Greene, Tweed’s new 43 back-up ring series has been specifically designed for use in AS5857 gland configurations as anti-extrusion devices in conjunction with O-rings, packings or other elastomeric seal types. A variety of high-performance materials can be provided and specifically targeted to meet the customer’s application requirements.
This series provides a part numbering system for back-up rings per the Aerospace Industry specifications AS5860 and AS5861, which are appropriate for use in static glands according to AS5857. The materials shall consist of filled PTFE (polytetraflouroethy
|Greene, Tweed & Co.|
|Product Category||Dynamic Seals|
|Product Name||4330 Series Back-Up Rings|
|Seal Orientation||Rod Seal (optional feature); Piston Seal (optional feature)|