419PCS O Ring Kit Metric 32 Sizes 3 50mm Oil Proof Nitrile Rubber O Ring Washer Set for Automotive Hydraulic Plumbing

Feature: 1. Comprehensive O Ring Kit: The O ring kit includes a total of 419 pieces across 32 commonly used metric sizes (inner Diameter 3mm to 50mm), suitable for sealing applications in automotive, hydraulic, pipeline, and pneumatic environments. 2. NBR Material: Made from premium NBR material, this O ring kit is oilproof, waterproofing, and hydraulic oil proof, with a temperature range of approximately 20 celsius to 120 celsius . They have great elasticity, and stable sealing, preventing leakage effectively. 3. Convenient Storage Box: The kit comes with a segmented storage box that prevents damp and dust, keeping everything organized and easily accessible, significantly reducing downtime without the need for last minute purchases. 4. Cost Effective Set: Ideal for workshops, garages, and home use, the O ring kit helps avoid misplacement of parts and ensures you re always prepared for unexpected repairs, making maintenance quick and efficient. 5. Versatile Usage: Suitable for a wide range of applications such as automotive (engine, gearbox, brakes, oil lines, water pipes, air conditioning), hydraulic pneumatic systems (cylinders, valves, air pipes, air compressors, hydraulic tools), and general machinery (water pumps, pipe joints, valves, motors, kitchen and bathroom plumbing). Specification: Item Type: O Ring Kit Material: NBR Nitrile Rubber (Buna N) Quantity: 419 pcs, 32 common metric sizes Color: Black O rings Hardness: 70 Shore A (standard seal hardness) Temperature Range: 20 celsius to +120 celsius ( 4 degrees F to +248 degrees F) Media Resistance: Engine oil, derv, hydraulic oil, lubricant, water, glycol coolant, compressed air Not Compatible With: Strong acids bases, steam, ketone ester solvents, arene Tensile Strength: more than 10MPa Applications: Automotive: Engine, transmission, brakes, fuel system, water pipes, AC Hydraulic Pneumatic: Cylinders, valves, air hoses, compressors, hydraulic tools General Machinery: Pumps, pipe fittings, valves, motors, plumbing fixtures Size Distribution: 20 pcs each: 3mm (0.12in), 4.4mm (0.17in) 18 pcs: 5mm (0.2in) 23 pcs each: 7mm (0.28in), 10mm (0.39in), 13mm (0.51in) 14 pcs each: 10mm (0.39in), 13mm (0.51in), 16mm (0.63in), 18mm (0.71in), 21mm (0.83in) 13 pcs each: 11mm (0.43in), 14mm (0.55in), 19mm (0.75in), 22mm (0.87in) 10 pcs each: 18mm (0.71in), 20mm (0.79in), 22mm (0.87in), 23.5mm (0.93in), 25mm (0.98in), 26.5mm (1.04in), 28mm (1.1in), 30mm (1.18in), 31mm (1.22in) 10 pcs each: 33mm (1.3in), 34.5mm (1.36in), 36mm (1.42in), 38mm (1.5in), 41mm (1.61in), 44mm (1.73in), 47mm (1.85in), 50mm (1.97in). Package List: 1 x Red Storage Box 1 x O Ring Sealing Kit (419pcs) Note: