Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number HL 1050PB-5-5 found under Pin Rivet by Satair A S. The National Stock Number assigned to this part is 5320008133923, and the Federal Supply Class is 5320 Rivets. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like HL 1050PB-5-5.