Spindle Nuts

Lippert 2025027769 6-Slot Castle Spindle Nut, 3,500-8,000-lb. Axles, 1"-14 Thread Size, 10 PackLippert$42.99In Stock

6-slot castle spindle nut, 1"-14 thread size
Rated for 3,500–8,000 lb axles
10-pack quantity per order
Universal fit, compatible with most competitor trailer axles

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Lippert 2025027770 6-Slot Castle Spindle Nut, 10,000-lb. Axles, 1-1/2"-12 Thread Size, 10 PackLippert$106.99In Stock

6-slot castle spindle nut, 1-1/2"-12 thread size
Rated for 10,000-lb axles
10-pack quantity
Requires cotter pin or tang washer for locking

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Lippert 2025027771 6-Slot Castle Spindle Nut, 12,000-16,000-lb. Axles, 1-3/4"-12 Thread Size, 10 PackLippert$120.99In Stock

1-3/4"-12 thread size for 12,000-16,000 lb axles
Six-slot castle design locks with cotter pin
10-pack replacement spindles, universal competitor compatibility
DIY installation, requires cotter pin or tang washer

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Castle-style spindle nuts secure the bearing and washer on your trailer axle spindle while allowing precise bearing preload adjustment through the slotted design. Choose thread size based on axle capacity and spindle diameter, then lock the nut with a cotter pin. Sold in 10-packs for fleet or multi-axle jobs.

Spindle Nuts

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