Back-up Rings are installed together with O-Rings and Quad-Ring® / X-Rings to prevent gap extrusion in applications above 5 MPa / 725 psi. Available in spiral, cut or uncut designs in filled or unfilled PTFE, Turcon®, elastomers and thermoplastics based on ISO 3601, AS 568.
Trelleborg Sealing Solutions Americas | |
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Product Category | Dynamic Seals |
Product Name | Back-up Ring |
Seal Type | Back-up Ring; Static Seals |
Design Units | Metric |
Shaft O.D. or Seal I.D. | 0.1142 inch (2.9 mm) |