Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number T12975 found under Repair Kit Knob by Draeger Safety Inc. The National Stock Number assigned to this part is 5355011707183, and the Federal Supply Class is 5355 Knobs And Pointers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like T12975.