Check the listing for details. 5/16"-18 Grade 5 Finished Hex Nuts Zinc. Condition: New. Listed at 4.30 USD. WELCOME TO WARREN FASTENINGS SOUTH 5/16"-18 Grade 5 Finished Hex Nut ZincThe most versatile and widely used nut. ANSI B1.1 UNC and UNF Class 2B thread requirement. Grade 5. Zinc plating, retards the corrosion rate in a normal atmosphere. WE CARRY A FULL LINE OF METRIC AND STANDARD THREADED FASTENERS. HAVE ANY COMMENTS OR QUESTIONS? For more fastener assortments and individual items please visit our eBay Store! Looking for another size or quantity? Please e-mail or call us and we will create a listing with what you need! VISIT OUR WEBSITE TO VIEW ALL OF OUR PRODUCTS! PAYMENT: PAYPAL VISA MASTERCARD DISCOVER CARD AMERICAN EXPRESS WE DO NOT ACCEPT PERSONAL CHECKS OR BUSINESS CHECKS. PAYMENT IS DUE WITHIN 1 DAYS OF THE END OF AUCTION. IF YOU ARE NOT SATISFIED WITH YOUR PURCHASE TELL US! WE WANT EVERY CUSTOMER TO BE HAPPY THEY PURCHASED FROM WARREN FASTENINGS SOUTH!