| 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) | 00-233-9552 (002339552) |
| NCB Code | USA (00) |
| Manufacturer | Mack Trucks Inc, Teledyne Continental Motors Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | PLAIN,SOLID |
| AGJS | PITCH DIAMETER | 3.6747 INCHES NOMINAL |
| AJLA | TEETH QUANTITY | 30 |
| CWFR | NOMINAL OVERALL LENGTH | 1.281 INCHES |
| CWMW | TEETH TYPE | SINGLE HELIX |
| CWNH | TOOTH FORM | STANDARD |
| CWNM | TOOTH DIRECTION | LEFT |
| CWPP | PRESSURE ANGLE | 14.5000 DEGREES |
| CWPZ | HELIX ANGLE | 35.2756 DEGREES |
| CWRM | FACE NOMINAL WIDTH | 1.063 INCHES |
| CWTX | HUB NOMINAL DIAMETER | 3.500 INCHES FIRST END |
| FEAT | SPECIAL FEATURES | 2 PULLER HOLES 0.375-16 UNC 3B ON 2.500 IN. DIA BOLT CIRCLE,LETTER O STAMPED ON CENTER OF TOOTH ON SIDE OF GEAR 41 DEG 32 MIN 38 SEC CCW FROM CENTERLINE OF KEYWAY |
| MATT | MATERIAL | STEEL COMP 1141 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL AND AISI/SAF 1141 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | PROTRUDING HUB |
| Components Related to NSN - 3020-00-233-9552, 3020002339552 | ||||
| 3020-00-093-3146 (3020000933146) | 3010-00-066-5754 (3010000665754) | 3040-01-434-0826 (3040014340826) | 3020-01-605-6227 (3020016056227) | |
| 3040-00-292-9403 (3040002929403) | 3020-01-132-9529 (3020011329529) | 3040-01-628-5278 (3040016285278) | 3040-00-763-7091 (3040007637091) | |
| 3030-01-302-3516 (3030013023516) | 3020-01-706-8292 (3020017068292) | 3010-01-530-0859 (3010015300859) | 3040-00-398-0619 (3040003980619) | |
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