225pc O Ring Assortment - Rubber Washers for Sealing in Plastic Box

• Widely used as sealing rings and washers for the connectors in plumbing, hydraulic machinery, pipelines and etc.,
• Can bear a temperature up to 120 degrees centigrade, washers are wear-resisting and oil proof.
• 18 Sizes Included! Internal dimension x thickness: 3x1 mm, 4x1 mm, 4.5x2 mm, 5x2 mm, 6x2 mm, 6x2.5 mm, 6x3mm, 7x2mm, 8*2mm (20pcs each); 9x2mm, 10x2mm, 12x3mm, 13x3mm, 14x2.5mm, 17x2.5mm, 18x4mm, 20x2mm, 22x2mm (5pcs each), labeled with size.
• Packed in a useful sealable plastic case, with individual compartments.
• Material: Rubber (Plastic Case)

No pollution, no radiation, no abnormal smell and environmental friendly. Useful pack of rubber washers to keep on hand in garages or toolboxes. PROtastic Rubber O-Rings - High Quality Material: Nitrile rubber(NBR) Heat Resistant: up to 120℃ FEATURES: (1). Elasticity and resilience, maintains precise dimensions. (2). High mechanical strength, expansion strength, elongation and tear strength. Can seal tens of megapascals (thousands of psi) of pressure. (3). Stable performance, not easy to swell, small heat shrinkage effect (Joule effect). (4). Will not corrode the contact surface, will not pollute the media. (5). Complete specifications, easy to organize and pick out what you need. CONTENTS: (internal Diameter) * (Thickness) 20pcs x O-Ring 3 * 1 mm 20pcs x O-Ring 4 * () 1 mm 20pcs x O-Ring 4.5 * 2 mm 20pcs x O-Ring 5 * 2 mm 20pcs x O-Ring 6 * 2 mm 20pcs x O-Ring 6 * 2.5 mm 20pcs x O-Ring 6 * 3 mm 20pcs x O-Ring 7 * 2 mm 20pcs x O-Ring 8 * 2 mm 5pcs x O-Ring 9 * 2 mm 5pcs x O-Ring 10 * 2 mm 5pcs x O-Ring 12 * 3 mm 5pcs x O-Ring 13 * 3 mm 5pcs x O-Ring 14 * 2.5 mm 5pcs x O-Ring 17 * 2.5 mm 5pcs x O-Ring 18 * 4 mm 5pcs x O-Ring 20 * 2 mm 5pcs x O-Ring 22 * 2 mm