Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number K11 K1E GASKET found under Adapter Compressed Gas Cylinder by Air Conditioning Suppliers Inc. The National Stock Number assigned to this part is 8120003770695, and the Federal Supply Class is 8120 Commercial And Industrial Gas Cylinders. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like K11 K1E GASKET.