5/8" 11 TPI UNC Imperial Coarse Nyloc Nut Grade 8 Zinc
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Free Shipping
Estimated Delivery Time
For an estimated delivery time, please visit the product page of the item you wish to purchase. Enter your postcode into the "When will I receive this item?" section to receive a tailored delivery estimation. Please note that these estimates can vary based on stock availability, shipping conditions, and other variables.
Free Shipping
Every order will automatically receive free standard shipping, ensuring you get your items without any additional cost.
Free Express Shipping
For fasteners and body lift kits: Orders over $50 qualify for free express shipping, with an estimated delivery timeframe of 1-4 business days.
For automotive products: Express shipping is not free and will be calculated at checkout.
Next Business Day Delivery
Next business day delivery is available for selected postcodes and is subject to AusPost terms and conditions. Please refer to the table below for eligible postcodes:
| City/State | Eligible Postcodes |
| Canberra | 0200-0250, 2600-2620, 2900-2914 |
| Sydney | 1000-1920, 2000-2249, 2555-2574, 2740-2786 |
| Melbourne | 3000-3207, 3340-3341, 3750, 3755-3757, 8000-8785 |
| Brisbane | 4000-4209, 9016-9019 |
| Gold Coast | 2484-2490, 4210-4275, 9726 |
| Adelaide | 5000-5171, 5800-5950 |
| Perth CBD | 6000-6005, 6800-6899 |
| Tasmania | 7000-7019, 7050-7053, 7055, 7248-7251, 7253, 7258, 7261, 7267, 7275-7300, 7306, 7310, 7311-7315, 7320-7322, 7325, 7800-7899 |
Same-day Dispatch
DMS Fasteners aims to dispatch all weekday orders placed before 12:00 PM (AEST during standard time or AEDT during daylight saving time) on the same day.
Order Tracking
Once your order has been dispatched from our warehouse, you will receive an email notification containing your shipment tracking information. This allows you to monitor your package's journey and get a clear estimate of its arrival.
International Shipping Policy
Please be aware that international shipments may be subject to import duties, taxes, and customs processing fees, which are levied once the package reaches its destination country. These charges are the responsibility of the recipient and are not included in our shipping fees.
Important Notes
While we strive to provide accurate delivery estimates, please be aware that delays can occur due to factors such as stock availability, shipping conditions, and other unforeseen variables. We appreciate your understanding and patience in such situations.
Additionally, please note that tracking information may or may not be provided depending on the item purchased. If tracking is available, you will receive an email notification with your shipment tracking details once your order has been dispatched.
No Deadline Returns
No Deadline Returns
Unlimited Returns with Full Store Credit
While we offer an unlimited timeframe to return your items, please note that all returns will be refunded as store credit equivalent to the full order value. This helps us maintain our high standards of quality and service. Please note that cancellations will also be treated as returns and will be refunded as store credit.
Return Conditions
To be eligible for a return, your item must be in the same condition you received it-unused, uninstalled, and in its original packaging. You’ll also need the receipt or proof of purchase.
Start Your Return
- Self-Serve Returns (For Registered Customers): If you have a customer account, you can initiate a return directly through our self-serve returns portal. This streamlined process is quick and easy.
- Via Email: If you don’t have a customer account, no problem! Just email us at info@dmsfasteners.com.au to start your return process.
Please note, the buyer is responsible for the return shipping label and associated costs.
Return Process
Once your return request is accepted, we will provide you with instructions on how and where to send your package. Please remember, items sent back to us without first requesting a return will not be accepted.
Damages and Issues (30 days)
Upon receiving your order, please inspect it and contact us within 30 days if the item is defective, damaged, or if you receive the wrong item. We will evaluate the issue and work promptly to resolve it.
Exchanges
To exchange an item, return the original item, and once the return is accepted, you can make a separate purchase for the new item.
Refunds
After we receive and inspect your return, we will inform you whether the refund was approved or not. Approved refunds will be processed, and a credit will automatically be applied to your original method of payment within 5 business days. Note that it may take some time for your bank or credit card company to process and post the refund.
If more than 15 business days have passed since we approved your return, please contact us at info@dmsfasteners.com.au.
Initiate A Return
To initiate a return, please sign into your account and open a return ticket:
Initiate a Return
| Type | : | Nuts |
| System of Measurement | : | Imperial |
| Nut Style | : | Nyloc |
| Nut Size | : | 5/8" |
| Coarse/Fine | : | Coarse |
| Pitch | : | 11 TPI |
| Grade/Class | : | Grade 8 |
| Finish | : | Zinc Plated |
| Disclaimer | : | This information is provided for general informational purposes only. While efforts have been made to ensure accuracy and reliability, it is offered without warranty. Consultation with professionals or experts is advisable for specific situations. The authors, publishers, and distributors bear no responsibility for errors, omissions, or actions based on this information. Users assume all associated risks, and reliance on any part of the content is at the user's own risk. |
Grade 8 Imperial Coarse and Fine Nyloc Nuts for High-Strength Applications
Introducing our premium selection of Grade 8 Imperial Coarse and Fine Nyloc Nuts, crafted to deliver unmatched fastening security for a broad spectrum of applications. Ideal for use in high-stress environments such as automotive, heavy machinery, and structural projects, these nyloc nuts are designed to ensure a steadfast hold that resists loosening under vibration and dynamic loads.
Product Features:
- Comprehensive Imperial Size Range: Available in sizes 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", and 1-1/2", catering to diverse fastening needs across various industries.
- Varied Thread Pitches for Precision Fastening: Featuring thread pitches of 7 TPI, 8 TPI, 9 TPI, 10 TPI, 11 TPI, 12 TPI, 13 TPI, 14 TPI, 16 TPI, 18 TPI, 20 TPI, 24 TPI, and 28 TPI. TPI, or threads per inch, measures the number of thread peaks along a one-inch length, indicating the fineness or coarseness of the thread.
- Grade 8 Durability: Constructed from medium carbon alloy steel and heat-treated, Grade 8 nyloc nuts offer a minimum tensile strength of 150,000 psi. This high-strength grade is suitable for applications requiring robust fastening solutions that can withstand heavy loads and high torque.
- Zinc Plated Finish: Provides excellent corrosion resistance with a bright, protective zinc coating. This finish enhances the nut's durability and resistance to environmental factors, making it suitable for both indoor and outdoor applications.
Specifications:
- Imperial Sizes: 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-1/2"
- Thread Pitches: 7 TPI, 8 TPI, 9 TPI, 10 TPI, 11 TPI, 12 TPI, 13 TPI, 14 TPI, 16 TPI, 18 TPI, 20 TPI, 24 TPI, 28 TPI
- Material: Medium carbon alloy steel, Grade 8
- Finish: Zinc Plated
Use Cases:
- Automotive Assembly and Repairs: Ideal for securing components in high-performance vehicles where strength and vibration resistance are paramount.
- Heavy Machinery: Perfect for fastening critical parts in heavy machinery, ensuring reliability and safety under high loads.
- Structural Engineering: Provides dependable fastening solutions for structural steelwork, where the integrity of connections is crucial.
- General Industrial Applications: Versatile enough for a wide range of industrial applications where high-strength fastening is necessary.
Our Grade 8 Imperial Coarse and Fine Nyloc Nuts are the ultimate choice for professionals seeking reliable, high-strength fastening solutions. With their specialized nyloc insert, these nuts maintain a secure grip, ensuring your assemblies remain tightly fastened in even the most challenging conditions.
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Over 20,000 Happy Customers Across All Channels
Really good to deal with, one of the best, I will buy again and again, fast shipping times.
There guys were great! Fast to dispatch and followed up with a phone call. Great after sales service and my order was quite small so huge thumbs up from me!
Well priced item. Prompt postage. Great service.
Very happy with my purchase. The screws I bought were good quality and came relatively quickly. DMS have a good range and quantity options to choose from so I will be buying from them again.
Very good value and they arrived in very quick time. It's a lot cheaper and easier than shopping at Bunnings.
