BoltReference AC0020-10040 is stocked as an aftermarket replacement; we recommend confirming compatibility with your serial number before ordering. General-purpose fastener used across mast, chassis, and drivetrain assemblies on industrial lift equipment. Replacing stretched, corroded, or damaged hardware during rebuild work keeps clamping force consistent across the joint. In-house maintenance teams and independent rebuilders rely on matching service hardware so a teardown does not stall waiting on parts. Using the correct grade and thread keeps critical joints tight under the vibration and load cycles a working forklift sees through every shift.Aftermarket replacement part, cross-references original part number AC0020-10040.Need help confirming fit? Call (562) 693-7748 with your serial number.Part number variants: AC0020-10040, ac0020-10040, AC002010040, ac002010040 ⚠ 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.