# DIN 128 — DIN / ISO / BS fastener equivalents and the sizes where they are not interchangeable For DIN 128, part is Curved and wave Spring Lock Washers, verified against its source on 2026-08-05. - **DIN standard:** DIN 128 _(verified: appears in the quote below)_ - **Part:** Curved and wave Spring Lock Washers _(verified: appears in the quote below)_ ## What the source says > DIN 128 | | | Curved and wave Spring Lock Washers | ## Source - https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards Last verified: 2026-08-05. Review by: 2029-08-04. Part of [DIN / ISO / BS fastener equivalents and the sizes where they are not interchangeable](https://referencesource.org/fastener-standard-interchangeability-exceptions/).