| 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) | 00-851-4716 (008514716) |
| NCB Code | USA (00) |
| Manufacturer | Caterpillar Inc, Holt Bros |
| MRC | Criteria | Characteristic |
|---|---|---|
| AGJS | PITCH DIAMETER | 4.2000 INCHES NOMINAL |
| CQFM | HARDNESS RATING | 77.0 ROCKWELL C MINIMUM OVERALL AND 81.0 ROCKWELL C MAXIMUM OVERALL |
| CWCD | NOMINAL OUTSIDE DIAMETER | 4.400 INCHES |
| CWNM | TOOTH DIRECTION | LEFT |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.314 INCHES FIRST END |
| CWSN | KEYWAY NOMINAL WIDTH | 0.189 INCHES BOTH ENDS |
| FEAT | SPECIAL FEATURES | 45 DEG 3.156 IN. DIA COUNTERSINK IN BORE ON 1ST END,LETTER B STAMPED ON CENTER LINE OF TOOTH 73 DEG 5 MIN 54 SEC CCW FROM CENTER LINE OF KEYWAY,LETTER C STAMPED ON CENTERLINE OF TOOTH 130 DEG 54 MIN 6 SEC CW FROM CENTER LINE OF KEYWAY |
| AAQL | BODY STYLE | PLAIN,SOLID |
| AJLA | TEETH QUANTITY | 40 |
| ANTP | BORE STYLE | W/ KEYWAY BOTH ENDS |
| CWMW | TEETH TYPE | SINGLE HELIX |
| CWNH | TOOTH FORM | STANDARD |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWPZ | HELIX ANGLE | 17.7528 DEGREES |
| CWRM | FACE NOMINAL WIDTH | 0.750 INCHES |
| CWRS | BORE NOMINAL DIAMETER | 2.566 INCHES BOTH ENDS |
| CWSR | NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 1.385 INCHES BOTH ENDS |
| CWTR | HUB STYLE DESIGNATOR | PLAIN FIRST END |
| CWTX | HUB NOMINAL DIAMETER | 3.500 INCHES FIRST END |
| MATT | MATERIAL | STEEL OVERALL |
| STYL | STYLE DESIGNATOR | PROTRUDING HUB |
| Components Related to NSN - 3020-00-851-4716, 3020008514716 | ||||
| 3040-01-618-5716 (3040016185716) | 3040-01-293-8593 (3040012938593) | 3040-01-184-4571 (3040011844571) | 3040-01-173-5619 (3040011735619) | |
| 3040-01-204-4536 (3040012044536) | 3020-01-322-2354 (3020013222354) | 3040-00-719-6234 (3040007196234) | 3020-01-216-3121 (3020012163121) | |
| 3020-01-418-7601 (3020014187601) | 3010-01-237-8384 (3010012378384) | 3040-01-521-2186 (3040015212186) | 3040-00-737-9063 (3040007379063) | |
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.
Request for Quote
