
High-Performance Square Thin Nuts for Secure & Reliable Fastening
April 11, 2026
Ultimate T Slot Nuts Weight Chart – Accurate Sizes & Easy Reference Guide
April 13, 2026In present industrial fastening solutions, 2 Way Lock Nuts are developed to provide excellent locking solutions in a setting where vibration, load variation, and mechanical forces are a continuous complicating factor. The nuts are developed in such a way that they have a two-locking system which provides a firmer grip and does not come loose even in case of constant dynamic conditions. They are vital in the heavy engineering, automotive systems, and structural assemblies industries where the stability of the joints and safety of the operations are essential.
Manufactured using high-strength materials like alloy steel and stainless steel, these fasteners offer excellent resistance to corrosion, fatigue, and mechanical wear. The accuracy of threading and geometrical accuracy will make the load distribution accurate, which will directly lead to the stability of the whole assembly. Due to these needs, companies will opt to get 2 Way Lock Nuts suppliers that can deliver reliably to ensure unlimited consistency and international standards.

High-Strength Material Properties and Performance Advantages
These lock nuts are extremely effective since they provide uniform clamping force in severe conditions. They have high tensile strength, and high hardness optimized; hence they can sustain heavy loads and repeated stress cycles without failure. The material density that normally lies within the range of 7.85 g/cm 3 is noteworthy to the total weight which is a crucial parameter in the engineering calculations.
The other important advantage is that they are not vibrated and that eliminates the chances of loosening rotating or moving assemblies to a serious extent. This is appropriate with them in their use such as gear systems, industrial machines and load bearing buildings where they have to be dependable and have a long life cycle.
Critical Weight Factors That Impact Engineering Design
Weight is not a specification when it comes to fastening systems; it directly influences weight distribution, installation planning, and the structural integrity. The weight of 2 Way Lock Nuts relies on the diameter, thickness and grade of the material used and even minor changes amount to a difference in the overall performance of the system in large scale assemblies.
A clear-cut 2 Way Lock Nuts weight chart is used by engineers to determine the overall load impact, particularly, when working with bulk quantities. The correct weight estimation will lead to a more successful planning of transportation, handling, support system design, and avoid overloading or mechanical structure imbalance problems.

Expanded Weight Chart – Small Size Range (M5 to M12)
Approximate weight in kg per 1000 pieces
| Size | 8 mm | 10 mm | 12 mm | 16 mm | 20 mm |
| M5 | 0.70 | 0.90 | 1.10 | 1.40 | 1.80 |
| M6 | 1.10 | 1.50 | 1.90 | 2.40 | 3.00 |
| M8 | 2.20 | 3.20 | 4.10 | 5.20 | 6.40 |
| M10 | 4.00 | 5.80 | 7.20 | 9.00 | 11.20 |
| M12 | 6.80 | 9.50 | 12.10 | 15.20 | 18.60 |
Small-sized lock nuts are commonly used in precision equipment, compact assemblies, and systems where space and weight optimization are essential for performance.
2 way Lock nuts Materials / Grades
| Materials | Grades |
|---|---|
| Stainless Steel | ASTM / ASME SA 312 GR. TP 304, 304L, 304H, 309S, 309H, 310S, 310H, 316, 316TI, 316H, 316 LN, 317, 317L, 321, 321H, 347, 347 H, 904L |
| High Tensile | 8.8, 10.9, 12.9, 14.9 |
| Duplex Steel | UNS NO S 31803, S 32205, S 32550, S 32750, S 32760 |
| Alloys Steel | ASTM / ASME A/SA 193 / 194 – B 6, B 7 / B 7M, B 16, 2, 2HM, 2H, GR 6, B 7, B 7M |
| Nickel Alloys | Nickel Alloys 200, Nickel Alloys 201 |
| Hastelloy | Hastelloy C-22, Hastelloy C-276, Hastelloy C-2000, Hastelloy C-4, Hastelloy X, Hastelloy B, Hastelloy N, Hastelloy G |
| Inconel | Inconel 600, Inconel 601, Inconel 625, Inconel 625LCF, Inconel 686, Inconel 718, Inconel 800, Inconel 825, Inconel X-750, Inconel 690, Inconel 602, Inconel 617, Inconel 925, Inconel A-289, Inconel AL-6XN, AL-904L |
Mid-Range Performance Balance for Industrial Applications
Medium lock nuts are also common since they provide a good compromise between strength and manageable weight that can be easily handled. These clamps play a crucial role in applications that demand durability and convenience of installing. Their larger size increases load bearing capacity without compromising on assembly design flexibility.
These lock nuts are used in industrial applications like processing plants, automotive systems and fabrication units to provide stable fastening despite varying loads. They are a reliable option when it comes to medium-duty operations because of their capability to sustain torque in stressful situations.
Expanded Weight Chart – Medium Size Range (M14 to M24)
Approximate weight in kg per 100 pieces
| Size | 20 mm | 30 mm | 40 mm | 50 mm | 60 mm |
| M14 | 1.20 | 1.80 | 2.40 | 3.10 | 3.90 |
| M16 | 1.80 | 2.60 | 3.50 | 4.50 | 5.60 |
| M18 | 2.60 | 3.80 | 5.10 | 6.60 | 8.10 |
| M20 | 3.60 | 5.20 | 7.00 | 9.00 | 11.20 |
| M24 | 6.50 | 9.50 | 12.80 | 16.30 | 20.10 |
Heavy-Duty Strength for Structural and Load-Bearing Systems
Big lock nuts are important in high-load conditions to ensure structural integrity and durability. These elements are unique to resist extreme forces, vibration and environmental stressful conditions without affecting the performance. They are well built and provide good clamping force and can be used in infrastructure projects, heavy machinery and industrial structures where failure is not an option.

Expanded Weight Chart – Large Size Range (M27 to M48)
Approximate weight in kg per 100 pieces
| Size | 40 mm | 60 mm | 80 mm | 100 mm | 120 mm |
| M27 | 8.50 | 12.50 | 16.80 | 21.20 | 26.00 |
| M30 | 11.50 | 16.80 | 22.50 | 28.60 | 35.00 |
| M36 | 18.00 | 29.50 | 38.80 | 48.50 | 58.90 |
| M42 | 28.50 | 45.20 | 58.90 | 73.50 | 88.00 |
| M48 | 40.00 | 62.80 | 81.20 | 100.50 | 120.80 |
Conclusion
To select the appropriate fastening solution, it is essential to have a clear knowledge of mechanical performance and weight impact. The 2 Way Lock Nuts offer a strong combination of secure locking, high-strength, and reliability, which would be applicable to a variety of industrial applications.
With a systematic 2 Way Lock Nuts weight chart, engineers are able to make sure that the calculations on the loads are accurate, the design is efficient and the cost of the project is effective. Collaborating with a reliable 2 Way Lock Nuts supplier will additionally ensure the maintenance of quality and reliable operation, which will lead to success in the challenging industrial setting, in the long term.
