W2-0081 JIS Concentric Ring (S・P)
Model: W2-0081
Iron (or standard).
Plain.
JIS Retaining Rings for Shaft Use (Without Hole) – JIS B 2804:2010
Unit: mm
| Designation | Retaining Ring | Shaft Dimensions (Reference) | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Inner Diameter | Thickness | Ring Width | Chamfer | Shaft Diameter | Groove Bottom Diameter | Groove Width | |||||||
| d3 | t | b | r | d1 | d2 | m | n | ||||||
| Standard Dimension | Tolerance | Standard Dimension | Tolerance | Standard Dimension | Tolerance | Reference | Standard Dimension | Tolerance | Standard Dimension | Tolerance | Min | ||
| 20 | 18.7 | 0 -0.5 | 1.20 | ±0.07 | 2.0 | ±0.10 | 0.3 | 20 | 19.0 | 0 -0.21 | 1.35 | +0.14 0 | 1.5 |
| 22 | 20.7 | 1.20 | 2.0 | 0.3 | 22 | 21.0 | 1.35 | 1.5 | |||||
| 28 | 26.1 | 1.50 | 2.8 | 0.5 | 28 | 26.6 | 1.65 | 1.5 | |||||
| 30 | 28.1 | 1.50 | 2.8 | 0.5 | 30 | 28.6 | 1.65 | 1.5 | |||||
| 35 | 32.5 | 0 -1.0 | 1.50 | 2.8 | 0.5 | 35 | 33.0 | 0 -0.25 | 1.65 | 1.5 | |||
| 40 | 37.4 | 1.75 | ±0.08 | 3.5 | ±0.12 | 0.7 | 40 | 38.0 | 1.90 | 2.0 | |||
| 45 | 41.9 | 1.75 | 3.5 | 0.7 | 45 | 42.5 | 1.90 | 2.0 | |||||
| 50 | 46.3 | 2.00 | 4.0 | 0.7 | 50 | 47.0 | 2.20 | 2.0 | |||||
| 55 | 51.3 | 0 -1.2 | 2.00 | 4.0 | 0.7 | 55 | 52.0 | 0 -0.30 | 2.20 | 2.0 | |||
※For thickness (t) = 1.5 mm, it may be treated as 1.6 mm for the time being. In that case, the groove width (m) shall be 1.75 mm.
