Click to expand Tap to zoom Auveco No. 18537 Blue Neoprene A/C O-Ring Size 013 7/16" Inside Diameter, Quantity - 25 by Auveco Save Liquid error (product-badge line 32): Computation results in '-Infinity'% $5.89 | / SKU 18537 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Description Catalog Description Quantity: 25 Industry standard number: 13 Inside diameter: 7/16" Material: Blue Trflon coated Nitrile Outside diameter: 9/16" Thickness: 1/16" Used with: R12 or R134a refrigerant California warning: WARNING: This product can expose you to chemicals including Chloroprene, which is known to the state of California to cause cancer. For more information go to www.p65warnings.ca.gov Country of origin: CN Catalog Click here to see item 18537 in the Auveco catalog.