SFU1204-BKBF C7 ball screw, 12 mm diameter, 4 mm lead, 200 mm long, machined for BK10/BF10
standard/generic reference, not a manufacturer-certified replacement · ball-screw
Use it
(import "parts/leadscrew/SFU1204-BKBF.ik" as p)In a design on ink: ask your agent for it by name, or by what it must be.
Dimensions
| diameter | 12 |
| lead | 4 |
| ball-diameter | 2.381 |
| groove-depth | 0.83335 |
| fixed-tip-length | 15 |
| fixed-seat-length | 39 |
Frame of reference
axis +z, lower cut face z=0, length is total tip-to-tip
Frames
Where it connects: each frame sits on the face it connects by, z out of the part, in the part's own coordinates.
| Of | Frame | Origin | x | z |
|---|---|---|---|---|
| screw | end-a | (0, 0, 0) | (1, 0, 0) | (0, 0, -1) |
| screw | end-b | (0, 0, 200) | (1, 0, 0) | (0, 0, 1) |
All 28 numbers in its record
| diameter | 12 |
| lead | 4 |
| ball-diameter | 2.381 |
| groove-depth | 0.83335 |
| fixed-tip-length | 15 |
| fixed-seat-length | 39 |
| coupling-diameter | 8 |
| fixed-seat-diameter | 10 |
| lock-thread-length | 16 |
| floating-seat-diameter | 8 |
| floating-seat-length | 10 |
| circlip-root-diameter | 7.6 |
| circlip-distance | 7 |
| circlip-width | 0.9 |
| machined | 1 |
| fixed-free | 0.36, 0.25 |
| supported-supported | 1, 1 |
| fixed-supported | 1.47, 2.05 |
| fixed-fixed | 2.23, 4 |
| permissible-factor | 0.8, 0.8 |
| root-diameter-for-screening | 10.3333 |
| default | 200 |
| minimum-exclusive | 64 |
| fixed-tip-length-mm | -0.1, 0.1 |
| fixed-seat-length-mm | -0.1, 0.1 |
| lock-thread-length-mm | 0, 0.5 |
| floating-seat-length-mm | -0.1, 0.1 |
| circlip-distance-mm | 0, 0.1 |