You will generally use a cotter key or tang washer to secure the nut into place and keep the castle nut from backing off while the trailer is in
Painted 1 3/4 Round Trailer Axle - 2,200 lbs. Capacity with 1 1/16 EZ-Lube
Spindle Nut For Axles With 7/8 14 Castle Nut Redline, 49% OFF
Trailer Axle Spindle for 3,500 lb #84 Axle Butt Weld with Brake Flange
The Carry-On Trailer Spindle Kit is for use on 2,990 lb. gross vehicle weight rating trailers. This spindle kit includes a 1-3/8 in. spindle, a castle nut, and a cotter pin. The maximum weight capacity of the 1-3/8 in. spindle kit is 1,750 lb. The spindle kit measures 2.25 in. L x 3.75 in. W x 11.25 in. H. Spindle kit includes: Cotter pin, 1-3/8 in. spindle, castle nut Maximum weight capacity of the spindle kit: 1,750 lb. Use the 1-1/38 in. spindle kit on 2,990 lb.
Carry-On Trailer Spindle Kit, 1-3/8 in.
Castle Nut - Ningbo Harsco Machinery Co., Ltd. - page 1.
2 Set Trailer Axle Nut Kit Castle Nut Kit- 1” Washer & Cotter Pins Compatible with 1” Shaft Spindle Nut Kit for Trailer, RV and Boats : Automotive
Trailer Axle Spindle for 3,500 lb #84 Axle Butt Weld with Brake Flange
China Axle Nut, Axle Nut Wholesale, Manufacturers, Price
Weld-In Trailer Spindle #42 6 Lug and 8 Lug Hubs with 5 Hole Flange
BTR E-Z Lube Spindle w/ Brake Flange for 2,500-lb Trailer Axles - 1-3/4 Diameter TruRyde Trailer Spindles TRU27FR
Trailer Axle Slotted Nut-China Trailer Axle Slotted Nut
