# TDM Brass 121E Screw Nut 3/4 inch

**URL:** https://aio.lv/en/product--tdmbrass-121e34--12504968
**Data updated:** 2026-06-10 09:36 (EEST)
**Category:** Nails, screws, self-tapping screws & dowels
**Manufacturer:** tdm\_brass
**Manufacturer code:** 121E34
**EAN:** 2000511383805
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 3.49 €
**Prices and availability valid until:** 2026-07-26 23:59
**Price without VAT (21%):** 2.88 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--tdmbrass-121e34--12504968

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Thursday | free |
| Pickup points | 07.07.2026 | 1.89 EUR |
| Courier delivery to door | 07.07.2026 | 4.99 EUR |

## Summary description

The TDM Brass 121E screw nut is a high-quality plumbing component designed for secure pipe connections. Featuring a 3/4 inch thread size, this brass fitting ensures durability and reliable performance in water supply and heating systems. It is an essential element for professional installation and maintenance of threaded piping infrastructure, providing a tight and leak-resistant seal in various hydraulic applications.

## Long description

The TDM Brass 121E screw nut is a high-quality plumbing component engineered for secure and reliable pipe connections. Crafted from durable brass, this 3/4 inch threaded fitting is designed to withstand the rigors of daily use in residential and commercial water supply and heating systems. Its robust construction ensures a tight, leak-resistant seal, making it an essential part of any professional plumbing infrastructure.
Advantages
The primary advantage of this brass screw nut lies in its material composition, which offers excellent resistance to corrosion and mechanical wear. The precision-engineered 3/4 inch threads allow for smooth installation and a secure fit, significantly reducing the risk of leaks or connection failures over time. Its compact design makes it highly versatile for various piping configurations, ensuring long-term stability and performance in demanding hydraulic environments.
Suitable for
Water supply systems
Heating and cooling infrastructure
Threaded pipe connections
Plumbing maintenance and repair
When it may not be suitable
This component is not intended for use in high-pressure industrial steam lines or systems involving highly corrosive chemicals that may degrade brass over time. It is also not suitable for applications requiring non-metallic or specialized food-grade materials.
Key specifications
Material: Brass
Thread size: 3/4 inch
Type: Screw nut
Application: Plumbing and heating systems
How to use
To install the TDM Brass 121E screw nut, ensure that the pipe threads are clean and free of debris. Apply an appropriate thread sealant or plumbing tape to the male threads of the pipe to enhance the seal. Thread the nut onto the pipe by hand until it is snug, then use a suitable wrench to tighten it firmly. Avoid overtightening, as this may damage the threads or the fitting.
What to consider before purchase
Verify the thread size of your existing piping matches the 3/4 inch specification.
Ensure compatibility with the material of the pipes being connected to prevent galvanic corrosion.
Check the pressure and temperature ratings of your system to ensure they align with brass fitting capabilities.
Usage recommendations
Regularly inspect the connection for signs of moisture or leaks after installation. If the system is subject to frequent thermal expansion and contraction, perform periodic checks to ensure the nut remains securely tightened.

## FAQ

### How much does the TDM Brass 121E Screw Nut 3/4 inch cost, and is it available for purchase?

The price is 3.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 382 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 Thursday 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/12504968/68845720_large.webp