Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DFA .125 1IN 30 found under Parts Kit Steam Tra by Nicholson Steam Trap Inc. The National Stock Number assigned to this part is 4730012997067, and the Federal Supply Class is 4730 Hose Pipe Tube Lubrication And Railing Fittings. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like DFA .125 1IN 30.