Technical Data Sheet

max = maximum; min = minimum
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Curved spring washers
Use this DIN 137A online drawing generator to review the Curved spring washers geometry and configure inside diameter, outside diameter and thickness. Export a technical PDF drawing for sourcing, engineering review or custom manufacturing. Searches for DIN 137A, DIN137A, DIN 137A drawing and DIN 137A dimensions refer to this page.
Use this DIN 137A drawing generator to configure dimensions, review the technical drawing and export a custom drawing for manufacturing. Whether the specification is written as DIN 137A or DIN137A, this online drawing tool covers the same Curved spring washers standard reference.
Select the available size parameters, review the dimensional values and prepare a drawing-based specification. Material, grade, finish, tolerances, inspection and documentation requirements can be added to the manufacturing inquiry.

max = maximum; min = minimum
Unit: mm
| Dimension | d/max | d/min | dc/max | dc/min | h/max | h/min | H/min | H/max |
|---|---|---|---|---|---|---|---|---|
| Φ1 | 1.35 | 1.1 | 2.8 | 2.2 | 0.22 | 0.18 | 0.35 | 0.7 |
| Φ1.2 | 1.55 | 1.3 | 3.3 | 2.7 | 0.22 | 0.18 | 0.35 | 0.7 |
| Φ1.4 | 1.75 | 1.5 | 3.3 | 2.7 | 0.27 | 0.23 | 0.4 | 0.8 |
| Φ1.6 | 2.05 | 1.8 | 4.375 | 3.625 | 0.27 | 0.23 | 0.45 | 0.9 |
| Φ1.7 | 2.05 | 1.8 | 4.375 | 3.625 | 0.27 | 0.23 | 0.45 | 0.9 |
| Φ1.8 | 2.15 | 1.9 | 4.375 | 3.625 | 0.27 | 0.23 | 0.45 | 0.9 |
| Φ2 | 2.45 | 2.2 | 4.875 | 4.125 | 0.33 | 0.27 | 0.5 | 1 |
| Φ2.3 | 2.75 | 2.5 | 5.375 | 4.625 | 0.33 | 0.27 | 0.5 | 1 |
| Φ2.5 | 3.05 | 2.8 | 5.875 | 5.125 | 0.33 | 0.27 | 0.55 | 1.1 |
| Φ2.6 | 3.05 | 2.8 | 5.875 | 5.125 | 0.33 | 0.27 | 0.55 | 1.1 |
| Φ3 | 3.5 | 3.2 | 6.375 | 5.625 | 0.45 | 0.35 | 0.65 | 1.3 |
| Φ3.5 | 4 | 3.7 | 7.45 | 6.55 | 0.45 | 0.35 | 0.7 | 1.4 |
| Φ4 | 4.6 | 4.3 | 8.45 | 7.55 | 0.55 | 0.45 | 0.8 | 1.6 |
| Φ5 | 5.6 | 5.3 | 10.45 | 9.55 | 0.55 | 0.45 | 0.9 | 1.8 |
| Φ6 | 6.76 | 6.4 | 11.55 | 10.45 | 0.55 | 0.45 | 1.1 | 2.2 |
| Φ7 | 7.76 | 7.4 | 12.55 | 11.45 | 0.55 | 0.45 | 1.2 | 2.4 |
| Φ8 | 8.76 | 8.4 | 15.55 | 14.45 | 0.55 | 0.45 | 1.7 | 3.4 |
| Φ10 | 10.93 | 10.5 | 18.55 | 17.45 | 0.86 | 0.74 | 2 | 4 |
Catalog fasteners commonly specified with this drawing family. Confirm size, material and property class against your project drawing.
DIN 25201Carbon Steel / 8.8 / 10.9 Compatible
DIN 25201 wedge lock washers for anti-loosening structural and machinery joints.
DIN 6797SS304 / SS316 / —
DIN 6797 stainless toothed lock washers in SS304 / SS316.
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