1" D-FLAT SPINDLE NUT RETAINER KIT 3500-8000LB

Spindle Nut Kit – Fits 2,200‑ to 4,400‑lb Axles, 1"-14 Thread Size, Includes D‑Flat & Tang Washer

Ensure your trailer hub stays properly secured with this Spindle Nut Kit, designed for 2,200‑ to 4,400‑lb axle assemblies. Featuring a 1"-14 threaded spindle nut, D‑flat washer, and tang washer, this kit provides the essential hardware needed to maintain correct bearing preload and prevent nut back‑off during towing.

Key Features

• Fits 2,200‑ to 4,400‑lb Trailer Axles Compatible with a wide range of light‑ to medium‑duty trailer applications.

• 1"-14 Thread Spindle Nut Standard thread size for many common 2.2K–4.4K axle spindles.

• Includes D‑Flat Washer Ensures proper alignment and distributes load evenly across the spindle face.

• Includes Tang Washer Locks the nut securely in place to prevent loosening from vibration.

• Durable Steel Construction Built to withstand heat, friction, and long‑term use.

• Essential for Proper Hub Service Helps maintain correct bearing adjustment and safe wheel operation.