PO\POL
RING NO. | Remarks | Ds DEC | Ds FRACT | Ds mm | Dg | F.I.M* | W | d ref. | Df | T | lbs. | L2 | Ring Safety factor of 2 1/2 Pr | Groove Safety factor of 2 Pg | G ref. | S max | R max | Ch max | MAX LOAD W/ R max or Ch max in (lbs.) | y min | R.P.M. LIMITS Steel Rings |
PO-15 | PO-15 | 0.156 | 5/32 | 4.0 | 0.120 | 0.002 | 0.039 | 0.018 | 0.110 | 0.035 | 0.42 | 0.39 | 457 | 110 | 0.320 | 0.042 | 0.050 | 0.040 | 250 | 0.036 | 80000 |
PO-18 | PO-18 | 0.188 | 3/16 | 4.8 | 0.148 | 0.002 | 0.039 | 0.020 | 0.140 | 0.035 | 0.63 | 0.42 | 609 | 130 | 0.400 | 0.048 | 0.050 | 0.040 | 270 | 0.040 | 80000 |
PO-25 | PO-25 | 0.250 | 1/4 | 6.4 | 0.210 | 0.003 | 0.039 | 0.020 | .I88 | 0.035 | 0.84 | 0.52 | 914 | 200 | 0.482 | 0.058 | 0.050 | 0.040 | 310 | 0.040 | 65000 |
PO-31 | PO-31 | 0.312 | 5/16 | 7.9 | 0.272 | 0.003 | 0.046 | 0.020 | 0.250 | 0.042 | 1.46 | 0.63 | 1320 | 250 | 0.588 | 0.074 | 0.065 | 0.050 | 400 | 0.040 | 65000 |
PO-37 | PO-37 | 0.375 | 3/8 | 9.5 | 0.331 | 0.003 | 0.046 | 0.022 | 0.312 | 0.042 | 1.92 | 0.72 | 1573 | 300 | 0.680 | 0.081 | 0.065 | 0.050 | 430 | 0.044 | 65000 |
PO-43 | PO-43 | 0.438 | 7/16 | 11.1 | 0.390 | 0.003 | 0.056 | 0.024 | 0.375 | 0.050 | 2.66 | 0.79 | 2233 | 400 | 0.752 | 0.081 | 0.080 | 0.060 | 600 | 0.048 | 60000 |
PO-50 | PO-50 | 0.500 | 1/2 | 12.7 | 0.440 | 0.004 | 0.056 | 0.030 | 0.406 | 0.050 | 3.30 | 0.89 | 2538 | 600 | 0.826 | 0.097 | 0.080 | 0.060 | 630 | 0.060 | 50000 |
PO-62 | PO-62 | 0.625 | 5/8 | 15.9 | 0.531 | 0.004 | 0.056 | 0.047 | 0.500 | 0.050 | 4.65 | 1.03 | 3045 | 1100 | 0.966 | 0.086 | 0.080 | 0.060 | 720 | 0.094 | 45000 |
PO-75 | PO-75 | 0.750 | 3/4 | 19.0 | 0.632 | 0.004 | 0.068 | 0.059 | 0.594 | 0.062 | 6.35 | 1.17 | 4669 | 1600 | 1.095 | 0.095 | 0.085 | 0.065 | 1000 | 0.118 | 38000 |
PO-100 | PO-100 | 1.000 | 1 | 25.4 | 0.860 | 0.004 | 0.086 | 0.070 | 0.812 | 0.078 | 12.65 | 1.51 | 7613 | 2600 | 1.415 | 0.113 | 0.090 | 0.065 | 1800 | 0.140 | 25000 |
PO-125 | PO-125 | 1.250 | 1 -1/4 | 31.8 | 1.090 | 0.006 | 0.103 | 0.080 | 1.032 | 0.093 | 25.20 | 1.90 | 11165 | 3500 | 1.800 | 0.180 | 0.090 | 0.065 | 2750 | 0.160 | 11000 |
PO-150 | PO-150 | 1.500 | 1 -1/2 | 38.1 | 1.317 | 0.008 | 0.120 | 0.091 | 1.250 | 0.109 | 36.3 | 2.18 | 15530 | 4800 | 2.050 | 0.208 | 0.10 | 0.07 | 3800 | 0.182 | 9000 |
PO-175 | PO-175 | 1.750 | 1-3/4 | 44.4 | 1.480 | 0.010 | 0.139 | 0.135 | 1.406 | 0.125 | 53.0 | 2.45 | 20808 | 8200 | 2.300 | 0.235 | 0.12 | 0.09 | 5100 | 0.270 | 7000 |
PO-200 | PO-200 | 2.000 | 2 | 50.8 | 1.730 | 0.012 | 0.139 | 0.135 | 1.625 | 0.125 | 69.2 | 2.83 | 23853 | 9450 | 2.650 | 0.250 | 0.13 | 0.10 | 5100 | 0.270 | 5000 |
POL-15 | POL-15 | 0.156 | 5/32 | 4.0 | 0.120 | 0.002 | 0.029 | 0.018 | 0.110 | 0.025 | 0.30 | 0.39 | 325 | 110 | ** | 0.042 | 0.050 | 0.040 | 130 | 0.036 | 80000 |
POL-18 | POL-18 | 0.188 | 3/16 | 4.8 | 0.148 | 0.002 | 0.029 | 0.020 | 0.140 | 0.025 | 0.45 | 0.42 | 436 | 130 | 0.400 | 0.048 | 0.050 | 0.040 | 140 | 0.040 | 80000 |
POL-25 | POL-25 | 0.250 | 1/4 | 6.4 | 0.210 | 0.003 | 0.029 | 0.020 | 0.188 | 0.025 | 0.60 | 0.52 | 650 | 200 | 0.482 | 0.058 | 0.050 | 0.040 | 150 | 0.040 | 65000 |
POL-31 | POL-31 | 0.312 | 5/16 | 7.9 | 0.272 | 0.003 | 0.029 | 0.020 | 0.250 | 0.025 | 0.87 | 0.63 | 792 | 250 | 0.588 | 0.074 | 0.050 | 0.040 | 150 | 0.040 | 65000 |
POL-37 | POL-37 | 0.375 | 3/8 | 9.5 | 0.331 | 0.003 | 0.039 | 0.022 | 0.312 | 0.035 | 1.60 | 0.72 | 1320 | 300 | 0.680 | 0.081 | 0.065 | 0.050 | 200 | 0.044 | 65000 |
POL-43 | POL-43 | 0.438 | 7/16 | 11.1 | 0.390 | 0.003 | 0.039 | 0.024 | 0.375 | 0.035 | 1.86 | 0.79 | 1878 | 400 | 0.752 | 0.081 | 0.065 | 0.050 | 300 | 0.048 | 60000 |