Air compressor accessory Proline 66312

Name: Air compressor accessory Proline 66312 5663122
Brand: Proline
SKU: 10786464
Price: 3.49 EUR
Availability: InStock

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Air compressor accessory Proline 66312 — connecting thread 1/2"

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Short description

Connecting thread Proline 66312 is an accessory for air compressors featuring a 1/2" thread size. Manufactured by Proline (MPN 5663122, EAN 5903755663122), it provides a threaded connection point for hoses, fittings or tools compatible with 1/2" fittings. Suitable for workshop and professional pneumatic setups where a reliable 1/2" threaded joint is required.

Available at price 3.49 €: 44 pcs.

Total available for order: 244 pcs.

Warranty: 2 Years

SKU: 10786464

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Deliver the order:

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to the Customer Service Center at Kengaraga 2b, Riga

18.06.2026 {{selectedOffer.officeDeliveryString}}

free

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Customer service center

2b. Kengaraga str., Riga, Latvia, LV-1063

18.06.2026 {{selectedOffer.officeDeliveryString}}

free

Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!

25.06.2026 {{selectedOffer.courierDeliveryString}}

From 4.99 €

Parcel couriers

Latvijas Pasts pakomāts / Unisend / DPD Paku skapis / Omniva / Venipak Pickup / Venipak Locker / Latvijas Pasts nodaļa

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From 1.99 €

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Payment Methods:

Bank transfer, Bank cards on-line, Apple Pay, Google Pay

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Product information

Description

Proline quick connector with external thread is designed for connecting pneumatic system components, providing a fast and secure connection between air supply parts. The connector features a 1/2" external thread and is manufactured from quality materials to ensure durability and resistance to high pressure.

Advantages

The Proline quick connector offers a rapid coupling mechanism that simplifies installation and replacement of pneumatic lines. Its 1/2" external thread provides compatibility with standard fittings, while the robust construction increases service life and reliability under repeated use and pressure exposure.

Suitable for

Connecting hoses and fittings in compressed air systems
Workshop air tools and pneumatic equipment
Repair and maintenance tasks in automotive and industrial settings

Key specifications

Brand: Proline
Model / MPN: 5663122
EAN: 5903755663122
Thread type: external (male)
Thread size: 1/2"
Application: pneumatic systems, air supply connections

How to use

Ensure the air supply is switched off and depressurized before installation. Screw the 1/2" external threaded connector into the matching female port or adapter until hand-tight, then secure with a suitable wrench if required. Connect the mating quick-coupling or hose and verify a tight seal. After installation, pressurize the system and check for leaks.

Usage recommendations

Use compatible 1/2" female fittings and follow manufacturer safety guidelines. Regularly inspect the connector and surrounding seals for wear or damage and replace if leaks or deformation are detected.

All features

Connecting thread:: 1/2
Quantity per pack:: 1 pc(s)

Description

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Warehouse	Stock	Delivery to the store	Store Price
WH189	44	18.06.2026 Best delivery	3.49 € Best price
WH355	200	02.07.2026	4.99 €

3.49 €

Stock: 44

Delivery Date: 18.06.2026 Best delivery

Warehouse: WH189

4.99 €

Stock: 200

Delivery Date: 02.07.2026

Warehouse: WH355

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Customer questions

FAQ

How much does the Air compressor accessory Proline 66312 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 — 244 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 18.06.2026 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 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. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

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