[4000 BULK] Hex Lock Nuts Nylon Insert Thin Height NTM NTE Steel Zinc Yellow 1/4-20

Meet the Hex Lock Nuts Nylon Insert Thin Height NTM NTE Steel Zinc Yellow 1/4-20 — a compact, high-performance solution for secure fastening in tight spaces. The combination of a nylon insert and steel body delivers dependable locking action, vibration resistance, and long service life in a variety of applications. This thin-height hex lock nut is designed for 1/4-20 fasteners, offering reliable locking without adding bulk to assemblies.

Key features

• Thin height design fits compact assemblies where space is limited
• Nylon insert locking prevents loosening due to vibration and cycling
• Steel body with yellow zinc finish provides strength and corrosion resistance
• Thread size 1/4-20 standard UNC thread for common hardware compatibility
• NTM / NTE construction tailored for robust locking performance

Applications

• Automotive, machinery, and equipment assemblies requiring secure fasteners
• Control panels, electrical enclosures, and equipment in vibration-prone environments
• Any application needing a reliable lock nut in restricted spaces

Material & finish

• Body: steel, hardened for strength
• Finish: yellow zinc plating for enhanced corrosion resistance
• Insert: nylon locking element for constant retention
• Thread: UNC 1/4-20

Installation tips

For best results, tighten to the appropriate torque for 1/4-20 fasteners and inspect the nylon insert for wear or damage. Replace lock nuts if the nylon insert becomes cracked or deformed to maintain locking performance.