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.
![Hex Thick Slotted Nuts [Table7] (ASTM A563 / F594 / F467) — ASME Slotted Nuts, Indasco product N-07-0009](https://indasco.com/wp-content/uploads/2026/09/N-07-0009-Th.jpg)
ASME B 18.2.2 (T7) - 2015
Hex Thick Slotted Nuts [Table7] (ASTM A563 / F594 / F467)
![Heavy Hex Slotted Nuts [Table 12] (ASTM A563 / F594 / F467) — ASME Slotted Nuts, Indasco product N-07-0008](https://indasco.com/wp-content/uploads/2026/09/N-07-0008-Th.jpg)
ASME B 18.2.2 (T12) - 2022
Heavy Hex Slotted Nuts [Table 12] (ASTM A563 / F594 / F467)
![Heavy Hex Slotted Nuts [Table 11] (ASTM A563 / F594 / F467) — ASME Slotted Nuts, Indasco product N-07-0007](https://indasco.com/wp-content/uploads/2026/09/N-07-0007-Th.jpg)
ASME B 18.2.2 (T11) - 2015
Heavy Hex Slotted Nuts [Table 11] (ASTM A563 / F594 / F467)
![Hex Thick Slotted Nuts [Table8] (ASTM A563 / F594 / F467) — ASME Slotted Nuts, Indasco product N-07-0006](https://indasco.com/wp-content/uploads/2026/09/N-07-0006-Th.jpg)
ASME B 18.2.2 (T8) - 2022
Hex Thick Slotted Nuts [Table8] (ASTM A563 / F594 / F467)
![Hex Slotted Nuts [Table5] (ASTM A563 / F594 / F467) — ASME Slotted Nuts, Indasco product N-07-0005](https://indasco.com/wp-content/uploads/2026/09/N-07-0005-Th.jpg)
ASME B 18.2.2 (T5) - 2015
Hex Slotted Nuts [Table5] (ASTM A563 / F594 / F467)
![Hex Slotted Nuts [Table6] (ASTM A563 / F594 / F467) — ASME Slotted Nuts, Indasco product N-07-0004](https://indasco.com/wp-content/uploads/2026/09/N-07-0004-Th.jpg)
ASME B 18.2.2 (T6) - 2022
Hex Slotted Nuts [Table6] (ASTM A563 / F594 / F467)

ASME B 18.16.6 - 2017
Prevailing Torque All-Metal Type Hex Flange Nuts
![Metric All-metal Prevailing-Torque Hex Nuts - Property Classes 5, 9 and 10 [Table 1] (A563M, F836M, F467M) — Indasco product N-06-0054](https://indasco.com/wp-content/uploads/2026/09/N-06-0054-Th.jpg)
ASME B 18.16M (hex/metal) - 2004
Metric All-metal Prevailing-Torque Hex Nuts - Property Classes 5, 9 and 10 [Table 1] (A563M, F836M, F467M)
![Metric All-metal Prevailing-Torque Hex Flange Nuts - Property Classes 5,9 and 10 [Table 2] — ASME Locking Nuts, Indasco product N-06-0053](https://indasco.com/wp-content/uploads/2026/09/N-06-0053-Th.jpg)
ASME B 18.16.3M (flange/metal) - 1998
Metric All-metal Prevailing-Torque Hex Flange Nuts - Property Classes 5,9 and 10 [Table 2]
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