ISO 10303-242 STEP AP242 model-based 3D
ChangingA new edition or revision is being prepared. Check before you specify.
- Edition
- ISO 10303-242:2025
- Publisher
- ISO
- Part family
- Tolerances & drawings
- Reviewed
- 23 October 2026 · source checked
Is ISO 10303-242 still current?
Yes, but a revision is coming. It is still in use, but a revision is in progress: In progress at ISO: ISO/CD 10303-242 (stage 30.60). The current reference is ISO 10303-242:2025 (MechAtlas review: 23 October 2026). Check the publisher before you specify it.
What it covers
STEP AP242 model-based 3D
Official source
MechAtlas does not reproduce standards. Check the official edition at the publisher's page for ISO 10303-242 or the ISO store.
Open in MechAtlasCheck a drawing callout
Other tolerances & drawings standards
- ISO 129-1 Changing
Dimensioning - ISO 21920-1/-2/-3 Changing
Surface texture profile: drawing indication, parameters, operators - ISO 2768-1 Changing
General tolerances, linear and angular - ASME B46.1 Current
Surface texture (US) - ASME Y14.5 Current
US GD&T - ISO 1101 Current
Form, orientation, location, run-out - ISO 128-1 / -2 / -3 Current
Drawing presentation, lines, views & sections - ISO 22081 Current
General geometrical specifications - ISO 286-1 Current
Limits and fits — fundamentals - ISO 286-1 / -2 Current
Limits and fits: basis; hole/shaft tables - ISO 5457 / 7200 / 7573 Current
Sheet sizes; title block; parts list (BOM) - ISO 5459 / 8015 / 14405-1 / 2692 Current
Datums; GPS fundamentals; linear sizes; MMR/LMR