Buna-N Back-Ups 90 Durometer Rings

Standard AS 568A Size Rings

    Master Item # Actual Size I.D. (in) Actual Size I.D. (mm) Actual Size I.D. Tolerance (in) Actual Size I.D. Tolerance (mm) Actual Size W. (in) Actual Size W. (mm) Actual Size W. Tolerance (in) Actual Size W. Tolerance (mm)
    AS 568A-004 0.07 1.78 ±.005 ±0.13 0.07 1.78 ±.003 ±0.08
    AS 568A-005 0.101 2.57 ±.005 ±0.13 0.07 1.78 ±.003 ±0.08
    AS 568A-006 0.114 2.9 ±.005 ±0.13 0.07 1.78 ±.003 ±0.08
    AS 568A-007 0.145 3.68 ±.005 ±0.13 0.07 1.78 ±.003 ±0.08
    AS 568A-008 0.176 4.47 ±.005 ±0.13 0.07 1.78 ±.003 ±0.08
    AS 568A-009 0.208 5.28 ±.005 ±0.13 0.07 1.78 ±.003 ±0.08
    AS 568A-010 0.239 6.07 ±.005 ±0.13 0.07 1.78 ±.003 ±0.08
    AS 568A-011 0.301 7.65 ±.005 ±0.13 0.07 1.78 ±.003 ±0.08
    AS 568A-012 0.364 9.25 ±.005 ±0.13 0.07 1.78 ±.003 ±0.08
    AS 568A-013 0.426 10.82 ±.005 ±0.13 0.07 1.78 ±.003 ±0.08
    AS 568A-014 0.489 12.42 ±.005 ±0.13 0.07 1.78 ±.003 ±0.08
    AS 568A-015 0.551 14 ±.007 ±0.18 0.07 1.78 ±.003 ±0.08
    AS 568A-016 0.614 15.6 ±.009 ±0.23 0.07 1.78 ±.003 ±0.08
    AS 568A-017 0.676 17.17 ±.009 ±0.23 0.07 1.78 ±.003 ±0.08
    AS 568A-018 0.739 18.77 ±.009 ±0.23 0.07 1.78 ±.003 ±0.08
    AS 568A-019 0.801 20.35 ±.009 ±0.23 0.07 1.78 ±.003 ±0.08
    AS 568A-020 0.864 21.95 ±.009 ±0.23 0.07 1.78 ±.003 ±0.08
    AS 568A-021 0.926 23.52 ±.009 ±0.23 0.07 1.78 ±.003 ±0.08
    AS 568A-022 0.989 25.12 ±.010 ±0.25 0.07 1.78 ±.003 ±0.08
    AS 568A-023 1.051 26.7 ±.010 ±0.25 0.07 1.78 ±.003 ±0.08
    AS 568A-024 1.114 28.3 ±.010 ±0.25 0.07 1.78 ±.003 ±0.08
    AS 568A-025 1.176 29.87 ±.011 ±0.28 0.07 1.78 ±.003 ±0.08
    AS 568A-026 1.239 31.47 ±.011 ±0.28 0.07 1.78 ±.003 ±0.08
    AS 568A-027 1.301 33.05 ±.011 ±0.28 0.07 1.78 ±.003 ±0.08
    AS 568A-028 1.364 34.65 ±.013 ±0.33 0.07 1.78 ±.003 ±0.08
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