AS 1112.2 (AS) and ASME/ANSI B 18.2.4.2M (ANSI) are equivalent fastener standards that specify the same or very similar products. Both standards cover 8 fastener types in our database.
AS 1112.2 (AS standard) and ASME/ANSI B 18.2.4.2M (ANSI standard) are equivalent standards that define the same fastener geometry and mechanical requirements. Minor differences may exist in tolerances, marking requirements, or referenced test methods, but the products are interchangeable in most applications. Always verify specific project requirements with your engineer.
| Property | AS 1112.2 | ASME/ANSI B 18.2.4.2M |
|---|---|---|
| Standard Body | AS | ANSI |
| Product Types | 8 fastener types | |
| Interchangeable? | Yes — equivalent standard | |
From: Hexgon Nuts, Style 2 - Product Grade A and B — applies to both AS 1112.2 and ASME/ANSI B 18.2.4.2M
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| (M14) | 4 | 53.8 | 55 | 51.10 | 60.79 | 0.80 | 38.90 | 33.1 | 26.50 | 36.00 | 34.7 |
| M10 | 2.5 | 29.16 | 30 | 27.70 |
Both AS 1112.2 and ASME/ANSI B 18.2.4.2M fasteners are available with various surface treatments. Common options for these standards include:
Request detailed technical specifications, material certifications, and availability information for your application requirements. Our engineering team can provide product recommendations, custom specifications, and technical documentation.
| ✓ |
| ISO Metric Hexagon Nuts, Style 2 - Product Grades A and B | ✓ |
| 32.95 |
| 0.80 |
| 21.60 |
| 19 |
| 15.20 |
| 20.00 |
| 20.3 |
| M12 | 3.5 | 45 | 46 | 42.70 | 50.85 | 0.80 | 32.40 | 27.3 | 21.80 | 30.00 | 28.6 |
| M5 | 1 | 9.78 | 10 | 8.90 | 11.05 | 0.50 | 6.75 | 5.4 | 4.32 | 6.00 | 5.7 |
| M6 | 1.5 | 15.73 | 16 | 14.60 | 17.77 | 0.60 | 10.80 | 8.94 | 7.15 | 10.00 | 9.3 |
| M8 | 2 | 20.67 | 21 | 19.60 | 23.35 | 0.60 | 15.10 | 13.4 | 10.70 | 14.00 | 14.1 |
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