O Ring Assortment

O Ring Assortment Kit – 382 & 428 PCS | NBR (Nitrile) Rubber | Metric & Inch Sizes

Our O Ring Assortment Kits are built for professionals in automotive, hydraulic, and industrial repair sectors. Featuring high-quality nitrile rubber (NBR), these kits cover a full range of sealing needs—from standard maintenance to high-pressure hydraulic system repairs.

【What’s in the Box】

We offer two versions:

• 382 PCS Kit (Inch Standard)
- 30 sizes, 382 pieces
- Diameter range: 2.90 mm – 43.82 mm
- Cross-section widths: 1.78 / 2.62 / 3.53 / 5.33 mm

• 428 PCS Kit (Metric Standard)
- 30 sizes, 428 pieces
- Diameter range: 3.00 mm – 48.50 mm
- Cross-section widths: 1.50 / 2.00 / 2.50 / 3.00 mm

Both kits are packed in durable plastic cases (red or blue) with labeled compartments for quick selection.

【Key Features】

- Industrial-grade NBR (Buna-N) rubber, 70 Shore A hardness
- Excellent oil, fuel, and water resistance
- High-pressure and high-temperature sealing performance
- Suitable for hydraulic systems, A/C repair, fuel injectors, plumbing, and more
- Leak-proof, wear-resistant, and built for long-term reliability

【Who Is This Kit For】

- Mechanics and technicians handling hydraulic maintenance
- Automotive repair shops and mobile service teams
- Industrial machine maintenance engineers
- Distributors seeking customizable (OEM/ODM) sealing kits

【Applications】

- Hydraulic valve & cylinder sealing
- Automotive air conditioning systems
- Pneumatic tools and air compressors
- Industrial equipment and machinery
- Plumbing and home repair

Want to learn how to choose the right O Ring Kit for your application?

👉 Read: O Ring Kit – What’s the Best Choice for Industrial and Automotive Applications?

Working with hydraulic systems?

👉 Read: Hydraulic O Ring Kit – Best Options for Industrial Maintenance & High-Pressure Sealing

【Why Choose Hengoseal】

- Inch & Metric O Ring Kit options available
- Premium-grade oil-resistant rubber
- Fast shipping worldwide (3–7 days)
- Low MOQ and competitive factory pricing
- Private labeling and OEM customization supported

Need a quote or want your own branded kit?
Contact us at:
Email: [email protected]
WhatsApp: +86 17622979498