--- product_id: 805985174 title: "Bonded Dowty Washers Imperial BSP – Hydraulic Seals with Nitrile Rubber Insert | High-Pressure Sealing Washers for Hydraulic Fittings (10, 1/2\" BSP)" brand: "ok hydraulics" price: "₩14372" currency: KRW in_stock: true reviews_count: 1 url: https://www.desertcart.kr/products/805985174-bonded-dowty-washers-imperial-bsp-hydraulic-seals-with-nitrile-rubber store_origin: KR region: South Korea --- # Bonded Dowty Washers Imperial BSP – Hydraulic Seals with Nitrile Rubber Insert | High-Pressure Sealing Washers for Hydraulic Fittings (10, 1/2" BSP) **Brand:** ok hydraulics **Price:** ₩14372 **Availability:** ✅ In Stock ## Quick Answers - **What is this?** Bonded Dowty Washers Imperial BSP – Hydraulic Seals with Nitrile Rubber Insert | High-Pressure Sealing Washers for Hydraulic Fittings (10, 1/2" BSP) by ok hydraulics - **How much does it cost?** ₩14372 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/805985174-bonded-dowty-washers-imperial-bsp-hydraulic-seals-with-nitrile-rubber) ## Best For - ok hydraulics enthusiasts ## Why This Product - Trusted ok hydraulics brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Description Imperial BSP Bonded Dowty Seal Washers – Hydraulic Sealing Washers with Nitrile Rubber Insert Ensure a leak-free, high-pressure seal with our Imperial BSP Bonded Dowty Seal Washers . Each washer combines a metal outer ring with a bonded Nitrile (NBR) rubber insert , creating a durable seal that compresses perfectly under pressure to prevent leaks in hydraulic and pneumatic systems. Engineered for professional performance , these washers are ideal for use in hydraulic pumps, brake systems, compressors, oil and fuel lines, and general industrial applications. The Nitrile rubber insert delivers excellent resistance to hydraulic fluids, oils, and fuel, while the metal backing ensures consistent compression and long-term reliability. Whether you’re maintaining heavy machinery, repairing vehicles, or assembling new equipment, these BSP-sized Dowty seals deliver the perfect blend of precision, durability, and performance. Technical Details: Type: Bonded Dowty Seal Washer Sizes: Imperial BSP (various) Material: Steel outer ring with NBR (Nitrile) rubber insert Temperature Range: -30°C to +120°C Application: Hydraulic, pneumatic, oil & fuel systems Why Choose These Washers: ✔ Leak-proof seal under high pressure ✔ Resistant to oils, fuels, and hydraulic fluids ✔ Reusable and long-lasting ✔ Easy to install — no special tools required ✔ Trusted by professionals across industries ## Features - RELIABLE HYDRAULIC SEALING: Designed for high-pressure systems, these Imperial BSP Bonded Dowty Washers provide a secure, leak-free seal between flat-faced hydraulic fittings. - DURABLE NITRILE RUBBER INSERT: Each washer features a bonded NBR (Nitrile) rubber inner seal that resists oil, fuel, and hydraulic fluids — ensuring long-term performance and flexibility. - STRONG METAL CONSTRUCTION: Precision-machined metal outer ring offers superior strength, pressure resistance, and corrosion protection — ideal for demanding industrial and automotive use. - WIDE RANGE OF SIZES AVAILABLE: Available in Imperial BSP sizes to fit standard hydraulic systems, hoses, and fittings. Choose from multiple pack sizes to suit your needs. - IDEAL FOR HYDRAULIC & PNEUMATIC APPLICATIONS: Perfect for use in hydraulic pumps, oil lines, engines, and air systems — trusted by mechanics, engineers, and maintenance professionals worldwide. ## Technical Specifications | Specification | Value | |---------------|-------| | Asin | B0FW5J1TZ1 | | Best Sellers Rank | 43,993 in DIY & Tools (See Top 100 in DIY & Tools) 262 in Washers | | Brand Name | Ok Hydraulics | | Customer Reviews | 5.0 5.0 out of 5 stars (1) 5.0 out of 5 stars | | Fastener Size | Imperial | | Fastener Type | Sealing Washer | | Item Thickness | 19 Centimetres | | Manufacturer | OK Hydraulics | | Manufacturer Part Number | DW Series | | Material Type | Carbon Steel, Nitrile Rubber | | Number Of Items | 10 | | Number Of Pieces | 10 | | Outside Diameter | 14 Centimetres | | Set Name | Pack of 10 Washers | | Size | 1/2" BSP | | Thread Size | 1/2" BSP | | Unit Count | 1.0 count | | Upc | 653748442047 | | Washer Application | Automotive, Industrial, Maintenance | | Washer Compatibility | inch bolts | | Washer Type | Sealing | ## Images ![Bonded Dowty Washers Imperial BSP – Hydraulic Seals with Nitrile Rubber Insert | High-Pressure Sealing Washers for Hydraulic Fittings (10, 1/2" BSP) - Image 1](https://m.media-amazon.com/images/I/61ccO4ZhhGL.jpg) ## Available Options This product comes in different **Size, Number Of Items** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Self centering , so much better than not *by on Reviewed in the United Kingdom 24 May 2026* Does exactly what they are supposed to do.Self centering too --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.kr/products/805985174-bonded-dowty-washers-imperial-bsp-hydraulic-seals-with-nitrile-rubber](https://www.desertcart.kr/products/805985174-bonded-dowty-washers-imperial-bsp-hydraulic-seals-with-nitrile-rubber) --- *Product available on Desertcart South Korea* *Store origin: KR* *Last updated: 2026-10-10*