Description

Suspension Hardware Hex Castle Nut 7/8″-9 Universal Hex Castle Nut used in APT6SE / APT6SE-GS3, APTTS6SE Equalizer Bolt for Leaf Spring Suspension 3.5K – 8K often used with SKU 7845B

This universal 7/8″-9 hex castle nut is designed for use in trailer suspension systems, specifically with APT6SE, APT6SE-GS3, and APTTS6SE equalizer bolts in leaf spring setups for 3.5K to 8K axles. Commonly paired with SKU 7845B, this heavy-duty nut features slotted castellations to allow for secure installation using a cotter pin (sold separately), preventing loosening under vibration and load. Manufactured from durable steel, it’s ideal for use in high-stress suspension applications where long-lasting performance is essential.