High Pressure O-Ring Assortment, Swordfish 00300, 212 Pcs.. Product Details AS568A dash No. (12). Each of 905 to 910, (10). Each of 901 to 904, 911 to 914, 916, 918, 920, 924, 928, 932. Made of Buna nitrile durometer 90 shore A. High quality meet/exceeds SAE J200, ASTM D2000. AS568A Dash No. (12) Each of 905 to 910, (10) Each of 901 to 904, 911 to 914, 916, 918, 920, 924, 928, 932 Made of Buna Nitrile Durometer 90 Shore A High quality meet / exceeds SAE J200, ASTM D2000 -30 degree to 250 degree F temperature range Boss tube fitting application Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.