SPEC-001 |
General tolerances declared (ISO 2768-1/-2 or equivalent) |
major |
Deterministic |
Drawing |
REF-GPS-3, REF-GPS-4 |
SPEC-002 |
GPS fundamentals declared (defaults/interpretation consistent with ISO 8015 framework) |
major |
Deterministic |
Drawing |
REF-GPS-1 |
SPEC-003 |
Units shown (mm/in) and consistent across drawing |
major |
Deterministic |
Drawing |
REF-GPS-1 |
SPEC-004 |
Projection method shown (1st/3rd angle) if multi-view drawing |
major |
Deterministic |
Drawing |
REF-GPS-1 |
SPEC-005 |
Material specified (grade + condition/heat treat if relevant) |
major |
Deterministic |
Drawing |
REF-GPS-1 |
SPEC-006 |
Surface texture requirement present where function-critical |
critical |
Deterministic |
Drawing |
REF-GPS-5 |
SPEC-007 |
Surface texture symbol includes parameter value (e |
major |
Deterministic |
Drawing |
REF-GPS-5 |
SPEC-008 |
“Deburr/break edges” requirement present if sharp edges unacceptable |
major |
Deterministic |
Drawing |
REF-GPS-1 |
SPEC-009 |
Critical features have explicit tolerances (don’t rely only on general tolerances) |
critical |
Deterministic |
Drawing |
REF-GPS-3 |
SPEC-010 |
GD&T frames use valid symbols and datums |
major |
Deterministic |
Drawing |
REF-GPS-1 |
SPEC-011 |
Datum references exist on actual features (not “floating” letters) |
major |
Deterministic |
Drawing |
REF-GPS-2 |
SPEC-012 |
Thread callouts include tolerance class (e |
major |
Deterministic |
Drawing, Drawing thread callout |
REF-THR-1 |
SPEC-013 |
Thread callouts include pitch (if not coarse default) and length/depth |
major |
Deterministic |
Drawing, Drawing thread callout |
REF-THR-1 |
SPEC-014 |
Fasteners in BOM include property class (e |
major |
Deterministic |
Drawing, BOM |
REF-BLT-1 |
SPEC-015 |
Torque/clamp requirements specified when joint performance is critical |
critical |
Deterministic |
Drawing |
REF-TOR-1 |
SPEC-016 |
Welds use ISO 2553 symbols (not ambiguous sketches) |
major |
Deterministic |
Drawing, Drawing weld callout |
REF-WLD-1 |
SPEC-017 |
Weld symbol includes size (a/z) and length/intermittent pattern if applicable |
major |
Deterministic |
Drawing, Drawing weld callout |
REF-WLD-1 |
SPEC-018 |
Weld quality level specified when required (B/C/D) |
major |
Deterministic |
Drawing, Drawing weld callout |
REF-WLD-2 |
SPEC-019 |
Weld inspection/testing notes present when specified (NDT, pressure test etc |
major |
Deterministic |
Drawing, Drawing weld callout |
REF-WLD-1, REF-PED-EU |
SPEC-020 |
Coating/finish type and thickness specified when functional (corrosion, hygiene) |
major |
Deterministic |
Drawing |
REF-HYG-1, REF-PED-EU |
SPEC-021 |
Revision + change note present for released drawings |
major |
Deterministic |
Drawing |
REF-MED-QMS, REF-AUTO-QMS |
SPEC-022 |
CTQs flagged (special characteristics) if auto/medical process requires it |
major |
Deterministic |
Drawing |
REF-GM-CSR, REF-AUTO-QMS |
SPEC-023 |
Inspection method expectation indicated for hard-to-measure GD&T |
major |
Deterministic |
Drawing |
REF-GPS-2 |
SPEC-024 |
Surface finish + tolerance not contradictory (e |
major |
Deterministic |
Drawing |
REF-GPS-5 |
SPEC-025 |
Assembly drawing includes BOM + callouts for joining method |
major |
Deterministic |
Drawing, BOM, Assembly |
REF-DFA-1 |