Specification Brand : Serco Label : Multi-Fab Manufacturer : Multi-Fab NumberOfItems : 1 PartNumber : 333-049 ProductGroup : BISS Basic ProductTypeName : HARDWARE_PIN Publisher : Multi-Fab SmallImage_Height : 26 SmallImage_URL : https://m.media-amazon.com/images/I/31eMV7EIF8L._SL75_.jpg SmallImage_Width : 75 Studio : Multi-Fab Title : Wl Main Spring 23 5/16" Oal X 3 1/8" Od 40 Coils .468" Wire Dia Part Number: 333-049 This Part is Used on Serco Equipment.