Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number HL11615PC44 found under Bearing Sleeve by Worthington Compressors Inc. The National Stock Number assigned to this part is 3120003437579, and the Federal Supply Class is 3120 Bearings Plain Unmounted. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like HL11615PC44.