---
product_id: 456690211
title: "4C-4782 Seal O-Ring Kit, Nitrile 90, Hydraulic Hose Fitting Orings, Fits CAT Caterpillar Excavator 2701528 4C4782 Replacement"
brand: "busy-corner"
price: "₨98872"
currency: LKR
in_stock: true
url: https://www.desertcart.lk/products/456690211-4c-4782-seal-o-ring-kit-nitrile-90-hydraulic-hose
store_origin: LK
region: Sri Lanka
---

# Heavy-duty organized case 90D Nitrile heat & oil resistant 580 precision O-rings 4C-4782 Seal O-Ring Kit, Nitrile 90, Hydraulic Hose Fitting Orings, Fits CAT Caterpillar Excavator 2701528 4C4782 Replacement

**Brand:** busy-corner
**Price:** ₨98872
**Availability:** ✅ In Stock

## Summary

> 🛠️ Seal your success with precision and power!

## Quick Answers

- **What is this?** 4C-4782 Seal O-Ring Kit, Nitrile 90, Hydraulic Hose Fitting Orings, Fits CAT Caterpillar Excavator 2701528 4C4782 Replacement by busy-corner
- **How much does it cost?** ₨98872 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/456690211-4c-4782-seal-o-ring-kit-nitrile-90-hydraulic-hose)

## 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

- • **24/7 Dedicated Support:** BUSY-CORNER’s commitment to quality and customer service
- • **Comprehensive 580-Piece Kit:** Covers 32 CAT OEM part numbers for ultimate versatility
- • **Premium Buna-N 90D Material:** Engineered for high temperature, oil, UV, and wear resistance
- • **Organized & Portable Storage:** Heavy-duty case with labeled compartments for quick size selection
- • **Optimized for Hydraulic Systems:** Perfect fit for CAT excavator hose fittings & SAE flange O-rings

## Overview

The BUSY-CORNER 4C-4782 Seal O-Ring Kit offers 580 durable, high-performance nitrile O-rings tailored for CAT hydraulic hose fittings. Crafted from Buna-N 90D synthetic rubber, these O-rings resist heat, oil, UV, and wear, ensuring reliability in demanding environments. Packaged in a rugged, labeled storage case, this kit streamlines maintenance and repairs for professionals seeking efficiency and quality.

## Description

4C-4782 Seal O-Ring Kit, Nitrile 90, Hydraulic Hose Fitting Orings, Fits CAT Caterpillar Excavator 2701528 4C4782 Replacement

## 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 orings.
- 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: BUSY-CORNER always focuse on product quality and service. If you have any questions, please contact us. We are in 24 Hours Service!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | Synthetic Rubber |
| Brand | BUSY-CORNER |
| Colour | Black |
| UPC | 791715982971 |
| Manufacturer | BUSY-CORNER |
| Net Quantity | 1.0 Count |
| Set Name | BUSY-CORNER 4C-4782 Seal O-Ring Kit |
| Number of Pieces | 580 |
| Country of Origin | USA |
| Model number | 4C-4782 2701528 |
| Item Weight | 1 kg 150 g |
| Product Dimensions | 35 x 29 x 4.5 cm; 1.15 kg |
| Item model number | 4C-4782 2701528 |
| Item Height | 4.5 Centimeters |
| Item Width | 29 Centimeters |
| Are batteries included? | No |

## Product Details

- **Material:** Synthetic Rubber
- **Brand:** BUSY-CORNER
- **Colour:** Black
- **UPC:** 791715982971
- **Manufacturer:** BUSY-CORNER

## Images

![4C-4782 Seal O-Ring Kit, Nitrile 90, Hydraulic Hose Fitting Orings, Fits CAT Caterpillar Excavator 2701528 4C4782 Replacement - Image 1](https://m.media-amazon.com/images/I/81y2mempuwL.jpg)
![4C-4782 Seal O-Ring Kit, Nitrile 90, Hydraulic Hose Fitting Orings, Fits CAT Caterpillar Excavator 2701528 4C4782 Replacement - Image 2](https://m.media-amazon.com/images/I/712YKvjMQHL.jpg)
![4C-4782 Seal O-Ring Kit, Nitrile 90, Hydraulic Hose Fitting Orings, Fits CAT Caterpillar Excavator 2701528 4C4782 Replacement - Image 3](https://m.media-amazon.com/images/I/81O0Ie9cL0L.jpg)
![4C-4782 Seal O-Ring Kit, Nitrile 90, Hydraulic Hose Fitting Orings, Fits CAT Caterpillar Excavator 2701528 4C4782 Replacement - Image 4](https://m.media-amazon.com/images/I/81UmoWI6beL.jpg)
![4C-4782 Seal O-Ring Kit, Nitrile 90, Hydraulic Hose Fitting Orings, Fits CAT Caterpillar 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

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**Shop now:** [https://www.desertcart.lk/products/456690211-4c-4782-seal-o-ring-kit-nitrile-90-hydraulic-hose](https://www.desertcart.lk/products/456690211-4c-4782-seal-o-ring-kit-nitrile-90-hydraulic-hose)

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*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-03-08*