safety nut

Thân thiện

A mechanic tightens a safety nut onto a bolt.

Definition

1. Noun:
   • A supplementary nut that is screwed down on top of a primary nut to prevent it from loosening. It is a type of locknut used to secure a fastener in place, typically in mechanical or engineering contexts to ensure safety and reliability.

Usage Examples

• Noun:
  • Always install a safety nut on the axle to prevent the wheel from coming loose.
  • The mechanic tightened the safety nut over the main bolt to secure the assembly.
  • In this design, the safety nut acts as a secondary locking device.

Advanced Usage

• "to double-nut with a safety nut": A technical phrase describing the installation method where a safety nut is used.
  • For critical joints, the manual instructs you to double-nut with a safety nut.

Variants and Related Words

• Locknut (n): A general term for a nut that resists loosening under vibration, which includes a safety nut as one type.
• Jam nut (n): A thin nut often used similarly to a safety nut, though sometimes differentiated by thickness and specific application.

Synonyms

• Locknut: A nut designed to prevent loosening.
• Check nut: Another term for a secondary nut used for locking.

Related Phrases

• Safety lock washer: A related component often used in conjunction with nuts to prevent loosening, but it is a different part.

Học thuật

Noun

1. supplementary nut that is screwed down on a primary nut to prevent it from loosening

Từ đồng nghĩa

• locknut