Black Rubber Pias

[Type (Usage)] Fluid use
[Type] Flat washer
[Material] Resin
[Surface treatment] None
[Sales unit] Loose (can be purchased individually)
[Surface treatment] (details) none
[Internal diameter d (mm)] 4 5 6
[Nominal designation (M)] 4 5 6
[Thickness t (mm)] 1.6 2.5 3.2
[External diameter (mm)] 8 11 13