---
product_id: 38397472
title: "Captain O-Ring - ORB BOSS Hydraulic Fitting SAE 900 O-Ring Seal Kit (Buna-N 70-255 Piece Kit, 12 Sizes)"
brand: "captain o-ring"
price: "$2533"
currency: MXN
in_stock: true
url: https://www.desertcart.mx/products/38397472-captain-o-ring-orb-boss-hydraulic-fitting-sae-900-o
store_origin: MX
region: Mexico
---

# 12 sizes 255 O-rings -40F to 250F Captain O-Ring - ORB BOSS Hydraulic Fitting SAE 900 O-Ring Seal Kit (Buna-N 70-255 Piece Kit, 12 Sizes)

**Brand:** captain o-ring
**Price:** $2533
**Availability:** ✅ In Stock

## Summary

> 🔩 Seal the Deal with Captain O-Ring!

## Quick Answers

- **What is this?** Captain O-Ring - ORB BOSS Hydraulic Fitting SAE 900 O-Ring Seal Kit (Buna-N 70-255 Piece Kit, 12 Sizes) by captain o-ring
- **How much does it cost?** $2533 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.mx](https://www.desertcart.mx/products/38397472-captain-o-ring-orb-boss-hydraulic-fitting-sae-900-o)

## Best For

- captain o-ring enthusiasts

## Why This Product

- Trusted captain o-ring brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Proudly American:** Manufactured and warrantied by Captain O-Ring LLC, supporting local craftsmanship.
- • **Comprehensive Kit:** Includes 255 O-rings across 12 sizes, ensuring you have the right fit for every job.
- • **Seal with Confidence:** High-quality BN70 (Buna Nitrile) material ensures superior sealing performance.
- • **Temperature Resilience:** Withstands extreme temperatures from -40F to 250F for versatile applications.
- • **Organized for Efficiency:** Conveniently sorted in a durable box with a size chart for quick identification.

## Overview

The Captain O-Ring ORB BOSS Hydraulic Fitting Seal Kit includes 255 high-quality Buna Nitrile O-rings in 12 sizes, designed for optimal sealing in hydraulic applications. With a service temperature range of -40F to 250F, this kit is perfect for professionals seeking reliability and efficiency. Each O-ring is neatly organized in a compartmentalized box, complete with a size chart for easy access. Proudly assembled in the USA, this kit is a must-have for any hydraulic equipment maintenance.

## Description

Full description not available

## Features

- Includes high quality BN70 (Buna Nitrile 70 durometer) o-rings - the most common o-ring material for hydraulic ORB/BOSS fittings due to it’s excellent sealing ability and resistance to oils and hydraulic fluid. Service temperature of -40F to 250F.
- Includes all 12 BOSS/ORB o-ring sizes between -904 to -916. 255 total o-rings.
- Used in sealing straight thread tube fittings (ORB / O-Ring Boss Type) in hydraulic equipment
- O-Rings are conveniently sorted by size in individual compartments within the divider box with a convenient o-ring size chart included on the kit to quickly and easily size up and identify the o-ring you need.
- Manufactured and Warrantied by Captain O-Ring LLC. Proudly assembled in the USA!

## Product Details

- **Material:** Buna-N Rubber
- **Brand:** Captain O-Ring
- **Temperature Range:** 2.5E+2 Degrees Fahrenheit
- **UPC:** 722589526572
- **Manufacturer:** Captain O-Ring LLC

## Images

![Captain O-Ring - ORB BOSS Hydraulic Fitting SAE 900 O-Ring Seal Kit (Buna-N 70-255 Piece Kit, 12 Sizes) - Image 1](https://m.media-amazon.com/images/I/61McUTf2fgL.jpg)

## Frequently Bought Together

- Captain O-Ring - ORB BOSS Hydraulic Fitting SAE 900 O-Ring Seal Kit (Buna-N 70-255 Piece Kit, 12 Sizes)
- Captain O-Ring ORS/ORFS (for Flat Face Fittings) Hydraulic O-Ring Seal Kit (Buna 90 / BN90-180 Piece Kit)
- Captain O-Ring Flange Seal (SAE Code 61/62) Hydraulic O-Ring Seal Kit (Buna 90 / BN90-55 Piece Kit)

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**Shop now:** [https://www.desertcart.mx/products/38397472-captain-o-ring-orb-boss-hydraulic-fitting-sae-900-o](https://www.desertcart.mx/products/38397472-captain-o-ring-orb-boss-hydraulic-fitting-sae-900-o)

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*Product available on Desertcart Mexico*
*Store origin: MX*
*Last updated: 2026-01-31*