DIN 472 Internal Retaining Ring 53 mm (Pack of 100 pcs) Phosphate Finish

This pack of 100 Fast-n-rs DIN 472 Internal Retaining Rings is a must-have for any industrial or DIY project. The rings have a housing diameter of 53 mm with a free diameter of 57.2 mm, making them perfect for securely holding any components in place. They are made of high-quality carbon steel with a hardness of HRC 44 ÷ 51 and finished with a phosphate coating for added durability. These rings are designed for internal use and have a groove diameter of 56 mm with a depth of 1.50 mm and a width of 2.15 mm. The rings conform to the DIN 472 standard and are manufactured in Italy. With their metric system of measurement, they are suitable for a wide range of applications. Use them in any project that requires a reliable and sturdy retaining solution. Click Below For More Sizes Available Housing Diameter 8 mm 19 mm 30 mm 41 mm 52 mm 65 mm 85 mm 110 mm 150 mm 9 mm 20 mm 31 mm 42 mm 53 mm 67 mm 87 mm 112 mm 155 mm 10 mm 21 mm 32 mm 43 mm 54 mm 68 mm 88 mm 115 mm 160 mm 11 mm 22 mm 33 mm 44 mm 55 mm 70 mm 90 mm 117/8 mm 165 mm 12 mm 23 mm 34 mm 45 mm 56 mm 72 mm 92 mm 120 mm 170 mm 13 mm 24 mm 35 mm 46 mm 57 mm 75 mm 95 mm 122 mm 180 mm 14 mm 25 mm 36 mm 47 mm 58 mm 76 mm 97/98 mm 125 mm 190 mm 15 mm 26 mm 37 mm 48 mm 60 mm 77 mm 100 mm 127/8 mm 200 mm 16 mm 27 mm 38 mm 49 mm 62 mm 78 mm 102 mm 130 mm 205 mm 17 mm 28 mm 39 mm 50 mm 63 mm 80 mm 105 mm 135 mm 210 mm 18 mm 29 mm 40 mm 51 mm 64 mm 82 mm 107/8 mm 140 mm