't h e p o w e r t r a n s m i s s i o n e n g i n e e r s' | ||||||
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| Sizes & Properties | RLB | RPZ | RPZS | RPN/RPN-NT | RPS | ||||||
| Hardness |
| 80A | 88 A |
| 88 A | 88 A | 88 A | ||||
| Temp. Range | -40 /+55 °C | -20 /+50 °C | -20 /+50 °C | -30 /+80 °C | -30 /+80 °C | ||||||
| Coef. Friction (Steel) | 0.55 | 0.40 | 0.40 | 0.38 | 0.40 | ||||||
| USDA/FDA | Yes | No | No | No | No | ||||||
| Diameter mm (inch) | MPD (mm) | PF (1%) | MPD (mm) | PF (1%) | MPD (mm) | PF (1%) | MPD (mm) | PF (1%) | MPD (mm) | PF (1%) | |
| 2 | - | - | - | - | - | - | 19 | 0.13 | - | - | |
| 3 (1/8) | - | - | - | - | - | - | 29 | 0.31 | - | - | |
| 4 | 30 | 0.25 | - | - | - | - | 38 | 0.54 | - | - | |
| 5 (3/16) | 35 | 0.45 | 45 | 0.80 | - | - | 48 | 0..85 | - | - | |
| 6 | 38 | 0.55 | 54 | 1.16 | - | - | 57 | 1.22 | - | - | |
| 6.3 (1/4) | - | - | - | - | - | - | - | - | - | - | |
| 7 | - | - | - | - | - | - | 67 | 1.67 | 70 | 18.00 | |
| 8 (5/16) | 55 | 1.00 | 72 | 2.05 | - | - | 76 | 2.18 | 80 | 19.00 | |
| 9 | - | - | - | - | - | - | 86 | 2.75 | 90 | 21.00 | |
| 9.5 (3/8) | - | - | - | - | - | - | - | - | - | - | |
| 10 | 70 | 1.55 | 89 | 3.20 | 95 | 19.5 | 95 | 3.40 | 100 | 22.00 | |
| 12 | - | - | 108 | 4.65 | 112 | 23.00 | 114 | 4.90 | 120 | 26.00 | |
| 12.5 (1/2) | - | - | - | - | - | - | - | - | - | - | |
| 14 (9/16) | - | - | - | - | - | - | - | - | - | - | |
| 15 (5/8) | - | - | 135 | 7.25 | 135 | 24.00 | 143 | 7.65 | 150 | 27.00 | |
| 18 | - | - | - | - | - | - | 171 | 11.00 | 180 | 37.00 | |
| 19 (3/4) | - | - | - | - | - | - | - | - | - | - | |
| 20 | - | - | - | - | - | - | 190 | 13.60 | - | - | |
| 25 | - | - | - | - | - | - | - | - | - | - | |
MPD = Minimum Pulley Diameter (mm) | PF = Pull Force (%) in KG. | ||||||||||