Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 2ZR830PART ZR830 found under Housing Bellows by Ashcroft Inc. The National Stock Number assigned to this part is 4820008768962, and the Federal Supply Class is 4820 Valves Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 2ZR830PART ZR830.