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Stainless Steel DIN471 Retaining Rings For Shafts

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  • DIN471

  • Goshen

Stainless Steel DIN471 Retaining Rings For Shafts                                                                          

A flat washer with a particularly large outer diameter in proportion to its central hole. These are commonly used to spread the load on thin sheet metal, and are named after their use on automobile fenders.

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Specification                                                                                                                                                                    

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Nominal diameter 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
s Max
0.4 0.4 0.6 0.7 0.8 0.8 1 1 1 1 1 1 1 1 1
Min
0.35 0.35 0.55 0.65 0.75 0.75 0.94 0.94 0.94 0.94 0.94 0.94 0.94 0.94 0.94
d3 Max
2.74 3.74 4.74 5.64 6.56 7.46 8.46 9.4 10.3 11.1 12 13 13.9 14.8 15.8
Min
2.55 3.55 4.55 5.45 6.32 7.22 8.22 8.94 9.84 10.64 11.54 12.54 13.44 14.34 15.34
d5 Min
1 1 1 1.2 1.2 1.2 1.2 1.5 1.5 1.7 1.7 1.7 1.7 1.7 1.7
a Max
1.9 2.2 2.5 2.7 3.1 3.2 3.3 3.3 3.3 3.3 3.4 3.5 3.6 3.7 3.8
n
0.8 0.9 1.1 1.3 1.4 1.5 1.7 1.8 1.8 1.8 2 2.1 2.2 2.2 2.3
Thousand pieces of weight (steel)≈kg 0.017 0.022 0.066 0.084 0.121 0.158 0.3 0.34 0.41 0.5 0.53 0.64 0.67 0.7 0.82
Nominal diameter 18 19 20 21 22 24 25 26 28 29 30 32 34 35 36
s Max
1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.5 1.5 1.5 1.5 1.5 1.5 1.75
Min
1.14 1.14 1.14 1.14 1.14 1.14 1.14 1.14 1.44 1.44 1.44 1.44 1.44 1.44 1.69
d3 Max
16.6 17.6 18.63 19.63 20.63 22.41 23.41 24.41 26.11 27.11 28.11 29.81 31.75 32.45 33.45
Min
16.14 17.14 18.08 19.08 20.08 21.78 22.78 23.78 25.48 26.48 27.48 29.18 31 31.7 32.7
d5 Min
2 2 2 2 2 2 2 2 2 2 2 2.5 2.5 2.5 2.5
a Max
3.9 3.9 4 4.1 4.2 4.4 4.4 4.5 4.7 4.8 5 5.2 5.4 5.6 5.6
n
2.4 2.5 2.6 2.7 2.8 3 3 3.1 3.2 3.4 3.5 3.6 3.8 3.9 4
Thousand pieces of weight (steel)≈kg 1.11 1.22 1.3 1.42 1.5 1.77 1.9 1.96 2.92 3.2 3.31 3.54 3.8 4 5
Nominal diameter 38 40 42 45 48 50 52 55 56 58 60 62 63 65 68
s Max
1.75 1.75 1.75 1.75 1.75 2 2 2 2 2 2 2 2 2.5 2.5
Min
1.69 1.69 1.69 1.69 1.69 1.93 1.93 1.93 1.93 1.93 1.93 1.93 1.93 2.43 2.43
d3 Max
35.45 36.89 38.89 41.89 44.89 46.19 48.19 51.26 52.26 54.26 56.26 58.26 59.26 61.26 63.96
Min
34.7 35.6 37.6 40.6 43.6 44.9 46.9 49.7 50.7 52.7 54.7 56.7 57.7 59.7 62.4
d5 Min
2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 3 3
a Max
5.8 6 6.5 6.7 6.9 6.9 7 7.2 7.3 7.3 7.4 7.5 7.6 7.8 8
n
4.2 4.4 4.5 4.7 5 5.1 5.2 5.4 5.5 5.6 5.8 6 6.2 6.3 6.5
Thousand pieces of weight (steel)≈kg 5.62 6.03 6.5 7.5 7.9 10.2 11.1 11.4 11.8 12.6 12.9 14.3 15.9 18.2 21.8
Nominal diameter 70 72 75 78 80 82 85 88 90 95 100 105 110 115 120
s Max
2.5 2.5 2.5 2.5 2.5 2.5 3 3 3 3 3 4 4 4 4
Min
2.43 2.43 2.43 2.43 2.43 2.43 2.92 2.92 2.92 2.92 2.92 3.9 3.9 3.9 3.9
d3 Max
65.96 67.96 70.96 73.96 74.96 76.96 79.96 83.04 85.04 90.04 95.04 98.54 103.54 108.54 113.54
Min
64.4 66.4 69.4 72.4 73.4 75.4 78.4 81.2 83.2 88.2 93.2 96.7 101.7 106.7 111.7
d5 Min
3 3 3 3 3 3 3.5 3.5 3.5 3.5 3.5 3.5 3.5 3.5 3.5
a Max
8.1 8.2 8.4 8.6 8.6 8.7 8.7 8.8 8.8 9.4 9.6 9.9 10.1 10.6 11
n
6.6 6.8 7 7.3 7.4 7.6 7.8 8 8.2 8.6 9 9.3 9.6 9.8 10.2
Thousand pieces of weight (steel)≈kg 22 22.5 24.6 26.2 27.3 31.2 36.4 41.2 44.5 49 53.7 80 82 84 86
Nominal diameter 125 130 135 140 145 150 155 160 165 170 175 180 185 190 195
s Max
4 4 4 4 4 4 4 4 4 4 4 4 4 4 4
Min
3.9 3.9 3.9 3.9 3.9 3.9 3.9 3.9 3.9 3.9 3.9 3.9 3.9 3.9 3.9
d3 Max
118.54 123.63 128.63 133.63 138.63 142.63 146.63 151.63 156.13 161.13 166.13 171.03 176.13 181.22 186.22
Min
116.7 121.5 126.5 131.5 136.5 140.5 144.5 149.5 154 159 164 168.9 174 178.8 183.8
d5 Min
4 4 4 4 4 4 4 4 4 4 4 4 4 4 4
a Max
11.4 11.6 11.8 12 12.2 13 13 13.3 13.5 13.5 13.5 14.2 14.2 14.2 14.2
n
10.4 10.7 11 11.2 11.5 11.8 12 12.2 12.5 12.9 12.9 13.5 13.5 14 14
Thousand pieces of weight (steel)≈kg 90 100 104 110 115 120 135 150 160 170 180 190 200 210 220
Nominal diameter 200 210 220 230 240 250 260 270 280 290 300
d










s Max
4 5 5 5 5 5 5 5 5 5 5
Min
3.9 4.88 4.88 4.88 4.88 4.88 4.88 4.88 4.88 4.88 4.88
d3 Max
191.22 198.72 208.72 218.72 228.72 238.72 245.72 255.81 265.81 275.81 285.81
Min
188.8 196.3 206.3 216.3 226.3 236.3 243.3 253 263 273 283
d5 Min
4 4 4 4 4 4 5 5 5 5 5
a Max
14.2 14.2 14.2 14.2 14.2 14.2 16.2 16.2 16.2 16.2 16.2
n
14 14 14 14 14 14 16 16 16 16 16
Thousand pieces weight (steel)≈kg 230 248 265 290 310 335 355 375 398 418 440



Material                                                                                                                                                                            


304 Chemical Composition(%)
Grade C≤ Mn≤ Si≤ S≤ P≤ Cr Ni N≤

0.08 2 0.75 0.03 0.045 18.0-20.0 8.0-10.5 0.1
304 Mechanical property
σb≥ σ0.2≥ δ5 (%)≥ Hardness(HB)(kgf/mm2)]
520(Mpa) 205(Mpa) 40% ≤187 HRB≤90 HV ≤200
316 Chemical Composition(%)
Grade C≤ Mn≤ Si≤ S≤ P≤ Cr Ni Cu MO N

0.017 0.98 0.25 0.0016 0.0414 16.23 10.08 0.32 2.06 0.037
316 Mechanical property
σb≥ σ0.2≥ δ5 (%)≥ Hardness(HB)(kgf/mm2)]
520(Mpa) 205(Mpa) 40% ≤187 HRB≤90 HV ≤200


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