433-1
For 433-1, fastener description is Product grade A washers with a hardness up to 250 HV, designed for use with cheese head screws; iso equivalent is 7092; interchangeability is Pyramid diamond hardness 140 HV cancelled; rating changed; modification notes is Pyramid diamond hardness 140 HV cancelled; rating changed, verified against its source on 2026-08-12.
- DIN standard
- 433-1 verified
- Fastener description
- Product grade A washers with a hardness up to 250 HV, designed for use with cheese head screws verified
- ISO equivalent
- 7092 verified
- Interchangeability
- Pyramid diamond hardness 140 HV cancelled; rating changed verified
- Modification notes
- Pyramid diamond hardness 140 HV cancelled; rating changed verified
What the source says
Product grade A washers with a hardness up to 250 HV, designed for use with cheese head screws | 433-1 | 7092 | | | 7092 | 2000-11 | Plain washers – Small series, Product grade A | Pyramid diamond hardness 140 HV cancelled; rating changed |
— fullerfasteners.com, retrieved 2026-08-12
Sources disagree
More than one authority states this, and they do not state the same thing. Both are reproduced with the source each came from — deciding between them is yours, not ours.
Fastener description
fullerfasteners.com says fastener description is Product grade A washers with a hardness up to 250 HV, designed for use with cheese head screws, as of 2026-08-12.
Product grade A washers with a hardness up to 250 HV, designed for use with cheese head screws | 433-1 | 7092 | | | 7092 | 2000-11 | Plain washers – Small series, Product grade A | Pyramid diamond hardness 140 HV cancelled; rating changed |
https://fullerfasteners.com/tech/din-iso-en-crossover-chart/
trfastenings.com says fastener description is Product grade A washers - with a hardness up to 250 HV designed for use with cheese head screws, as of 2026-08-12.
DIN 433-1 | ISO 7092 | | Product grade A washers - with a hardness up to 250 HV designed for use with cheese head screws |
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
Sources
- fullerfasteners.comhttps://fullerfasteners.com/tech/din-iso-en-crossover-chart/
- trfastenings.comhttps://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards