# 471 — Fastener standard equivalences: DIN to ISO / EN crossover For 471, fastener description is Circlips (retaining rings) for shafts; normal type and heavy type, verified against its source on 2026-08-12. - **DIN standard:** 471 _(verified: appears in the quote below)_ - **Fastener description:** Circlips (retaining rings) for shafts; normal type and heavy type _(verified: appears in the quote below)_ ## What the source says > DIN 471 | | | Circlips (retaining rings) for shafts; normal type and heavy type | ## Source - https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards Last verified: 2026-08-12. Review by: 2028-08-11. Part of [Fastener standard equivalences: DIN to ISO / EN crossover](https://referencesource.org/fastener-thread-standard-equivalence/).