Tired of downtime from leaking seals in high-pressure systems? A poor-quality hydraulic O ring kit can cost more than money—it costs your uptime.
The best hydraulic O ring kit offers heat and pressure resistance, long-term durability, and quick repairs.

Here’s what makes a good kit work under pressure—and how to choose the best one for your hydraulic equipment.
What’s the difference between a hydraulic O ring kit and a standard kit?
Standard O ring kits often miss the mark on material strength and size range.
Hydraulic kits include high-resistance materials like NBR and Viton and cross-sections designed for hydraulic systems.

Hydraulic systems need O rings that resist oil, heat, and pressure. Our kits offer:
- 30+ essential sizes including 2.62 / 3.53 / 5.33 mm
- Viton and NBR options
- Pre-labeled compartments for easy on-site repair
の Oリング各種 is especially popular for industrial maintenance teams looking for reliable, quick-access sealing solutions.
Which hydraulic O ring kit should I choose?
Not sure which size standard your equipment uses? We’ve got both covered.
当社が提供するもの:
| キットモデル | 標準 | 断面(W) | 最大直径 | 最適な用途 | 
|---|---|---|---|---|
| 382 PCS インチキット | サウジアラビア | 1.78 / 2.62 / 3.53 / 5.33ミリ | 43.82ミリメートル | U.S. & Asian hydraulic gear | 
| 428 PCS メトリックキット | ISO | 1.50 / 2.00 / 2.50 / 3.00ミリ | 48.50ミリメートル | EU & ISO-standard machines | 
Both kits include the most-used seals in actuators, pumps, and manifolds. Many maintenance teams rely on our inch vs. metric O ring kit comparison to decide which is best for their workflow.
What’s the best material for hydraulic sealing?
Material selection depends on temperature, fluid, and pressure levels.
| 材料 | 温度範囲 | 耐油性 | 圧力耐性 | 理想的な使用法 | 
|---|---|---|---|---|
| ノンブル | -40°C ~ 120°C | 良い | 中程度から高程度 | 一般的な油圧システム | 
| バイトン | -20°C ~ 200°C | 素晴らしい | 高い | High-temp, fuel, or chemical systems | 
| PTFE | -200°C ~ 260°C | 素晴らしい | Very High (Static) | 極限環境 | 
While NBR covers most hydraulic needs, Viton is preferred when higher temperature or chemical resistance is required. Our High Temp O Ring Kit is a great fit for these applications.
How do professionals use these kits in the field?
A Southeast Asian construction client cut repair times by 30% after equipping every service truck with one kit. With sizes clearly labeled and materials pre-selected, their technicians completed jobs faster and more reliably.
When systems involve fuel or extreme heat, our 燃料インジェクターOリングキット provides superior performance.
For chemical-intensive tasks, explore the FKM O Ring option designed for long-term durability in harsh environments.
結論
Choose the right hydraulic O ring kit and reduce failure, downtime, and cost.
Build Your Maintenance Kit Today
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Related topic
Hydraulic O Rings Complete Guide: Types, Uses & Selection
油圧シールの選び方と交換方法(ステップバイステップ)
O リング シール: 究極の漏れ防止ガイド (2025)
 
				 
 
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