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+1 (217) 579-8045Belt sectionA-4L-3LBore typeFinished with keywayBore-to-size bore diameter1Bore-to-size keyseat1/4 in x 1/8 inComponent WR2 (lbs ft2)0.15Datum diameter7Dimension0.34Face width1.38Face width (in)1.38Groove cross section sectionAHub location-0.34Hub location (in)-0.34I.D.6.88Inertia WR²16Inside diameter (in)6.88Material typeCIMax RPM3450Number of grooves2O.D.7.25Outside diameter (in)7.25Pitch diameter7.25RPM upper limit3450
| Belt section | A-4L-3L |
| Bore type | Finished with keyway |
| Bore-to-size bore diameter | 1 |
| Bore-to-size keyseat | 1/4 in x 1/8 in |
| Component WR2 (lbs ft2) | 0.15 |
| Datum diameter | 7 |
| Dimension | 0.34 |
| Face width | 1.38 |
| Face width (in) | 1.38 |
| Groove cross section section | A |
| Hub location | -0.34 |
| Hub location (in) | -0.34 |
| I.D. | 6.88 |
| Inertia WR² | 16 |
| Inside diameter (in) | 6.88 |
| Material type | CI |
| Max RPM | 3450 |
| Number of grooves | 2 |
| O.D. | 7.25 |
| Outside diameter (in) | 7.25 |
| Pitch diameter | 7.25 |
| RPM upper limit | 3450 |