DIN 471-21 external circlip (retaining ring) for 21 mm shaft, 1.2 mm thick
standard-defined representative, not a unique SKU · DIN471
Use it
(import "parts/circlip/DIN471-21.ik" as p)In a design on ink: ask your agent for it by name, or by what it must be.
Dimensions
| free-diameter | 19.5 |
| thickness | 1.17 |
| back-width | 2.7 |
| lug-width | 4.1 |
| eccentricity | 0.81 |
| lug-x | 11.57368 |
Frame of reference
axis +z, bottom face z=0, gap on +x; free d3 is ID (DIN471) / OD (DIN472)
All 17 numbers in its record
| nominal | 21, 1.2, 19.5, 2.7, 20, 1.3 |
| min | 1.14, 19.08, 2, 19.87 |
| max | 1.2, 19.63, 4.1, 20 |
| deviation | -0.06, 0, -0.42, 0.13, -0.13, 0 |
| approx-mass-g | 1.42 |
| radial-depth | 0.5 |
| edge-margin-min | 1.5 |
| free-diameter | 19.5 |
| thickness | 1.17 |
| back-width | 2.7 |
| lug-width | 4.1 |
| eccentricity | 0.81 |
| lug-x | 11.57368 |
| lug-y | 2.3 |
| lug-hole-diameter | 2.04 |
| gap-width | 0.5 |
| opening-slope | 0.09245117 |