O-ring 82 × 2.62 mm O-ring 12.42 × 1.78 mm – 90 Shore O-ring 12 × 2.5 mm – Viton / FKM – 70 Shore O-ring 25 × 3.5 mm O-ring binnenmaat 451 mm O-ring binnenmaat 450 mm O-ring binnenmaat 471 mm O-ring 70 × 5 mm O-ring binnenmaat 70 mm O-ring 70.01 × 5 mm O-ring 7 × 1 mm O-ring 6 × 1 mm O-ring 5 × 1 mm O-ring 22 × 4 mm O-ring binnenmaat 0.01 mm O-ring 40 × 2.5 mm