOLE 180 DEP APART |
| MATT | MATERIAL | STEEL COMP 4140 OVERALL |
| STYL | STYLE DESIGNATOR | PROTRUDING HUB |
| Relevant Components for NSN - 3020-00-347-9380, 3020003479380 | ||||
| 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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