WasherOffered as an aftermarket replacement, this washer is a steady mover for material handling service providers that need reliable parts on the shelf. It is commonly used under fasteners across the truck to maintain clamp load, prevent loosening from vibration, or set thrust clearance, where worn or damaged hardware needs swapping during routine PM or breakdown repair. Keeping pieces like this on the shelf shortens downtime, since component failures often halt a lift truck mid-shift. Because the cross-reference for AC11016-21 is to an unrecognized supplier code, contact our team in Whittier with your truck make, model, and serial number to confirm fit before ordering.Aftermarket replacement part, cross-references original part number AC11016-21.Need help confirming fit? Call (562) 693-7748 with your serial number.Part number variants: AC11016-21, ac11016-21, AC1101621, ac1101621 ⚠ Warning: Some equipment has serial-number breaks that may not be reflected in the catalog. Contact us for clarification before ordering if uncertain.SCR Forklift Parts ships from Whittier, CA with next-day delivery available across the US when needed.