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Precision Oil Seals for Industry & Automotive

Trusted by 40+ countries. 30+ years of innovation in rubber sealing technology. ISO 9001 & TS16949 certified.

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About NQKSF Seal

Founded in 1990, NQKSF is a professional manufacturer specializing in the research, development, and manufacturing of oil seals and O-rings for over 30 years. Our own brand, NQKSF, stands for quality, reliability, and innovation in sealing technology.

We have implemented SAP's ERP management system and strictly adhere to ISO 9001 and TS16949 international quality standards. Our dedicated R&D team continuously enhances our core competitiveness through technological innovation and intelligent manufacturing.

  • 40,000+ sqm manufacturing facility
  • Over 5,000 product specifications in stock
  • Exported to 40+ countries worldwide
  • 30+ years of industry expertise
NQKSF Factory

30+

Years of Excellence

40,000+

Square Meters Facility

30+

Years of Innovation

5,000+

Specifications in Stock

40+

Countries Served

Our Product Range

Comprehensive sealing solutions for industrial, automotive, hydraulic, pneumatic, and agricultural applications.

TC Oil Seal

TC Oil Seal

Double-lip rubber seal with spring reinforcement. Ideal for shafts in industrial and automotive applications.

O-Ring

O-Ring

Standard rubber sealing ring in various materials (NBR, EPDM, Viton) for static and dynamic sealing.

Wheel Hub Seal

Wheel Hub Seal

High-performance seal for automotive wheel hubs, ensuring durability under extreme conditions.

Hydraulic Seal

Hydraulic Seal

Precision-engineered seals for hydraulic cylinders and systems, resistant to high pressure and temperature.

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EC Seal

External contact seal with enhanced sealing lip for improved performance in contaminated environments.

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V-Packing Set

Multi-layer sealing system for hydraulic and pneumatic actuators, providing excellent pressure resistance.

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Power Steering Seal

Specialized seal for automotive power steering systems, resistant to oil and high-frequency movement.

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Wind Turbine Seals

Robust sealing solutions for wind energy applications, designed for long service life in harsh conditions.

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Why Choose NQKSF?

We combine decades of experience with cutting-edge technology to deliver sealing solutions you can trust.

Quality Certified

ISO 9001 and TS16949 certified manufacturing processes ensure consistent quality and reliability.

Advanced R&D

Dedicated research and development team continuously innovates to meet evolving industry demands.

Global Reach

Products exported to over 40 countries, trusted by industrial and automotive manufacturers worldwide.

Smart Manufacturing

SAP ERP system and intelligent production lines ensure efficiency, traceability, and lean operations.

Large Inventory

Over 5,000 specifications available in stock for fast delivery and reduced downtime.

Cost-Effective

High-performance sealing solutions at competitive prices, maximizing your ROI.

Frequently Asked Questions

What materials are your oil seals made from?

Our oil seals are typically made from NBR (nitrile rubber), FKM (Viton), EPDM, or silicone, depending on the application requirements such as temperature, pressure, and chemical exposure.

Do you offer custom seal manufacturing?

Yes, we have a professional R&D team capable of developing custom sealing solutions based on customer drawings, samples, or specifications.

What certifications do you hold?

We are certified under ISO 9001 and TS16949 quality management systems, ensuring our processes meet international standards for quality and consistency.

How can I request a quote?

Please visit our official website to submit your inquiry with product details, quantities, and specifications.

Get in Touch

Have questions about our products or need a custom solution? Contact us today for expert support.

Address

Hetou Industrial Zone, Renze District, Xingtai City, Hebei Province

Phone

0319-7576001

0319-7576068

0319-7576088

Email

info@nqkoilseal.com

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