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O-Ring Size Chart

This O-ring Size Chart is to help you find American Standard O-rings sizes. (001- 475) O-rings are measured I.D. (Inside diameter) x C.S. (Cross section-or Thickness) AS-568A is the Aerospace universal dash number size standard for O-rings from the Society of Automotive Engineers (S.A.E.) Most common durometers are: 70 & 90 +/-5 Please specify material & durometer when ordering . Once you have found your chosen size (ID x OD) choose coresponding three diget numbers and use when ordering. If you can’t find something you’re looking for, give us a call at 800-445-7803.

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Product #Sort-ascending I.D. (Inch) O.D. (Inch) C.S. (Width) (Inch)  
-001 1/32 3/32 1/32 (.040) Add to Cart
-002 3/64 9/64 1/32 (.050) Add to Cart
-003 1/16 3/16 1/16 (.060) Add to Cart
-004 5/64 13/64 1/16 (.070) Add to Cart
-005 3/32 7/32 1/16 (.070) Add to Cart
-006 1/8 1/4 1/16 (.070) Add to Cart
-007 5/32 9/32 1/16 (.070) Add to Cart
-008 3/16 5/16 1/16 (.070) Add to Cart
-009 7/32 11/32 1/16 (.070) Add to Cart
-010 1/4 3/8 1/16 (.070) Add to Cart
-011 5/16 7/16 1/16 (.070) Add to Cart
-012 3/8 1/2 1/16 (.070) Add to Cart
-013 7/16 9/16 1/16 (.070) Add to Cart
-014 1/2 5/8 1/16 (.070) Add to Cart
-015 9/16 11/16 1/16 (.070) Add to Cart
-016 5/8 3/4 1/16 (.070) Add to Cart
-017 11/16 13/16 1/16 (.070) Add to Cart
-018 3/4 7/8 1/16 (.070) Add to Cart
-019 13/16 15/16 1/16 (.070) Add to Cart
-020 7/8 1 1/16 (.070) Add to Cart
-021 15/16 1 1/16 1/16 (.070) Add to Cart
-022 1 1 1/8 1/16 (.070) Add to Cart
-023 1 1/16 1 3/16 1/16 (.070) Add to Cart
-024 1 1/8 1 1/4 1/16 (.070) Add to Cart
-025 1 3/16 1 5/16 1/16 (.070) Add to Cart
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