Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MODEL 8R found under Threading Machine Pipe And Bolt by Teledyne Landis Oster. The National Stock Number assigned to this part is 3419011305966, and the Federal Supply Class is 3419 Miscellaneous Machine Tools. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like MODEL 8R.