Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 76HC231-1122 found under Thermostat Crankcas by Carrier Corporation. The National Stock Number assigned to this part is 4130000874565, and the Federal Supply Class is 4130 Refrigeration And Air Conditioning Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 76HC231-1122.