# TDM Brass 1/2 inch Locknut

**URL:** https://aio.lv/en/product--tdmbrass-120en12--12503080
**Data updated:** 2026-06-10 09:25 (EEST)
**Category:** Nails, screws, self-tapping screws & dowels
**Manufacturer:** tdm\_brass
**Manufacturer code:** 120EN12
**EAN:** 2000109701936
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 0.99 €
**Prices and availability valid until:** 2026-07-15 23:59
**Price without VAT (21%):** 0.82 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--tdmbrass-120en12--12503080

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 22.06.2026 | free |
| Pickup points | 29.06.2026 | 1.99 EUR |
| Courier delivery to door | 29.06.2026 | 4.99 EUR |

## Summary description

The TDM Brass 1/2 inch locknut is a reliable plumbing fitting designed for securing threaded connections in water supply and heating systems. Made from high-quality brass, this component ensures a tight, leak-proof seal and long-lasting durability. It is suitable for professional plumbing installations and DIY repairs, providing a secure fit for standard 1/2-inch pipe threads.

## Long description

The TDM Brass 1/2 inch locknut is a robust plumbing component engineered to provide a secure and reliable fastening for threaded connections within water supply and heating infrastructure. Manufactured from high-quality brass, this locknut offers exceptional resistance to corrosion and mechanical wear, ensuring that your pipe assemblies remain stable and leak-free over extended periods of operation. Its precise threading is designed to match standard 1/2-inch pipe fittings, making it an essential element for maintaining the integrity of plumbing systems in both residential and commercial environments.
Advantages
The primary benefit of using this brass locknut lies in its material composition, which provides superior durability compared to plastic or lower-grade metal alternatives. The brass construction ensures excellent thermal stability, making it perfectly suited for heating systems where temperature fluctuations are common. Furthermore, the precise machining of the threads allows for easy installation and a tight grip, which significantly reduces the risk of loosening due to vibration or pressure changes. Its compact design allows for use in tight spaces where larger fittings might be impractical.
Suitable for
Securing threaded pipe connections in water supply lines
Fastening components in residential heating systems
Professional plumbing installations and maintenance
DIY home repair projects involving 1/2-inch piping
When it may not be suitable
This locknut is not intended for use in high-pressure industrial steam systems or environments where the chemical composition of the fluid could cause dezincification of the brass. It is also not compatible with pipe threads that do not meet the standard 1/2-inch sizing specifications.
Key specifications
Material: High-quality brass
Thread size: 1/2 inch
Application: Water supply and heating systems
Design: Standard hexagonal locknut
How to use
To install the TDM Brass 1/2 inch locknut, first ensure that the pipe threads are clean and free of debris. Slide the locknut onto the threaded end of the pipe or fitting. If necessary, apply appropriate thread sealant or PTFE tape to the male threads before screwing the locknut into place. Tighten the nut using a suitable wrench, ensuring it is snug against the mating surface to create a secure seal. Avoid overtightening, as this can damage the threads or the fitting.
What to consider before purchase
Verify that your pipe system utilizes standard 1/2-inch threading
Check the compatibility of brass with your specific fluid type
Ensure you have the correct wrench size for installation
Usage recommendations
For optimal performance and to prevent potential leaks, always inspect the condition of the existing pipe threads before installation. If the threads are worn or damaged, the locknut may not provide a secure seal regardless of how tightly it is fastened.

## FAQ

### How much does the TDM Brass 1/2 inch Locknut cost, and is it available for purchase?

The price is 0.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 555 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 22.06.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All tdm\_brass products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized tdm\_brass service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/12503080/68842712_large.webp