Part Number MK60 1 2IN 191076B ITEM 13 having (CAGE Code 21476) and FSC 5310 Nuts and Washers in stock with ready to ship. Get an instant quote for MK60 1 2IN 191076B ITEM 13 Nut Self Locking Hexagon by Richards Industries Valve Group. Fill the form below with your desired order quantity, targeted price and the expected order-fulfilment date. Our dedicated account manager will get back to you within 15 minutes.