Apple Rubber earned ISO 9001 Registration The scope of our ISO 9001 registration, the most comprehensive standard of the ISO 9000 series, covers the design and manufacture of sealing components for various applications including aerospace, automotive and medical products. ISO 9001 Registration is testimony to Apple Rubber's commitment to offering the highest quality seals and sealing devices available. Apple rubber actively participates in ongoing certification updates. Check here for the most current certification listings and documentation.