Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 32-312A-KPRO-PZZ9 found under Thermometer Indicating Capillary by Weksler Glass Thermometer Corp. The National Stock Number assigned to this part is 6685002910570, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 32-312A-KPRO-PZZ9.