Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number JH10-148 found under Spacer Bearing Rotor by Sigma Tek Inc. The National Stock Number assigned to this part is 6610001815819, and the Federal Supply Class is 6610 Flight Instruments. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like JH10-148.