--- product_id: 712249248 title: "Busy-Corner 4C-4782 Seal O-Ring Kit,Nitrile 90 Durometer,580pcs,Hydraulic Hose Fitting Orings, Fits CAT Caterpiller Excavator 2701528 4C4782 Replacement" brand: "busy-corner" price: "1422 Lei" currency: RON in_stock: true url: https://www.desertcart.ro/products/712249248-busy-corner-4c-4782-seal-o-ring-kit-nitrile-90 store_origin: RO region: Romania --- # Heavy-duty organized storage case 90 Durometer heat & wear resistant 580 pcs multi-size kit Busy-Corner 4C-4782 Seal O-Ring Kit,Nitrile 90 Durometer,580pcs,Hydraulic Hose Fitting Orings, Fits CAT Caterpiller Excavator 2701528 4C4782 Replacement **Brand:** busy-corner **Price:** 1422 Lei **Availability:** ✅ In Stock ## Summary > 🔧 Seal your success with the ultimate O-ring kit—because downtime is not an option! ## Quick Answers - **What is this?** Busy-Corner 4C-4782 Seal O-Ring Kit,Nitrile 90 Durometer,580pcs,Hydraulic Hose Fitting Orings, Fits CAT Caterpiller Excavator 2701528 4C4782 Replacement by busy-corner - **How much does it cost?** 1422 Lei with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/712249248-busy-corner-4c-4782-seal-o-ring-kit-nitrile-90) ## Best For - busy-corner enthusiasts ## Why This Product - Trusted busy-corner brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Endure:** Crafted from Buna-N 90D material, engineered for high pressure, heat, oil, UV, and wear resistance. - • **Risk-Free Reliability:** Backed by hassle-free returns and stellar 4.6-star reviews—your satisfaction guaranteed. - • **Complete Seal Solution:** 580 premium nitrile O-rings covering 32 CAT OEM sizes for every hydraulic hose need. - • **Effortless Organization:** Heavy-duty storage case keeps your O-rings sorted and ready for action, wherever the job takes you. - • **Versatile Compatibility:** Perfect fit for CAT Caterpillar excavator fittings, SAE stor & ORFS, and code 61/62 flange O-rings. ## Overview The Busy-Corner 4C-4782 Seal O-Ring Kit includes 580 durable nitrile O-rings in 32 CAT OEM sizes, designed for high-pressure hydraulic hose fittings. Made from Buna-N 90 Durometer synthetic rubber, these O-rings resist heat, oil, UV, and wear. Packaged in a heavy-duty storage case for easy organization, this kit fits CAT Caterpillar excavators and various flange fittings, ensuring reliable sealing performance backed by excellent customer satisfaction. ## Features - High Quality:Made of Buna-N 90D (NBR) material,are durable,high temperature resistance,anti static,oil resistant,UV resistance,heat resistant,wear resistant,exceptionally suited for high pressure applications. - Multi Size:You can get a good selection of 32 different CAT OEM part numbers oring in this kit,can meet almost all your needs. - Wide Application:This Kit use for sae stor & orfs fittings,code 61/62 flange O-Rings,Caterpillar hydraulic hose fitting oring. - Handy Packing: Comes with a heavy duty storage case that keeps each size o rings separated and organized,that makes more convenient to carry, select and collect. - Customer Service: You are unhappy for any reason, return your kit with no questions asked and we will provide a full refund. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08PNJT4V5 | | Brand | BUSY-CORNER | | Brand Name | BUSY-CORNER | | Color | Black | | Colour | Black | | Customer Reviews | 4.6 out of 5 stars 133 Reviews | | Manufacturer | BUSY-CORNER | | Material | Synthetic Rubber | | Material Type | Synthetic Rubber | | Model | 4C-4782 2701528 | | Number of Items | 580 | | Number of Packs | 1 | | Number of Pieces | 580 | | Part Number | 4C-4782 2701528 | | Set Name | 4C-4782 Seal O-Ring Kit | | Temperature Range | -4E+1 Degrees Celsius | | Temperature range | -4E+1 Degrees Celsius | | UPC | 791715982971 | | Unit Count | 1 Count | ## Product Details - **Brand:** BUSY-CORNER - **Colour:** Black - **Material:** Synthetic Rubber - **Temperature range:** -4E+1 Degrees Celsius - **UPC:** 791715982971 ## Images ![Busy-Corner 4C-4782 Seal O-Ring Kit,Nitrile 90 Durometer,580pcs,Hydraulic Hose Fitting Orings, Fits CAT Caterpiller Excavator 2701528 4C4782 Replacement - Image 1](https://m.media-amazon.com/images/I/81y2mempuwL.jpg) ![Busy-Corner 4C-4782 Seal O-Ring Kit,Nitrile 90 Durometer,580pcs,Hydraulic Hose Fitting Orings, Fits CAT Caterpiller Excavator 2701528 4C4782 Replacement - Image 2](https://m.media-amazon.com/images/I/712YKvjMQHL.jpg) ![Busy-Corner 4C-4782 Seal O-Ring Kit,Nitrile 90 Durometer,580pcs,Hydraulic Hose Fitting Orings, Fits CAT Caterpiller Excavator 2701528 4C4782 Replacement - Image 3](https://m.media-amazon.com/images/I/81O0Ie9cL0L.jpg) ![Busy-Corner 4C-4782 Seal O-Ring Kit,Nitrile 90 Durometer,580pcs,Hydraulic Hose Fitting Orings, Fits CAT Caterpiller Excavator 2701528 4C4782 Replacement - Image 4](https://m.media-amazon.com/images/I/81UmoWI6beL.jpg) ![Busy-Corner 4C-4782 Seal O-Ring Kit,Nitrile 90 Durometer,580pcs,Hydraulic Hose Fitting Orings, Fits CAT Caterpiller Excavator 2701528 4C4782 Replacement - Image 5](https://m.media-amazon.com/images/I/61TLQfk5duL.jpg) ## Questions & Answers **Q: Are these actual cat seals?** A: It Is not a cat box but you would never tell the o rings apart from the genuine - perhaps they are made at the same factory.. ## Frequently Bought Together - BUSY-CORNER 4C-4782 Seal O-Ring Kit, Nitrile 90, Hydraulic Hose Fitting Orings, Fits CAT Caterpillar Excavator 2701528 4C4782 Replacement - BUSY-CORNER 4C-4784 Print D-Ring Kit, Nitrile 90, Hydraulic Hose Fitting Drings, Fits CAT Caterpillar Excavator 2701535 4C4784 Replacement - BUSY-CORNER 4C-8253 Seal O-Ring Kit, Silicone 90, Hydraulic Hose Fitting Orings, Fits CAT Caterpillar Excavator 2701533 4C8253 Replacement --- ## 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.ro/products/712249248-busy-corner-4c-4782-seal-o-ring-kit-nitrile-90](https://www.desertcart.ro/products/712249248-busy-corner-4c-4782-seal-o-ring-kit-nitrile-90) --- *Product available on Desertcart Romania* *Store origin: RO* *Last updated: 2026-10-18*