Oリング S規格の寸法表

Oリング(オーリング)S規格の寸法表は、以下のとおりです。S規格とは、機器の小型化を受けて細い線径のOリング寸法を規格化したもので、昭和期に日本国内で規定されました。尚、溝寸法についてはS規格の詳細からご確認下さい。

規格の詳細(溝寸法)
規格の一覧(早見表)

呼び番号 線径(太さ) 内径 外径 同一寸法規格
S21.51.54.5
S31.52.55.5
S41.53.56.5
S51.54.57.5
S61.55.58.5
S71.56.59.5
S81.57.510.5
S91.58.511.5
S101.59.512.5
S11.21.510.713.7
S121.511.514.5
S12.51.512.015.0
S141.513.516.5
S151.514.517.5
S161.515.518.5
S181.517.520.5
S201.519.522.5
S221.521.524.5
S22.42.021.925.9
S242.023.527.5
S252.024.528.5
S262.025.529.5
S282.027.531.5
S292.028.532.5
S302.029.533.5
S31.52.031.035.0
S322.031.535.5
S342.033.537.5
S352.034.538.5
S35.52.035.039.0
S362.035.539.5
S382.037.541.5
S392.038.542.5
S402.039.543.5
S422.041.545.5
S442.043.547.5
S452.044.548.5
S462.045.549.5
S482.047.551.5
S502.049.553.5
S532.052.556.5
S552.054.558.5
S562.055.559.5
S602.059.563.5
S632.062.566.5
S652.064.568.5
S672.066.570.5
S702.069.573.5
S712.070.574.5
S752.074.578.5
S802.079.583.5
S852.084.588.5
S902.089.593.5
S952.094.598.5
S1002.099.5103.5
S1052.0104.5108.5
S1102.0109.5113.5
S1122.0111.5115.5
S1152.0114.5118.5
S1202.0119.5123.5
S1252.0124.5128.5
S1302.0129.5133.5
S1322.0131.5135.5
S1352.0134.5138.5
S1402.0139.5143.5
S1452.0144.5148.5
S1502.0149.5153.5