| SIZE SPLINE | ITEM | TYPE | INCHES | MM | LENGTH | NUT END OUTSIDE DIAMETER | DRIVE END OUTSIDE DIAMETER | NUT DEPTH |
|---|---|---|---|---|---|---|---|---|
| 12 | 5212SPL | I | 3/8” | 9 mm | 1-1/16” | 19/32” | 21/32” | 1/8" |
| 14 | 5214SPL | I | 7/16” | 11 mm | 1-1/16” | 5/8” | 21/32” | 1/8" |
| 16 | 5216SPL | II | 1/2” | 13 mm | 1-1/16” | 3/4” | 3/4” | 1/8" |
| 18 | 5218SPL | II | 9/16” | 14 mm | 1-7/64” | 25/32” | 22/32” | 1/8" |
| 20 | 5220SPL | II | 5/8” | 16 mm | 1-3/16” | 15/16” | 61/64” | 1/8" |