Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number ANVIL CAT CUT FIG NO 831 PN5 found under Guide Valve Stem by Valve Automation And Control Of San. The National Stock Number assigned to this part is 4820014171566, 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 ANVIL CAT CUT FIG NO 831 PN5.