BS517 to BS562

BS517 to BS562

Imperial / Inch sizes of Nitrile (NBR, Buna N) O-rings.  These sizes are usually looked up by a size code e.g. BS519.  The size codes are as follows:

Size code O-ring cross section
-517 to -562 1.78


​Remember to check media compatibility using our Chemical Compatibility Guide.

More information:
O-ring material data sheet - Nitrile 70
O-ring Housing dimensions
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Article No. OD ID CS Ref. Material
  Price breaks
Each  
QTY ADD
BS517-N70 39.83 36.27 1.78 517 Nitrile 70 10+ 25+ 50+ 100+ 250+ 500+ 1000+ MORE
£0.17 £0.09 £0.08 £0.06 £0.05 £0.04 £0.03 CALL
BS519-N70 43.01 39.45 1.78 519 Nitrile 70 10+ 25+ 50+ 100+ 250+ 500+ 1000+ MORE
£0.17 £0.09 £0.08 £0.06 £0.05 £0.04 £0.03 CALL
BS532-N70 82.56 79 1.78 532 Nitrile 70 5+ 10+ 20+ 50+ 100+ 250+ MORE
£0.36 £0.21 £0.14 £0.12 £0.10 £0.09 CALL
BS534-N70 88.9 85.34 1.78 534 Nitrile 70 5+ 10+ 20+ 50+ 100+ 250+ MORE
£0.36 £0.21 £0.14 £0.12 £0.10 £0.09 CALL
BS536-N70 95.26 91.7 1.78 536 Nitrile 70 5+ 10+ 20+ 50+ 100+ 250+ MORE
£0.36 £0.21 £0.14 £0.12 £0.10 £0.09 CALL
BS538-N70 101.61 98.05 1.78 538 Nitrile 70 5+ 10+ 20+ 50+ 100+ 250+ MORE
£0.37 £0.22 £0.15 £0.13 £0.11 £0.10 CALL
BS540-N70 107.96 104.4 1.78 540 Nitrile 70 3+ 10+ 20+ 50+ 100+ 250+ MORE
£0.58 £0.23 £0.16 £0.14 £0.12 £0.11 CALL
BS542-N70 114.3 110.74 1.78 542 Nitrile 70 3+ 10+ 20+ 50+ 100+ 250+ MORE
£0.58 £0.23 £0.16 £0.14 £0.12 £0.11 CALL
BS544-N70 120.66 117.1 1.78 544 Nitrile 70 3+ 10+ 20+ 50+ 100+ 250+ MORE
£0.59 £0.24 £0.17 £0.15 £0.13 £0.12 CALL
BS546-N70 127 123.44 1.78 546 Nitrile 70 3+ 10+ 20+ 50+ 100+ 250+ MORE
£0.59 £0.24 £0.17 £0.15 £0.13 £0.12 CALL
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