Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number E1850 found under Pad Absorbent Hazardous Material by Johns Manville Corp. The National Stock Number assigned to this part is 4235013340985, and the Federal Supply Class is 4235 Hazardous Material Spill Containment And Clean Up Equipment And Material. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like E1850.