Cage Nut Spec Table

Cage Nut Specifications — 3 sizes

A nut held in a spring clip (cage) that snaps into square panel holes, widely used in server racks and enclosures.

Practical Notes

  • Verify cage gauge matches panel thickness. Wrong gauge prevents clip from securing.
  • Square hole size must match cage nut spec. Oversized holes cause wobble; undersized holes prevent insertion.

Selection Guide

Clips into square panel holes in 19-inch server racks and network cabinets. Floating design compensates bolt hole misalignment. M4–M6 most common; select correct gauge for panel thickness.

Cage Nut

3 sizes
NominaldPH (Height)B (Wrench)Other
M440.7---
M550.8---
M661---

Key Features

  • Nut housed in spring steel cage; clips into square holes
  • Floating design after mounting compensates bolt hole misalignment
  • M4–M12; supports 10/12 gauge panel thickness; 19-inch rack standard

Key Applications

19-inch server racks, network cabinets, electrical distribution panels, data center equipment, telecom enclosures

FAQ

Can cage nuts be reused?

Yes, as long as the clip spring maintains elasticity. Replace if the spring is deformed.

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