Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A299MCB39 found under Wedge Railway Journal Bearing by Ohio Industries Inc. The National Stock Number assigned to this part is 2240001790366, and the Federal Supply Class is 2240 Locomotive And Rail Car Accessories And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like A299MCB39.