Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SS 4MBHT 12 found under Hose Assembly Nonme by Swagelok Ltd. The National Stock Number assigned to this part is 4720013164060, and the Federal Supply Class is 4720 Hose And Flexible Tubing. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like SS 4MBHT 12.