| Size | Inner | Winding | Outer | Weight | Weight | Weight | Total | ||||||
| NPS | Ring | Ring | Inner Ring | Winding | OR | Wt. | |||||||
| Inside (A) | Inside (B) | Outside (C) | Outside (D) | ||||||||||
| Diameter | Tol. | Diameter | Tol. | Diameter | Tol. | Diameter | Tol. | ||||||
| 400 Lb | |||||||||||||
| 1/2 | 0.56 | +/-0.03 | 0.75 | +/-0.016 | 1.25 | +/-0.03 | 2.13 | +/-0.03 | 0.01 | 0.019 | 0.082 | 0.101 | |
| 3/4 | 0.81 | +/-0.03 | 1.00 | +/-0.016 | 1.56 | +/-0.03 | 2.63 | +/-0.03 | 0.01 | 0.027 | 0.124 | 0.150 | |
| 1 | 1.06 | +/-0.03 | 1.25 | +/-0.016 | 1.88 | +/-0.03 | 2.88 | +/-0.03 | 0.01 | 0.036 | 0.132 | 0.168 | |
| 1 1/4 | 1.50 | +/-0.03 | 1.88 | +/-0.016 | 2.38 | +/-0.03 | 3.25 | +/-0.03 | 0.04 | 0.040 | 0.137 | 0.176 | |
| 1 1/2 | 1.75 | +/-0.03 | 2.13 | +/-0.016 | 2.75 | +/-0.03 | 3.75 | +/-0.03 | 0.04 | 0.057 | 0.181 | 0.237 | |
| 2 | 2.19 | +/-0.03 | 2.75 | +/-0.016 | 3.38 | +/-0.03 | 4.38 | +/-0.03 | 0.08 | 0.071 | 0.215 | 0.287 | |
| 2 1/2 | 2.62 | +/-0.03 | 3.25 | +/-0.016 | 3.88 | +/-0.03 | 5.13 | +/-0.03 | 0.10 | 0.083 | 0.313 | 0.499 | |
| 3 | 3.19 | +/-0.03 | 4.00 | +/-0.016 | 4.75 | +/-0.03 | 5.88 | +/-0.03 | 0.16 | 0.122 | 0.332 | 0.618 | |
| 3 1/2 | 4.13 | +/-0.016 | 5.25 | +/-0.03 | 6.38 | +/-0.03 | 0.197 | 0.363 | 0.560 | ||||
| 4 | 4.04 | +/-0.06 | 4.75 | +/-0.016 | 5.88 | +/-0.03 | 7.00 | +/-0.03 | 0.18 | 0.223 | 0.402 | 0.800 | |
| 4 1/2 | 5.31 | +/-0.016 | 6.50 | +/-0.03 | 7.63 | +/-0.03 | 0.261 | 0.441 | 0.703 | ||||
| 5 | 5.05 | +/-0.06 | 5.81 | +/-0.016 | 7.00 | +/-0.03 | 8.38 | +/-0.03 | 0.23 | 0.284 | 0.587 | 1.103 | |
| 6 | 6.10 | +/-0.06 | 6.88 | +/-0.016 | 8.25 | +/-0.03 | 9.75 | +/-0.03 | 0.28 | 0.388 | 0.750 | 1.420 | |
| 8 | 8.10 | +/-0.06 | 8.88 | +/-0.016 | 10.38 | +/-0.03 | 12.00 | +/-0.03 | 0.37 | 0.538 | 1.010 | 1.918 | |
| 10 | 10.05 | +/-0.06 | 10.81 | +/-0.03 | 12.50 | +0.06 / -0.03 | 14.13 | +/-0.03 | 0.45 | 0.733 | 1.202 | 2.382 | |
| 12 | 12.10 | +/-0.06 | 12.88 | +/-0.03 | 14.75 | +0.06 / -0.03 | 16.50 | +/-0.03 | 0.54 | 0.965 | 1.519 | 3.028 | |
| 14 | 13.50 | +/-0.06 | 14.25 | +/-0.03 | 16.00 | +0.06 / -0.03 | 19.00 | +/-0.03 | 0.58 | 0.987 | 2.917 | 4.488 | |
| 16 | 15.35 | +/-0.06 | 16.25 | +/-0.03 | 18.25 | +0.06 / -0.03 | 21.13 | +/-0.03 | 0.80 | 1.286 | 3.145 | 5.230 | |
| 18 | 17.25 | +/-0.06 | 18.50 | +/-0.03 | 20.75 | +0.06 / -0.03 | 23.38 | +/-0.03 | 1.25 | 1.646 | 3.218 | 6.119 | |
| 20 | 19.25 | +/-0.06 | 20.50 | +/-0.03 | 22.75 | +0.06 / -0.03 | 25.50 | +/-0.03 | 1.40 | 1.814 | 3.687 | 6.895 | |
| 24 | 23.25 | +/-0.06 | 24.75 | +/-0.03 | 27.00 | +0.06 / -0.03 | 30.25 | +/-0.03 | 2.02 | 2.170 | 5.169 | 9.361 | |