τριβή σφίξιμο παραλαβή fpm o ring material Πρόδρομος ρητό Περιγραφή
Gfpql WYanHua-O-Ring, FKM Green O Rings Acid Resistant Oil and Alkaline Sealing Gasket Resistant FPM O-Ring, OD4MM ~ 85mm x 1.5mm, High Quality Material Made : Amazon.com.be: Tools & Home Improvement
1M 5M Long Fluororubber Round Sealing Strip O-ring FKM FPM Seal Cord Ø 2mm-15 mm | eBay