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The Range£10.75Visit shop Unifix Square Pressed Nuts Din 562 Bzp - M8 X 1.25 - Nspmrz08 000 - Grey
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The Unifix Square Pressed Nuts are engineered for professional technicians and DIY enthusiasts requiring reliable, low-profile fastening solutions in mechanical or structural projects. Featuring a durable M4 x 0.70 thread size and a Bright Zinc Plated (BZP) finish, these nuts offer excellent corrosion resistance and long-lasting stability in various environments. A primary caveat to keep in mind is that their specific square shape is designed for fixed-position housing or channel tracking, so they may not be suitable for general-purpose applications where hex-shaped nuts are typically preferred.
| Colour | Silver |
|---|---|
| Model Part Number | 5014196975191 |
| Brand | Unifix |
DIN 562 is a German industrial standard that defines the dimensions and requirements for thin, square-pressed nuts.
The Bright Zinc Plated (BZP) finish provides moderate corrosion resistance suitable for many outdoor applications, but they are not as resistant as stainless steel for coastal or extreme weather conditions.
These are primarily designed to be held in place by a bracket, channel, or recess, while the bolt is tightened using a screwdriver or hex key.
Yes, provided the threads remain clean and are not stripped during previous installations.
No, this specific model is designed exclusively for M4 x 0.70 threads. For M6, you should look for the Unifix M6 variant.
Check if the channel width is slightly too wide for the nut; use a shim or ensure the nut is oriented perfectly square to the channel walls.
Verify that the bolt and nut have the same thread pitch (M4 x 0.70). Do not force the connection, as this may strip the threads.
To ensure proper installation, always ensure your bolt thread matches the M4 x 0.70 specifications exactly to prevent stripping. When using these in channels, verify the channel width is compatible with the outer dimension of the square nut to prevent binding. While the BZP finish offers strong corrosion resistance, avoid using these in high-salinity or chemically harsh environments where stainless steel or specialized coatings might be required. For long-term maintenance, keep the threads clear of grit and debris, and consider using a light machine oil if the nuts are being frequently adjusted or removed in a mobile application.
