# Air compressor accessory Proline V31AC-66321 — 1 piece (compatible fittings/component)

**URL:** https://aio.lv/en/product--proline-v31ac-66321--11737065
**Data updated:** 2026-03-08 13:39 (EET)
**Category:** Air Compressors
**Manufacturer:** Proline
**Manufacturer code:** V31AC-66321
**EAN:** 5903755663214
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 8.49 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 7.02 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--proline-v31ac-66321--11737065

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 06.07.2026 | free |
| Pickup points | 09.07.2026 | 1.99 EUR |
| Courier delivery to door | 09.07.2026 | 4.99 EUR |

## Summary description

Proline V31AC-66321 is a single-piece air compressor accessory supplied in a pack of 1. Designed as a replacement or supplementary component for pneumatic systems, it serves for connections, fittings or specific compressor add-on needs. The product is suitable for maintenance, repair or extension of air compressor setups where the matching Proline accessory is required.

## Long description

Proline V31AC-66321 is a single-piece air compressor accessory supplied as one component intended for use with pneumatic systems. It functions as a compatible fitting or component for connections and add-on applications, suitable for maintenance, repair, or extension of existing air compressor setups where a matching Proline accessory is required.
Advantages
This Proline accessory offers a compact, single-piece design that simplifies installation and replacement tasks. Manufactured to fit typical compressor connection points, it reduces downtime during maintenance and helps restore or expand pneumatic functionality without requiring complex modifications. The component's compatibility focus allows it to integrate with standard fittings and related compressor accessories.
Suitable for
Replacement part for worn or damaged compressor fittings
Supplementary component when extending compressed air lines
Routine maintenance and service of pneumatic tools and systems
Temporary repairs to restore compressor connectivity
Key specifications
Quantity: 1 piece per pack
Type: compatible fitting/component for air compressors
Design: single-piece construction for straightforward installation
Application: connections, fittings, and add-on use in pneumatic systems
How to use
Before installation, verify that the accessory matches the connection type and size on your compressor or pneumatic line. Isolate the air supply and depressurize the system according to safety procedures. Remove the old or damaged component if present, then position the Proline accessory into the corresponding fitting and secure it using the appropriate tightening method for your system (threading, clamp, or push-fit, as applicable). After installation, gradually restore pressure and check for leaks at the connection points. If any leakage or improper seating is detected, depressurize and re-seat or re-tighten the component.
Usage recommendations
Use suitable sealing materials or thread tape where applicable, follow the compressor manufacturer's recommendations for compatible parts, and perform a leak test after installation. For safety, always depressurize the system before replacing fittings and wear appropriate protective equipment when servicing pneumatic equipment.

## Specifications

| Feature | Value |
|---|---|
| Quantity per pack | 1 pc(s) |

## FAQ

### How much does the Air compressor accessory Proline V31AC-66321 cost, and is it available for purchase?

The price is 8.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 200 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 06.07.2026 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 Proline 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 Proline 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/11737065/67164900_large.webp