# Foundation Nuts ROSA B-50 (MPN 4006) – steel mounting nuts for anchor bolts

**URL:** https://aio.lv/en/product--rosa-4006--12115114
**Data updated:** 2026-03-20 10:07 (EET)
**Category:** Furniture Accessories
**Manufacturer:** ROSA
**Manufacturer code:** 4006
**EAN:** 5903800032125
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 4.99 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 4.12 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--rosa-4006--12115114

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 03.07.2026 | free |
| Pickup points | 08.07.2026 | 1.99 EUR |
| Courier delivery to door | 08.07.2026 | 4.99 EUR |

## Summary description

ROSA foundation nuts B-50 (MPN 4006) are steel mounting nuts designed for use with anchor bolts in concrete foundations and structural connections. They serve to secure base plates, columns and equipment to foundations, providing reliable fastening and load transfer. Suitable for construction and industrial applications where standard foundation nut geometry and durable steel hardware are required.

## Long description

ROSA foundation nuts B-50 are steel mounting nuts designed for use with anchor bolts in concrete foundations and structural connections. These nuts provide a secure threaded interface to fasten base plates, columns and equipment to foundation anchor bolts, enabling efficient load transfer between structural elements and concrete substrates. The product is intended for standard foundation nut geometry and routine construction or industrial fastening tasks.
Advantages
ROSA B-50 foundation nuts are made of steel, offering mechanical strength and dimensional stability for anchoring applications. Their standardized shape and thread compatibility simplify installation and replacement in typical foundation assemblies. The nuts enable reliable clamping of base plates and structural elements while contributing to consistent load distribution and long-term fastening performance under static conditions.
Suitable for
 Securing base plates of steel columns to concrete foundations
 Anchoring machinery and equipment to foundation anchor bolts
 Industrial and commercial building foundation connections
 Replacement of worn or corroded foundation nuts in maintenance work
Key specifications
 Material: steel
 Geometry: standard foundation nut profile for anchor bolt assemblies
 Function: threaded fastening for load transfer from structural elements to foundations
 Application environment: concrete foundations and structural connections in construction and industrial settings
How to use
Install ROSA B-50 foundation nuts onto the protruding threaded ends of anchor bolts that are fixed in concrete. Position the base plate or structural element over the bolts, then thread the nuts down against the plate or washer and tighten to the required torque specified for the anchor bolt system and structural design. Ensure threads are clean and undamaged before installation and verify alignment of the connected elements. Follow project or manufacturer torque and sequencing instructions to achieve uniform clamping.
Usage recommendations
For reliable long-term performance, check compatibility of nut thread size and pitch with the anchor bolts used and apply appropriate torque values. Consider corrosion protection measures such as galvanizing or coatings when used in exposed or aggressive environments. For critical structural connections, follow applicable design standards and inspection procedures.

## FAQ

### How much does the Foundation nuts ROSA B-50 (4006) cost, and is it available for purchase?

The price is 4.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 89 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 03.07.2026 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 ROSA 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 ROSA 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/12115114/67650364_large.webp