10pz Guarnizione Gomma Nitrilica Rondella di Tenuta Legata M12 17,5x12x2mm Acciaio al Carbonio
Fit for Size: M12. A bonded seal is a type of washer used to provide a seal around a screw or bolt. Consists of an outer annular ring of carbon steel and an inner annular ring of nitrile butadiene rubber that acts as a gasket.