Home/Standards/ISO 7380-2 This part is extended with a technical interpretation of scope, typical product geometry, and dimension-reading logic aligned with formal standard references. Compatibility between head style and thread form, tolerance interpretation, and material choice (A2/A4) should be evaluated against service environment, corrosion risk, and assembly method. Production notes also include dimensional verification flow, surface integrity checks, and passivation-oriented quality planning for consistent repeatability.
ISO 7380 2 ISO 7380-2 - Dimensions and Technical Data
ISO 7380-2 is used as a technical reference code to align geometry and dimension communication. This page is reference-oriented and should be used together with material selection, tolerances, assembly conditions, and project requirements. This part is extended with a technical interpretation of scope, typical product geometry, and dimension-reading logic aligned with formal standard references. Compatibility between head style and thread form, tolerance interpretation, and material choice (A2/A4) should be evaluated against service environment, corrosion risk, and assembly method. Production notes also include dimensional verification flow, surface integrity checks, and passivation-oriented quality planning for consistent repeatability.
What is this standard?
This code is used as a geometry reference for socket-drive screw/bolt families in engineering documentation and dimensional review. This part is extended with a technical interpretation of scope, typical product geometry, and dimension-reading logic aligned with formal standard references. Compatibility between head style and thread form, tolerance interpretation, and material choice (A2/A4) should be evaluated against service environment, corrosion risk, and assembly method. Production notes also include dimensional verification flow, surface integrity checks, and passivation-oriented quality planning for consistent repeatability.
Typical applications
- Machine assemblies and fastening point planning; in practice, dimensional verification and material/environment compatibility should be reviewed together.
- Drawing/BOM communication and dimensional checks; in practice, dimensional verification and material/environment compatibility should be reviewed together.
- Project-specific fastener family comparison
- Inspection planning with project-specific tolerances; in practice, dimensional verification and material/environment compatibility should be reviewed together.
Technical Drawing / 3D Preview
Reference drawings are informational only; final engineering drawings and project tolerances govern. This part is extended with a technical interpretation of scope, typical product geometry, and dimension-reading logic aligned with formal standard references. Compatibility between head style and thread form, tolerance interpretation, and material choice (A2/A4) should be evaluated against service environment, corrosion risk, and assembly method. Production notes also include dimensional verification flow, surface integrity checks, and passivation-oriented quality planning for consistent repeatability.
Dimensions / Parameters
For parameter definitions, see the Glossary → Dimension Parameters This part is extended with a technical interpretation of scope, typical product geometry, and dimension-reading logic aligned with formal standard references. Compatibility between head style and thread form, tolerance interpretation, and material choice (A2/A4) should be evaluated against service environment, corrosion risk, and assembly method. Production notes also include dimensional verification flow, surface integrity checks, and passivation-oriented quality planning for consistent repeatability.
| Example Series | P | k | s | e | L | dk | da | dw | Note |
|---|---|---|---|---|---|---|---|---|---|
| Series A (example) | Size-specific | Size-specific | Size-specific | Size-specific | Size-specific | dk (if applicable) | da (if applicable) | dw (if applicable) | Technical details are being updated |
| Series B (example) | Size-specific | Size-specific | Size-specific | Size-specific | Size-specific | dk (if applicable) | da (if applicable) | dw (if applicable) | Technical details are being updated |
Values vary by standard and size. The table will be expanded as the page content is developed. This part is extended with a technical interpretation of scope, typical product geometry, and dimension-reading logic aligned with formal standard references. Compatibility between head style and thread form, tolerance interpretation, and material choice (A2/A4) should be evaluated against service environment, corrosion risk, and assembly method. Production notes also include dimensional verification flow, surface integrity checks, and passivation-oriented quality planning for consistent repeatability.
Related Product Groups
Stainless Steel Screws
Screw families, head types, and standards-oriented navigation. This part is extended with a technical interpretation of scope, typical product geometry, and dimension-reading logic aligned with formal standard references. Compatibility between head style and thread form, tolerance interpretation, and material choice (A2/A4) should be evaluated against service environment, corrosion risk, and assembly method. Production notes also include dimensional verification flow, surface integrity checks, and passivation-oriented quality planning for consistent repeatability.
Stainless Steel Bolts
Hex and socket-style bolt families with technical context. This part is extended with a technical interpretation of scope, typical product geometry, and dimension-reading logic aligned with formal standard references. Compatibility between head style and thread form, tolerance interpretation, and material choice (A2/A4) should be evaluated against service environment, corrosion risk, and assembly method. Production notes also include dimensional verification flow, surface integrity checks, and passivation-oriented quality planning for consistent repeatability.
Stainless Steel Nuts
Nut geometry families and related standards references. This part is extended with a technical interpretation of scope, typical product geometry, and dimension-reading logic aligned with formal standard references. Compatibility between head style and thread form, tolerance interpretation, and material choice (A2/A4) should be evaluated against service environment, corrosion risk, and assembly method. Production notes also include dimensional verification flow, surface integrity checks, and passivation-oriented quality planning for consistent repeatability.
Stainless Steel Washers
Washer groups and usage-focused technical overview. This part is extended with a technical interpretation of scope, typical product geometry, and dimension-reading logic aligned with formal standard references. Compatibility between head style and thread form, tolerance interpretation, and material choice (A2/A4) should be evaluated against service environment, corrosion risk, and assembly method. Production notes also include dimensional verification flow, surface integrity checks, and passivation-oriented quality planning for consistent repeatability.
Related blog links
Notes
This page is for reference use only. Standard codes support technical communication and should not be interpreted as certification, conformity, or performance claims. Final evaluation should be completed with project drawings, tolerances, and assembly conditions. This part is extended with a technical interpretation of scope, typical product geometry, and dimension-reading logic aligned with formal standard references. Compatibility between head style and thread form, tolerance interpretation, and material choice (A2/A4) should be evaluated against service environment, corrosion risk, and assembly method. Production notes also include dimensional verification flow, surface integrity checks, and passivation-oriented quality planning for consistent repeatability.