| 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) | 00-950-3843 (009503843) |
| NCB Code | USA (00) |
| Manufacturer | Dresser Rand Company, Curtiss Wright Electro Mechanical Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | PLAIN,SOLID |
| AGJS | PITCH DIAMETER | 3.6929 INCHES NOMINAL |
| AJLA | TEETH QUANTITY | 48 |
| ANTP | BORE STYLE | W/ KEYWAY BOTH ENDS |
| CQFM | HARDNESS RATING | 58.0 ROCKWELL C MINIMUM OVERALL AND 61.0 ROCKWELL C MAXIMUM OVERALL |
| CWCD | NOMINAL OUTSIDE DIAMETER | 3.8640 INCHES |
| CWMW | TEETH TYPE | SINGLE HELIX |
| CWNH | TOOTH FORM | SPECIAL |
| CWNM | TOOTH DIRECTION | LEFT |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWPZ | HELIX ANGLE | 21.8102 DEGREES |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.750 INCHES FIRST END |
| CWRM | FACE NOMINAL WIDTH | 1.000 INCHES |
| CWRS | BORE NOMINAL DIAMETER | 0.876 INCHES BOTH ENDS |
| CWSN | KEYWAY NOMINAL WIDTH | 0.188 INCHES BOTH ENDS |
| CWSR | NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 0.531 INCHES BOTH ENDS |
| CWTR | HUB STYLE DESIGNATOR | PLAIN FIRST END |
| CWTX | HUB NOMINAL DIAMETER | 1.625 INCHES FIRST END |
| MATT | MATERIAL | STEEL COMP E3310 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | PROTRUDING HUB |
| Components Related to NSN - 3020-00-950-3843, 3020009503843 | ||||
| 3040-00-370-1449 (3040003701449) | 3040-01-376-5014 (3040013765014) | 3040-00-679-8350 (3040006798350) | 3020-00-580-5886 (3020005805886) | |
| 3020-01-314-5096 (3020013145096) | 3040-00-403-8634 (3040004038634) | 3040-01-027-1360 (3040010271360) | 3010-01-282-5198 (3010012825198) | |
| 3010-01-504-5666 (3010015045666) | 3030-01-579-9378 (3030015799378) | 3020-01-179-8071 (3020011798071) | 3040-00-042-6480 (3040000426480) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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