AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
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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) | 00-353-8251 (003538251) |
| NCB Code | USA (00) |
| Manufacturer | Korody Colyer Corp, Hatch And Kirk Inc, General Motors Corp |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | WEBBED,WITH LIGHTENING HOLES |
| AGJS | PITCH DIAMETER | 13.4000 INCHES NOMINAL |
| AJLA | TEETH QUANTITY | 67 |
| ANTP | BORE STYLE | PLAIN BOTH ENDS |
| CQFM | HARDNESS RATING | 8.0 ROCKWELL C NOMINAL OVERALL |
| CWCD | NOMINAL OUTSIDE DIAMETER | 13.6847 INCHES |
| CWMW | TEETH TYPE | SINGLE HELIX |
| CWNH | TOOTH FORM | STANDARD |
| CWNM | TOOTH DIRECTION | RIGHT |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWPZ | HELIX ANGLE | 14.9167 DEGREES |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 1.375 INCHES BOTH ENDS |
| CWRM | FACE NOMINAL WIDTH | 2.500 INCHES |
| CWRS | BORE NOMINAL DIAMETER | 3.3475 INCHES FIRST END |
| CWTR | HUB STYLE DESIGNATOR | 1 STEP FIRST END |
| CWWH | END NOMINAL LENGTH | 1.625 INCHES FIRST END |
| CWWN | END NOMINAL DIAMETER | 5.3715 INCHES FIRST END |
| CWWS | FIRST STEP NOMINAL LENGTH | 0.750 INCHES FIRST END |
| CWXB | FIRST STEP NOMINAL DIAMETER | 6.500 INCHES FIRST END |
| FEAT | SPECIAL FEATURES | COUNTERWEIGHTS AND RIVETS,MATCH MARK FIG 4 77 DEG 34 MIN FROM CENTER LINE,DRILL AND TAP 0.125 NPT ONE HOLE 99 DEG FROM SAME CENTER LINE,4 HOLES 0.500-20 UNF 3B IN FACE OF HUB 2ND END,ONE GROOVE 4.870 IN. DIA BY 0.500 IN. W ON HUB 2ND END |
| 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 - 3020-00-353-8251, 3020003538251 | ||||
| 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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