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1/2-20 Hex Jam Nut
50FNSJ0 1/2-20 Jam Nut
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1/2-20 Hex Jam Nut

Part Number: 50FNFJ0Z
Online Price: $0.99
1/2-20 Right-Hand Jam Nut – Fine Thread Locking Nut for Heim Joints & Steering Hardware
Availability: In Stock.

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Description

1/2-20 Right-Hand Thread Jam Nut – High-Strength Lock Nut for Racing & Custom Builds


The 1/2-20 Right-Hand Thread Jam Nut is a precision-engineered, fine-thread lock nut designed to secure heim joints, tie rods, and suspension components in high-vibration environments like racing go-karts, lawnmower chassis, minibikes, and custom vehicles.


This jam nut features a thin, low-profile design ideal for locking adjustments in tight spaces, and is made from high-strength steel to handle the rigors of competitive use. Commonly used in steering systems and adjustable linkages, it’s a go-to component for kart builders and racers alike.


Product Specs:

  • Thread Size: 1/2"-20 (UNF)
  • Thread Direction: Right-Hand
  • Material: High-strength steel
  • Finish: Zinc-plated for corrosion resistance
  • Profile: Thin jam nut for locking applications
  • Sold Individually


Key Benefits:

  • Locks tie rods and heim joints in place securely
  • Withstands vibration and repetitive adjustment
  • Essential for precision steering & suspension setups
  • Compatible with most racing and off-road hardware
  • Ideal for go-karts, race mowers, minibikes & custom chassis


Common Applications:

  • Go-kart steering systems
  • Racing lawnmower chassis
  • Adjustable linkages & control arms
  • Heim joint locking in custom vehicles
  • High-vibration assemblies requiring secondary locking

FAQ

What is this 1/2-20 jam nut used for?

This fine-thread jam nut is used to lock down tie rods, heim joints, and other threaded hardware in steering and suspension systems on go-karts, race mowers, and small-engine performance vehicles.


What does "right-hand thread" mean?

Right-hand thread means it tightens clockwise, which is the standard thread direction for most hardware. It matches right-hand thread heims or rods.


Can this nut be reused?

Yes. As long as it’s not stripped or damaged, it can be reused during multiple setups or adjustments.


Is this compatible with 1/2-20 heim joints?

Yes, this nut is specifically designed to lock 1/2"-20 threaded heim joints, common in karting and racing applications.


Is this nut zinc-plated?

Yes, the jam nut is typically zinc-plated or black oxide coated to resist corrosion and wear, ideal for outdoor and race use.

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