--- product_id: 144830128 title: "240Pcs NBR Metal Sealing Washers" brand: "kootans" price: "HK$452" currency: HKD in_stock: true category: "Kootans" url: https://www.desertcart.hk/products/144830128-240pcs-nbr-metal-sealing-washers store_origin: HK region: Hong Kong --- # Oil & corrosion resistant Heat resistant up to 40°C 240PCS multi-size kit 240Pcs NBR Metal Sealing Washers **Brand:** kootans **Price:** HK$452 **Availability:** ✅ In Stock ## Summary > 🔧 Seal like a pro, leak like a no-show! ## Quick Answers - **What is this?** 240Pcs NBR Metal Sealing Washers by kootans - **How much does it cost?** HK$452 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/144830128-240pcs-nbr-metal-sealing-washers) ## Best For - kootans enthusiasts ## Why This Product - Trusted kootans brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Endure:** NBR bonded with carbon steel for superior heat, oil, and corrosion resistance - • **Versatile Application:** Perfect for automotive, fuel systems, brake lines, and industrial pipelines - • **Effortless Organization:** Labeled sturdy plastic case keeps your workflow smooth and efficient - • **All-in-One Precision Kit:** 240 pieces across 12 metric sizes for every sealing need - • **Pressure-Proof Performance:** Reliable sealing under extreme hydraulic and pneumatic pressures ## Overview The KOOTANS 240PCS NBR Metal Bonded Sealing Washer Assort Kit offers a comprehensive range of 12 metric sizes with durable nitrile rubber bonded to carbon steel. Engineered for high pressure, heat, oil, and corrosion resistance, this kit is ideal for automotive, hydraulic, and industrial sealing applications. Packaged in a convenient labeled case, it ensures quick size selection and long-lasting performance. ## Description KOOTANS 240PCS 12 Sizes NBR Metal Bonded Sealing Washer Assort Kit | Hydralic Oil Resist Rubber Oil Pipe Seal Gasket Set, Metric NBR Metal Combination O-Ring Assortment Kit: desertcart.com: Industrial & Scientific ## Features - MATERIAL: High quanlity NBR ring with carbon steel, good sealing. Anti static, high pressure resistant, oil resistant, corrosion resistant, UV resistant, heat resistant, wear resistant, durable and long service life. Quantity: 12 Sizes,240 Pieces rubber metal combination O Ring gaskets, meet almost all your needs - PRODUCT FEATURE: Reliable low and high pressure sealing, High and low temperature capabilities, Bolt torque is reduced with no loss of tightening load. Bonded washers are used extensively for sealing under the heads of bolts in high pressure applications where coppers washers would be unsuitable. They are often used in hydraulic and pneumatic connections that are subject to extreme pressures - WIDE APPLICATION: Oil pipeline system as a medium, for mechanical device, to prevent oil, fuel, water and gas leakage, etc. Great for high pressure fuel systems, brake caliper banjo bolt, brake master cylinder, fuel line bolts and water line bolts in turbos, automotive replacement drain plug gaskets, etc - EASY TO USE PACKING: All O-rings are stored in a sturdy plastic box with labels, that avoids the trouble of sorting and selecting the size. Variety of thickness and size are all in one box, very convenient to use - INTERNAL DIAMETER: Φ6(6mm), Φ8(8mm), Φ10(10mm), Φ12(12mm), Φ14(14mm), Φ16(16mm), Φ18(18mm), Φ20(20mm), Φ22(22mm), Φ24(24mm), Φ27(27mm), Φ30(30mm). Metric, Please See Picture 2 for Specific Dimensional Size ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07QBNR7B4 | | Best Sellers Rank | #52,993 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #22 in Sealing Washers | | Brand Name | KOOTANS | | Color | 240pcs | | Customer Reviews | 4.6 4.6 out of 5 stars (358) | | Item Diameter | 10 millimeters | | Item Highlight | Hydralic Oil Resist Rubber Oil Pipe Seal Gasket Set, Metric NBR Metal Combination O-Ring Assortment Kit | | Manufacturer | KOOTANS | | Material Type | Nitrile Rubber | | Model | JG1956 | | Nominal Inside Diameter | 6 millimeters | | Number of Items | 240 | | Number of Pieces | 240 | | Part Number | JG1956 | | Set Name | 240pcs | | Temperature Range | -4E+1 °C | | UPC | 682365626899 | | Unit Count | 1 Count | ## Product Details - **Brand:** KOOTANS - **Color:** 240pcs - **Item Diameter:** 10 millimeters - **Material:** Nitrile Rubber - **Nominal Inside Diameter:** 6 millimeters ## Images ![240Pcs NBR Metal Sealing Washers - Image 1](https://m.media-amazon.com/images/I/71IsB4JNQQL.jpg) ## Available Options This product comes in different **Color** options. ## Frequently Bought Together - KOOTANS 240pcs 12 Sizes NBR Metal Bonded Sealing Washer Assort Kit Hydralic Oil Resist Rubber Oil Pipe Seal Gasket Metric NBR Metal Combination O-Ring Assortment Kit - XBVV 378 Pcs NBR Metal Bonded Sealing Washer Assortment Kit M6 M8 M10 M12 M14 M16 M18 M20 M22 M24 M27 M30 Automotive Self-Centred Seal Gasket Repair Set - 325 PCS, 10 Sizes, Premium Copper Metric Sealing Crush Washers Assortment Kit, Upgraded Flat Ring Oil Drain Plug Crush Washer Gasket Seal Assortment Set, Banjo Bolt Washer for Automotive, Motorcycles --- ## 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.hk/products/144830128-240pcs-nbr-metal-sealing-washers](https://www.desertcart.hk/products/144830128-240pcs-nbr-metal-sealing-washers) --- *Product available on Desertcart Hong Kong* *Store origin: HK* *Last updated: 2026-09-19*