INDASCO products meet international quality standards, providing fasteners trusted across industries worldwide. Certified processes and strict inspections ensure every piece delivers consistent excellence and reliability.
Our high-strength bolts are engineered for heavy-duty applications, supporting massive loads with unmatched safety. From bridges to machinery, INDASCO delivers performance where strength truly matters.
Beyond traditional fasteners, INDASCO focuses on innovative designs and custom solutions tailored to client needs. We combine technology and craftsmanship to deliver smarter fastening systems for modern industries.
Each category level on our website provides a clear structure that helps you navigate smoothly between different product groups. Here, you can view all related subcategories along with the products that belong to them. This approach allows you to quickly identify specifications, explore alternatives, and access technical details without confusion. Whether you are sourcing for a project, comparing standards, or selecting the exact item required, this section gives you a reliable starting point to proceed with confidence.

ASME B 18.2.6 - 2019
Heavy Hex Nuts for Use With Structural Bolts (ASTM A563 / A194 / A194M)

ASME B 18.2.6 - 2010
Heavy Hex Nuts for Use with Structural Bolts (ASTM A 563 / ASTM A 194)

ASME B 18.2.6M - 2012
Metric Heavy Hex Nuts for Use with Structural Bolts (ASTM A563M)
![Heavy Hex Flat Nuts and Heavy Hex Flat Jam Nuts [Table 9] (ASTM A563 / F594 / F467) — ASME Hex Structural Nuts, Indasco product N-03-0002](https://indasco.com/wp-content/uploads/2026/09/N-03-0002-Th.jpg)
ASME B 18.2.2 (T9) - 2015
Heavy Hex Flat Nuts and Heavy Hex Flat Jam Nuts [Table 9] (ASTM A563 / F594 / F467)
![Heavy Hex Flat Nuts and Heavy Hex Flat Jam Nuts [Table 10] (ASTM A563 / F594 / F467) — ASME Hex Structural Nuts, Indasco product N-03-0001](https://indasco.com/wp-content/uploads/2026/09/N-03-0001-Th.jpg)
ASME B 18.2.2 (T10) - 2022
Heavy Hex Flat Nuts and Heavy Hex Flat Jam Nuts [Table 10] (ASTM A563 / F594 / F467)
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