---
product_id: 426976826
title: "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: "AR$398138"
currency: ARS
in_stock: true
url: https://www.desertcart.com.ar/products/426976826-4c-4782-seal-o-ring-kit-nitrile-90-durometer-580pcs
store_origin: AR
region: Argentina
---

# Organized heavy-duty storage case 90 Durometer heat & wear resistant 580 pcs multi-size kit 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:** AR$398138
**Availability:** ✅ In Stock

## Summary

> 🛠️ Seal your success with the ultimate CAT O-ring arsenal!

## Quick Answers

- **What is this?** 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?** AR$398138 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.ar](https://www.desertcart.com.ar/products/426976826-4c-4782-seal-o-ring-kit-nitrile-90-durometer-580pcs)

## 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 temperature, oil, UV, and wear resistance.
- • **Versatile Fitment:** Perfectly compatible with SAE stor, ORFS fittings, and CAT hydraulic hose flanges (code 61/62).
- • **Risk-Free Investment:** Backed by no-questions-asked return policy ensuring your satisfaction and peace of mind.
- • **Complete OEM Coverage:** 580 precision Nitrile O-rings covering 32 CAT part numbers for seamless hydraulic repairs.
- • **On-the-Go Organization:** Heavy-duty labeled case keeps every size sorted for quick access and hassle-free maintenance.

## Overview

The Busy-Corner 4C-4782 Seal O-Ring Kit offers 580 durable, high-performance Nitrile O-rings in 32 CAT OEM sizes, designed for demanding hydraulic hose fittings. Made from Buna-N 90 Durometer synthetic rubber, these O-rings resist heat, oil, UV, and wear, ensuring long-lasting reliability. Packaged in a rugged, labeled storage case, this kit streamlines maintenance and repairs for professional-grade equipment, backed by a hassle-free return policy.

## Description

4C-4782 Seal O-Ring Kit,Nitrile 90 Durometer,580pcs,Hydraulic Hose Fitting Orings, Fits CAT Caterpiller 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 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 |
|---------------|-------|
| Manufacturer | BUSY-CORNER |
| Part Number | 4C-4782 2701528 |
| Product Dimensions | 35 x 29 x 4.5 cm; 1.15 kg |
| Item model number | 4C-4782 2701528 |
| Size | 4C-4782 |
| Colour | Black |
| Material | Synthetic Rubber |
| Item Package Quantity | 1 |
| Number of Pieces | 580 |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 1.15 kg |

## Product Details

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

## Images

![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)
![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)
![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)
![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)
![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

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**Shop now:** [https://www.desertcart.com.ar/products/426976826-4c-4782-seal-o-ring-kit-nitrile-90-durometer-580pcs](https://www.desertcart.com.ar/products/426976826-4c-4782-seal-o-ring-kit-nitrile-90-durometer-580pcs)

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*Product available on Desertcart Argentina*
*Store origin: AR*
*Last updated: 2026-01-23*