Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number HD4-3003-1 found under Sleevetorque Limiter by Hexcel Corporation. The National Stock Number assigned to this part is 4810016541142, and the Federal Supply Class is 4810 Valves Powered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like HD4-3003-1.