This dipstick is designed to fit Cummins engine models K19 and K38 with NT855. It is an OE/OEM part number and manufacturer part number 4914079, made in China. The dipstick is suitable for use with oil drain plugs, filler caps, and dipsticks, and falls under the category of Engine & Engine Parts, Car & Truck Parts & Accessories, and Parts & Accessories on eBay Motors.