ISO 7089 Plain washers, normal series, grade A
ChangingA new edition or revision is being prepared. Check before you specify.
- Edition
- ISO 7089:2000
- Publisher
- ISO
- Part family
- Fasteners & threads
- Reviewed
- 27 October 2026 · source checked
Is ISO 7089 still current?
Yes, but a revision is coming. It is still in use, but a revision is in progress. The current reference is ISO 7089:2000 (MechAtlas review: 27 October 2026). Check the publisher before you specify it.
What it covers
Flat washers without chamfer for hex bolts and nuts.
Parts that use ISO 7089
- Flat washer (ISO / EN, main)
Thin flat ring placed under a nut or bolt head to spread load and protect the surface.
Washer ISO 7089 - 12 - 200 HV
Grades: Hardness class 200 HV / 300 HV
Normal series, product grade A, no chamfer.
Official source
MechAtlas does not reproduce standards. Check the official edition at the publisher's page for ISO 7089 or the ISO store.
Open in MechAtlasCheck a drawing callout
Other fasteners & threads standards
- DIN 125-1 Replaced
Washers, product grade A, up to 250 HV - DIN 1481 Replaced
Heavy spring pins (old) - DIN 2999-1 Replaced
Whitworth pipe threads (old) - DIN 6325 Replaced
Hardened parallel pins m6 (old) - DIN 6914 Replaced
HV hex bolts for steel structures (old) - DIN 7 Replaced
Parallel pins (old) - DIN 7337 Replaced
Break mandrel blind rivets (old) - DIN 7991 Replaced
Hexagon socket countersunk head screws - DIN 9021 Replaced
Washers, outside diameter about 3 x thread - DIN 912 Replaced
Hexagon socket head cap screws (ISO 4762 modified) - DIN 913 Replaced
Hexagon socket set screws, flat point (ISO 4026 modified) - DIN 916 Replaced
Hexagon socket set screws, cup point (ISO 4029 modified)