DIN 472 72 Retaining Ring for Bores
In stock in 5 material, grade and finish combinations.
Dimensions at 72
mm · DIN 472 · dimensions from 1981-09 · current edition 2026-05| Dimension | Nominal | Min | Max | |
|---|---|---|---|---|
| d | Thread size | 72 | – | – |
| s | Ring thickness | 2.5 | – | – |
| d3 | Free diameter | 76.5 | – | – |
| a | Lug radial width | – | – | 7.8 |
| b | Ring width opposite opening | 6.4 | – | – |
| d5 | Lug hole diameter | 3 | – | – |
| d2 | Groove diameter | 75 | – | – |
| m | Groove width | 2.65 | – | – |
| t | Groove depth | 1.5 | – | – |
| n | Edge margin | – | 4.5 | – |
- Approx. weight
- ≈ 18.10 kg per 1 000 pieces · Bare steel, before coating and packing.55.2 pieces per kg