Part Number MS16997-37L Capscrew 8 32 1 1 4 Hex W Patc in stock with ready to ship. Get an instant quote for Unison Engine Componentsmanches part number MS16997-37L by filling form below with your desired order quantity, targeted price and the expected order-fulfilment date. Get instant quote for MS16997-37L. Our dedicated account manager will get back to you within 15 minutes.