Please review the below NSNs and provide us with any sources that are able to manufacture the item. Please also provide the location of the manufacturer (City and State OR country if applicable). Please also provide POCs for these manufacturers if available. All of this information can be submitted to Thomas Maul at [email protected] or Phone: 614-692-1644. We thank you in advance for your assistance. NSNs: 5310011612527 (Washer, Lock) and 5310011663657 (Washer, Lock).