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Maryland Metrics: Technical Data Chart
   
JIS K standard o-ring size listing
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When inquiring for a quotation; include the standard number.

Other sizes are also available but are not included in this listing. Please inquire.
JIS K standard number Inner diameter Cord diameter (thickness) Outer diameter
  W ID OD
K 5.5 5 2.5 10
K 6.5 6 2.5 11
K 7.5 7 2.5 12
K 8.5 8 2.5 13
K 9.5 9 2.5 14
K 24.3 23.8 2.5 28.8
K 25.3 24.8 2.5 29.8
K 26.3 25.8 2.5 30.8
K 27.3 26.8 2.5 31.8
K 28.3 27.8 2.5 32.8
K 30.3 29.8 2.5 34.8
K 32.3 31.8 2.5 36.8
K 35.3 34.8 2.5 39.8
K 36.3 35.8 2.5 40.8
K 40 39.5 2.5 44.5
K 45 44.5 2.5 49.5
K 50 49.5 2.5 54.5
K 55 54.5 2.5 59.5
K 58 57.5 2.5 62.5
K 60 59.5 2.5 64.5
K 63 62.5 2.5 67.5
K 65 64.5 2.5 69.5
K 66 65.5 2.5 70.5
K 70 69.5 2.5 74.5
K 75 74.5 2.5 79.5
K 80 79.5 2.5 84.5
K 85 84.5 2.5 89.5
K 90 89.5 2.5 94.5
K 95 94.5 2.5 99.5
K 100 99.5 2.5 104.5
K 105 104.5 2.5 109.5
K 110 109.5 2.5 114.5
K 115 114.5 2.5 119.5
K 120 119.5 2.5 124.5
K 125 124.5 2.5 129.5
K 130 129.5 2.5 134.5
K 135 134.5 2.5 139.5
K 140 139.5 2.5 144.5
K 145 144.5 2.5 149.5
K 150 149.5 2.5 154.5

(Unit: mm)

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