NEMA Frame | LA | LB | LC | LE | LZ | Input | |
Bore | Keyway | ||||||
56C | 5.875 | 4.50 | 6.50 | 0.16 | 0.43 | 0.625 | 3/16×3/32 |
143TC/145TC | 5.875 | 4.50 | 6.50 | 0.16 | 0.43 | 0.875 | 3/16×3/32 |
182TC/184TC | 7.250 | 8.50 | 9.00 | 0.23 | 0.55 | 1.125 | 1/4×1/8 |
213TC/215TC | 7.250 | 8.50 | 9.00 | 0.23 | 0.55 | 1.375 | 5/16×5/32 |
254TC/256TC | 7.250 | 8.50 | 10.00 | 0.23 | 0.55 | 1.625 | 3/8×3/16 |
Size | Radio | A | A1 | AB | AC | B | BB | BD |
40 | 5:1 | 2.58 | 3.92 | 3.94 | 1.85 | 3.31 | 2.68 | |
50 | 2.85 | 4.19 | 4.48 | 2.08 | 3.82 | 2.72 | ||
60 | 3.15 | 4.43 | 5.00 | 2.20 | 4.33 | 2.99 | ||
63 | 3.37 | 4.67 | 5.51 | 2.36 | 4.45 | 3.46 | ||
70 | 3.76 | 4.63 | 6.10 | 2.52 | 5.12 | 3.31 | ||
80 | 4.11 | 5.84 | 6.69 | 2.85 | 5.51 | 3.94 | ||
100 | 4.78 | 6.51 | 8.03 | 3.33 | 6.42 | 4.49 | ||
120 | 6.10 | 8.26 | 7.48 | 10.24 | 3.94 | 7.28 | 5.04 | |
135 | 6.89 | 9.06 | 8.32 | 11.65 | 4.33 | 8.27 | 5.91 | |
155 | 7.64 | 10.24 | 9.35 | 12.99 | 5.20 | 9.92 | 6.69 | |
175 | 8.78 | 11.42 | 11.02 | 14.57 | 5.71 | 10.31 | 7.32 |
Size | BE | BF | CC | H | HL | LL | Z | L |
40 | 2.13 | 3.15 | 1.575 | 5.00 | 1.34 | 2.09 | 5/16-18 | 0.63 |
50 | 1.97 | 3.54 | 1.969 | 5.91 | 1.38 | 2.56 | 5/16-18 | 0.63 |
60 | 2.13 | 3.94 | 2.362 | 6.97 | 1.65 | 2.95 | 3/8-16 | 0.75 |
63 | 2.69 | 4.87 | 2.480 | 7.32 | 1.89 | 2.95 | 3/8-16 | 0.75 |
70 | 2.56 | 4.92 | 2.756 | 8.46 | 2.16 | 3.54 | 3/8-16 | 0.75 |
80 | 2.76 | 5.51 | 3.150 | 9.84 | 2.56 | 4.13 | 3/8-16 | 0.75 |
100 | 3.54 | 7.09 | 3.937 | 12.20 | 3.15 | 5.12 | 1/2-13 | 0.94 |
120 | 3.94 | 8.66 | 4.724 | 14.57 | 3.74 | 6.10 | 1/2-13 | 0.94 |
135 | 4.33 | 10.24 | 5.315 | 16.73 | 4.13 | 7.28 | 5/8-11 | 1.13 |
155 | 4.72 | 11.02 | 6.102 | 18.15 | 4.05 | 7.99 | 5/8-11 | 1.13 |
175 | 5.51 | 12.60 | 6.890 | 20.51 | 4.84 | 8.78 | 3/4-10 | 1.38 |