Description
Overview
External retaining ring (circlip) for shafts, Stainless Steel Grade 18/8 - (A2) 304, size 20 mm.
Sold per piece. Screwman code CESS20H.
Description: M20 S/S EXTERNAL CIRCLIPS
Dimensions – DIN 471 20 mm
| Standard | DIN 471 |
|---|---|
| Product | External retaining ring (circlip) for shafts |
| Shaft diameter (d1) | 20 mm |
| Ring thickness (s) | 1.2 mm |
| Groove diameter (d2) | 19 mm |
| Groove width (m, H13) | 1.3 mm |
Material, Grade & Strength
| Material | Stainless spring steel 1.4122 / A2 type |
|---|---|
| Hardness | per DIN 471/472 stainless |
Finish & Corrosion Protection
Plain / self colour: No applied coating. Stainless, brass and nylon parts are supplied plain; plain steel parts need oil, paint or protected environments.
DIN 471 data sheet – all sizes
| Size | Thickness (s) | Groove dia (d2) | Groove width (m) |
|---|---|---|---|
| 4 mm | 0.4 mm | 3.8 mm | 0.5 mm |
| 5 mm | 0.6 mm | 4.8 mm | 0.7 mm |
| 6 mm | 0.7 mm | 5.7 mm | 0.8 mm |
| 7 mm | 0.8 mm | 6.7 mm | 0.9 mm |
| 8 mm | 0.8 mm | 7.6 mm | 0.9 mm |
| 9 mm | 1 mm | 8.6 mm | 1.1 mm |
| 10 mm | 1 mm | 9.6 mm | 1.1 mm |
| 11 mm | 1 mm | 10.5 mm | 1.1 mm |
| 12 mm | 1 mm | 11.5 mm | 1.1 mm |
| 13 mm | 1 mm | 12.4 mm | 1.1 mm |
| 14 mm | 1 mm | 13.4 mm | 1.1 mm |
| 15 mm | 1 mm | 14.3 mm | 1.1 mm |
| 16 mm | 1 mm | 15.2 mm | 1.1 mm |
| 17 mm | 1 mm | 16.2 mm | 1.1 mm |
| 18 mm | 1.2 mm | 17 mm | 1.3 mm |
| 19 mm | 1.2 mm | 18 mm | 1.3 mm |
| 20 mm | 1.2 mm | 19 mm | 1.3 mm |
| 22 mm | 1.2 mm | 21 mm | 1.3 mm |
| 24 mm | 1.2 mm | 22.9 mm | 1.3 mm |
| 25 mm | 1.2 mm | 23.9 mm | 1.3 mm |
| 28 mm | 1.5 mm | 26.6 mm | 1.65 mm |
| 30 mm | 1.5 mm | 28.6 mm | 1.65 mm |
| 32 mm | 1.5 mm | 30.3 mm | 1.65 mm |
| 35 mm | 1.5 mm | 33 mm | 1.65 mm |
| 40 mm | 1.75 mm | 37.5 mm | 1.9 mm |
| 42 mm | 1.75 mm | 39.5 mm | 1.9 mm |
| 44 mm | 1.75 mm | 41.5 mm | 1.9 mm |
| 45 mm | 1.75 mm | 42.5 mm | 1.9 mm |
| 50 mm | 2 mm | 47 mm | 2.15 mm |
| 52 mm | 2 mm | 49 mm | 2.15 mm |
| 60 mm | 2 mm | 57 mm | 2.15 mm |
| 65 mm | 2.5 mm | 62 mm | 2.65 mm |
| 67 mm | 2.5 mm | 64 mm | 2.65 mm |
| 70 mm | 2.5 mm | 67 mm | 2.65 mm |
| 75 mm | 2.5 mm | 72 mm | 2.65 mm |
| 80 mm | 2.5 mm | 76.5 mm | 2.65 mm |
| 100 mm | 3 mm | 96.5 mm | 3.15 mm |
| 170 mm | 4 mm | 165 mm | 4.15 mm |
Nominal dimensions per DIN 471. Weights are calculated from nominal dimensions and are a guide only (±10%). Values for fit and strength should be confirmed against the standard for critical applications.
Specifications
No structured specifications are available yet.