Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PL3-2-49.0 REF 17B found under Switch Electrical by Link Belt Construction Equipment. The National Stock Number assigned to this part is 5930014491360, and the Federal Supply Class is 5930 Switches. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like PL3-2-49.0 REF 17B.