In Stock Best Fittings 1/4" BSP Bonded Seal Washers - 5 Pack
- Designed for 1/4" BSP male threads for reliable sealing in compatible fittings
- Creates a secure, leak-free seal when tightening fittings against a flat surface
- Standard size for airgun cylinder DIN male to hose connections
- Bonded seal construction with metal outer washer and integrated rubber sealing insert
- Suitable for sealing parallel BSP fittings against flat faces
- Helps prevent air leaks in high-pressure charging setups
- Physical thread outside diameter of approximately 1/2" (13.1mm) for correct compatibility
- Ideal replacement washers for maintaining airgun charging equipment
- Supplied in a convenient pack of five for spares or maintenance use
The Best Fittings 1/4" BSP Bonded Seal Washers (5 Pack) are designed to provide a reliable, leak-free seal when connecting 1/4" BSP male fittings to a flat sealing surface. Commonly used on airgun charging cylinders, these bonded seal washers are the standard size used on DIN male to hose connections, making them an essential spare for maintaining your charging equipment.
Manufactured to ensure a secure seal under pressure, each washer combines a durable metal outer ring with an integrated rubber sealing insert, allowing the fitting to compress evenly and prevent air leaks when tightened. This design ensures consistent performance when used with parallel BSP fittings, particularly in high-pressure charging setups.
Each washer is designed to fit 1/4" BSP male threads with a physical thread outside diameter of approximately 1/2" (13.1mm), ensuring compatibility with common airgun charging components. Supplied in a convenient pack of five, they provide a practical solution for maintenance, replacements, or keeping essential spares in your workshop or range kit.
- Designed for 1/4" BSP male threads for reliable sealing in compatible fittings
- Creates a secure, leak-free seal when tightening fittings against a flat surface
- Standard size for airgun cylinder DIN male to hose connections
- Bonded seal construction with metal outer washer and integrated rubber sealing insert
- Suitable for sealing parallel BSP fittings against flat faces
- Helps prevent air leaks in high-pressure charging setups
- Physical thread outside diameter of approximately 1/2" (13.1mm) for correct compatibility
- Ideal replacement washers for maintaining airgun charging equipment
- Supplied in a convenient pack of five for spares or maintenance use
- Best Fittings 1/4" BSP Bonded Seal Washers 5 Pk
Delivery costs & estimated arrival
Find your country below for the delivery charge and how long your order should take to reach you. All orders ship with FedEx. Estimates are in working days and exclude weekends and public holidays.
| Country | Up to 2kg | 2kg – 30kg | Estimated delivery | ||
|---|---|---|---|---|---|
| Order under €350 | Order €350 & over | Order under €350 | Order €350 & over | ||
| Austria | €11.95 | €26.95 | €26.95 | €26.95 | 5-7 working days |
| Belgium | €8.95 | €14.95 | €14.95 | €14.95 | 4-6 working days |
| Bulgaria | €11.95 | €31.95 | €31.95 | €31.95 | 7-9 working days |
| Croatia | €11.95 | €31.95 | €31.95 | €31.95 | 6-8 working days |
| Cyprus | €14.95 | €89.95 | €89.95 | €89.95 | Contact us |
| Czechia | €10.95 | €21.95 | €21.95 | €21.95 | 5-7 working days |
| Denmark | €10.95 | €21.95 | €21.95 | €21.95 | 4-6 working days |
| Estonia | €11.95 | €31.95 | €31.95 | €31.95 | 6-8 working days |
| Finland | €11.95 | €26.95 | €26.95 | €26.95 | 5-7 working days |
| France | €10.95 | €21.95 | €21.95 | €21.95 | 4-6 working days |
| Germany | €8.95 | €14.95 | €14.95 | €14.95 | 5-7 working days |
| Greece | €11.95 | €31.95 | €31.95 | €31.95 | 8-10 working days |
| Hungary | €11.95 | €31.95 | €31.95 | €31.95 | 5-7 working days |
| Ireland | €6.95 | €6.95 | €8.95 | €8.95 | 2-4 working days |
| Italy | €10.95 | €21.95 | €21.95 | €21.95 | 5-7 working days |
| Latvia | €11.95 | €31.95 | €31.95 | €31.95 | 6-8 working days |
| Lithuania | €11.95 | €31.95 | €31.95 | €31.95 | 6-8 working days |
| Luxembourg | €11.95 | €31.95 | €31.95 | €31.95 | 5-7 working days |
| Malta | €14.95 | €89.95 | €89.95 | €89.95 | Contact us |
| Monaco | €10.95 | €21.95 | €21.95 | €21.95 | 4-6 working days |
| Poland | €10.95 | €21.95 | €21.95 | €21.95 | 5-7 working days |
| Romania | €11.95 | €31.95 | €31.95 | €31.95 | 6-8 working days |
| Slovakia | €11.95 | €31.95 | €31.95 | €31.95 | 5-7 working days |
| Slovenia | €11.95 | €31.95 | €31.95 | €31.95 | 6-8 working days |
| Spain | €11.95 | €26.95 | €26.95 | €26.95 | 5-7 working days |
| Sweden | €11.95 | €26.95 | €26.95 | €26.95 | 5-7 working days |
Returns & withdrawal
Which option you use depends on why you are sending the item back.
Changed your mind?
You have 14 days from receiving your order to withdraw from your purchase. Use our Withdrawal from Contract form to tell us. It is the quickest way, and we will then email you a free returns label.
If you would rather post the item back yourself to our returns address in Ireland, you pay the postage. Full details are on our Returns page.
Withdrawal from ContractFaulty, damaged or wrong item?
If your item arrived faulty, damaged or not what you ordered, please follow the steps on our Returns page. We cover the cost of returning these items.
Full details of all our return options are on that page.
Returns pageDelivery prices are shown in euros and confirmed at checkout.

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