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O-Ring standards & Material Specifications - AEROSPACE/DEFENCE

ISCA provides materials and parts to the following Aerospace and Defence Standards:

  • Rubber compounds to Mil-Spec: included in our various-range are:
    • German Metric range (European Metric)
    • Swedish Metric range (European Metric)
    • French Metric range (European Metric)
  • MIL-R-83248: Class 1 & 2, Type I
  • MIL-P-25732: MS28775, Nitrile
  • MIL-R-25988: Grades 60, 70, & 80
  • BS2571 BA: Grades 60, 70, & 80
  • AS568: American
  • BS1806: International Inch range, O-Rings
  • BS4518: British Metric Range, O-Rings
  • BS5106: British Metric range, Spiral Anti-Extrusion Rings
  • BS3574: Individual Packing, Navy “Rubber clause A & B”
  • BS5750: Quality Assurance, Stockists of Assessed Capability
  • 3F 68-1979: Controlled Storage of Vulcanised rubbers for use in Aerospace applications
  • ISO 2230:2002: Rubber Products - Guidelines for Storage & Rubber Groups (Shelf Life), (Revised 2002-04-15)
  • ARP5316B: This is the latest that has replaced MIL-STD-695 & deals with Storage of Aerospace Elastomeric Seals.