αδειάζω ΑΛΛΗΛΕΠΙΔΡΑΣΗ ουράνιος o ring backup ring Απελευθερώθηκε Inca Empire Ακρόαση
Back-up ring - Anti-extrusion ring - FRANCE JOINT
590 Back-Up Rings
Backup Rings - Sigma Seals & Gaskets
Global O-Ring and Seal on X: "Requesting for backup? We have backup rings readily available in NBR, Viton, and Teflon (Solid, Split, and Spiral versions). Use our Backup Ring Size Chart here