(1)Easy Installation
Installing these Extra Tall Acorn Hex Cap Nuts is easy, even if you’re not a professional. They work with regular hex tools—no special tools needed. Just line up the nut with the bolt’s thread, twist it on, and tighten it well. No complicated steps, no fancy skills required—super easy to put on.
(2)Extra Tall Design for Thread Protection
These nuts feature a practical extra tall build, with a total height 3-5mm higher than standard acorn nuts of the same thread size, making its protective effect far more tangible than ordinary styles. For example, for common M6-M10 thread specifications, standard acorn nuts only cover 60%-70% of the exposed bolt thread, while this tall design wraps up 90% or more of the exposed thread section.
(3)Secure Fit and Anti-Looseness
These nuts stay tightly secured after installation, and this stability comes from their practical structural design, not extra small parts or complex accessories. The wide, flat flange base creates a much larger contact area with the mounting surface than standard acorn nuts, spreading out clamping pressure evenly instead of concentrating it in one small spot. This even pressure distribution boosts friction between the nut, surface and bolt, stopping unwanted rotation or loosening from regular vibration and daily use.
(4)Reusable and Long-Lasting
Another advantage is that they’re reusable. If you need to take them off and reattach them later, they won’t wear out easily. Just make sure to tighten them properly each time, and they’ll keep working as they should. No need to buy new nuts every time you disassemble and reassemble your equipment.
(1)Simple and Practical Packaging
When we package the Extra Tall Acorn Hex Cap Nuts, we keep it simple and practical—no fancy packaging or unnecessary decorations. Each nut is put in a thin plastic bag by itself, just to keep it from getting scratched while being shipped. We don’t use any extra packaging materials; we only use what’s needed to make sure the nuts don’t get damaged. That’s it—no extra stuff, just simple packaging that gets the job done.
(2)Packaging by Order Size
For small orders, we usually pack the Nuts in small plastic bags, and label each bag with the size and quantity. For bulk orders, we use thicker plastic wrap and cartons to avoid damage during delivery. There’s no unnecessary packaging, just enough to keep the nuts safe.
(3)Flexible Shipping Options
In terms of shipping, we arrange delivery according to your needs. If you need fast delivery, we can choose express shipping, but you may need to cover the shipping fee. For regular orders, we use standard logistics, which is more cost-effective.
(4)Quality Check and Tracking
Before we ship the nuts, we’ll check them to make sure there’s no quality problem. Once we send them out, we’ll tell you the tracking number, so you can check where the package is anytime you want. If the package gets damaged while being shipped, we’ll replace the nuts for you for free—no extra charge.
(5)Cost-Effective and Reliable
This way of packing and shipping is simple and doesn’t cost much. It does a good job of protecting the products, so you’ll get the nuts in good shape when they arrive. It fits the actual purchase needs, no extra or exaggerated stuff, just practical and reliable.
| Mon | M4 | M5 | M6 | M8 | M10 | M12 | M14 | M16 | M18 | M20 | M22 |
| P | 0.7 | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 | 2.5 | 2.5 | 2.5 |
| e min | 7.66 | 8.79 | 11.05 | 14.38 | 17.77 | 20.03 | 23.55 | 26.75 | 29.56 | 32.95 | 37.29 |
| h max | 8 | 10 | 12 | 15 | 18 | 22 | 25 | 28 | 32 | 34 | 39 |
| h min | 7.64 | 9.64 | 11.57 | 14.57 | 17.57 | 21.48 | 24.48 | 27.48 | 31 | 33 | 38 |
| k max | 3.2 | 4 | 5 | 6.5 | 8 | 10 | 11 | 13 | 15 | 16 | 18 |
| k min | 2.9 | 3.7 | 4.7 | 6.14 | 7.64 | 9.64 | 10.3 | 12.3 | 14.3 | 14.9 | 16.9 |
| s max | 7 | 8 | 10 | 13 | 16 | 18 | 21 | 24 | 27 | 30 | 34 |
| s min | 6.78 | 7.78 | 9.78 | 12.73 | 15.73 | 17.73 | 20.67 | 23.67 | 26.16 | 29.16 | 33 |
| t max | 5.74 | 7.79 | 8.29 | 11.35 | 13.35 | 16.35 | 18.35 | 21.42 | 25.42 | 26.42 | 29.42 |
| t min | 5.26 | 7.21 | 7.71 | 10.65 | 12.65 | 15.65 | 17.65 | 20.58 | 24.58 | 25.58 | 28.58 |
Q: Are Extra Tall Acorn Hex Cap Nuts compatible with all standard bolt sizes?
A: Yeah, these nuts fit standard bolts as long as the thread sizes match. Like, an M8 Extra Tall Acorn Hex Cap Nut works with M8 bolts—simple as that. The hex head is the right size for standard wrenches, so putting them on is easy. Before you buy ’em, just check the thread size to make sure they fit right and stay tight.