Engineered for flawless compatibility, INDASCO nuts deliver secure fastening and stability in every application. From machinery to construction, they ensure lasting performance under demanding conditions.
Our nuts are manufactured with strict tolerances to guarantee tight, vibration-resistant joints. INDASCO quality provides consistency, safety, and strength across all industrial environments.
INDASCO nuts ensure dependable fastening for critical projects. With advanced engineering and durable materials, they offer unmatched reliability for automotive, structural, and heavy-duty uses.
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.

DIN 6331 - 2003
Hexagon Collar Nuts with a Height of 1.5d

DIN 6331 - 1991
Hexagon Collar Nuts with a Height of 1.5D

DIN EN 1661 - 1998
Hexagon Nuts with Flange

DIN 6923 - 1983
Hexagon Flange Nuts
![Large Hex Flange Nuts [Table 13] (ASTM A563 / F594 / F467) — ASME Flanged-Collared Hex Nuts, Indasco product N-02-0006](https://indasco.com/wp-content/uploads/2026/09/N-02-0006-Th.jpg)
ASME B 18.2.2 (T13-LHF) - 2022
Large Hex Flange Nuts [Table 13] (ASTM A563 / F594 / F467)
![Large Hex Flange Nuts [Table 12] (ASTM A563 / F594 / F467) — ASME Flanged-Collared Hex Nuts, Indasco product N-02-0005](https://indasco.com/wp-content/uploads/2026/09/N-02-0005-Th.jpg)
ASME B 18.2.2 (T12-LHF) - 2015
Large Hex Flange Nuts [Table 12] (ASTM A563 / F594 / F467)
![Regular Serrated Flange Locknuts [Table 1] (ASTM F2282) — ASME Flanged-Collared Hex Nuts, Indasco product N-02-0004](https://indasco.com/wp-content/uploads/2026/09/N-02-0004-Th.jpg)
ASME B 18.16.4 - 2008
Regular Serrated Flange Locknuts [Table 1] (ASTM F2282)

ASME B 18.16.4 - 2008
Large Serrated Flange Locknuts (ASTM F2282)
![Hex Flange Nuts [Table 12] (ASTM A563 / F594 / F467) — ASME Flanged-Collared Hex Nuts, Indasco product N-02-0002](https://indasco.com/wp-content/uploads/2026/09/N-02-0002-Th.jpg)
ASME B 18.2.2 (T12-HF) - 2015
Hex Flange Nuts [Table 12] (ASTM A563 / F594 / F467)
![Hex Flange Nuts [Table 13] (ASTM A563 / F594 / F467) — ASME Flanged-Collared Hex Nuts, Indasco product N-02-0001](https://indasco.com/wp-content/uploads/2026/09/N-02-0001-Th.jpg)
ASME B 18.2.2 (T13-HF) - 2022
Hex Flange Nuts [Table 13] (ASTM A563 / F594 / F467)