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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) | 00-379-2252 (003792252) |
| NCB Code | USA (00) |
| Manufacturer | Korody Colyer Corp, General Motors Corp, Hatch And Kirk Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | WEBBED,OFFSET,SOLID |
| ABSA | SPLINE QUANTITY | 48 BOTH ENDS |
| AGJS | PITCH DIAMETER | 8.2496 INCHES NOMINAL |
| AJLA | TEETH QUANTITY | 35 |
| ANTP | BORE STYLE | INVOLUTE SPLINE BOTH ENDS |
| BDTX | SPLINE PITCH DIAMETER | 1.9505 INCHES NOMINAL BOTH ENDS |
| CQFM | HARDNESS RATING | 89.0 ROCKWELL C MINIMUM OVERALL AND 97.0 ROCKWELL C MAXIMUM OVERALL |
| CWCD | NOMINAL OUTSIDE DIAMETER | 8.581 INCHES |
| CWMW | TEETH TYPE | SINGLE HELIX |
| CWNH | TOOTH FORM | STANDARD |
| CWNM | TOOTH DIRECTION | RIGHT |
| CWPP | PRESSURE ANGLE | 14.5000 DEGREES |
| CWPZ | HELIX ANGLE | 45.0000 DEGREES |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 1.250 INCHES SECOND END |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 1.500 INCHES FIRST END |
| CWRM | FACE NOMINAL WIDTH | 2.750 INCHES |
| CWRS | BORE NOMINAL DIAMETER | 2.001 INCHES BOTH ENDS |
| CWTR | HUB STYLE DESIGNATOR | 1 STEP BOTH ENDS |
| CWWH | END NOMINAL LENGTH | 2.000 INCHES SECOND END |
| CWWH | END NOMINAL LENGTH | 2.007 INCHES FIRST END |
| CWWN | END NOMINAL DIAMETER | 3.249 INCHES FIRST END |
| CWWN | END NOMINAL DIAMETER | 3.249 INCHES SECOND END |
| CWXB | FIRST STEP NOMINAL DIAMETER | 4.750 INCHES FIRST END |
| CWXB | FIRST STEP NOMINAL DIAMETER | 4.750 INCHES SECOND END |
| FEAT | SPECIAL FEATURES | 2 PLUGS; COUNTERBORE ON BOTH ENDS W/ 2.125 IN. NOM. DIA,1.375 IN. NOM. DEPTH |
| MATT | MATERIAL | STEEL COMP 1035 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL AND AISI/SAE 1035 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | PROTRUDING HUBS |
| Relevant Components for NSN - 3020-00-379-2252, 3020003792252 | ||||
| 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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