Unifix Square Pressed Nuts DIN 562 BZP - M5 x 0.80 - Silver

The Unifix Square Pressed Nuts DIN 562 are designed for reliable fastening in various mechanical a...

Best current price£10.75from The Range

Colour

All Offers

8 offers from £10.75 - £16.20

View price history by clicking the chart icon.

The RangeUnifix Square Pressed Nuts Din 562 Bzp - M8 X 1.25 - Nspmrz08 000 - Grey
Free delivery in 1–3 days
£10.75
Visit shop
eBayUnifix Square Pressed Nuts DIN 562 BZP M8 x 1.25
Free delivery in 1–3 days
£11.32
Visit shop
DebenhamsUnifix Unisex Silver Square Pressed Nuts Din 562 Bzp M8 X 1.25 In
Free delivery in 1–3 days
£11.56
Visit shop
B&QB&Q - Square Pressed Nuts Din 562 BzpM8 X 1.25Nspmrz08 000
Free delivery in 1–3 days
£12.27
Visit shop

Product Information

Full details

The Unifix Square Pressed Nuts DIN 562 are ideal for DIY enthusiasts and professionals seeking a reliable, low-profile fastening solution for structural or mechanical assemblies. Featuring an M5 x 0.80 thread size and a bright zinc-plated finish, these nuts provide essential corrosion resistance for indoor and light outdoor applications, though they are not intended for high-stress industrial environments requiring heavy-duty torque resistance.

All features

ColourSilver
Model Part Number1268314
BrandUnifix

Extended Product Information

FAQs

Can these nuts be used outdoors?

They are bright zinc plated, which offers moderate protection, but they are best suited for indoor use or protected outdoor areas. Avoid constant direct exposure to rain or salt.

What tools do I need for installation?

You will need a standard M5 bolt and either an open-ended wrench, pliers, or a square-cut housing to secure the nut.

Are these stainless steel?

No, these are bright zinc-plated steel. They provide corrosion resistance, but are not as rust-resistant as 304 or 316 grade stainless steel.

What is the thread pitch for this nut?

This model features a standard 0.80mm thread pitch.

Can I use these with M6 bolts?

No, these are strictly for M5 bolts. Using them with the wrong size will damage the threads.

Troubleshooting

Bolt is difficult to screw into the nut

Verify that both the nut and the bolt are M5 x 0.80. Ensure there is no debris or paint inside the nut threads.

Nut spins during installation

Ensure the square nut is fully seated within the designated square recess. If no recess exists, use an open-ended wrench or pliers to hold the nut in place.

Pros and Cons

Pros

  • Resists rust and oxidation due to BZP coating
  • Square shape allows for easier tightening in recessed slots
  • Lightweight yet durable construction
  • Standardized M5 sizing ensures wide compatibility

Cons

  • Not suitable for heavy-duty industrial load-bearing applications
  • Limited corrosion resistance compared to stainless steel or hot-dip galvanized finishes
  • May require specific square-cut holes for optimal locking functionality

Setup, Compatibility & Care

To ensure a secure connection, verify that your mating bolt is also M5 x 0.80. When installing, place the square nut into its housing or hold it firmly with a pair of pliers if no recess is available. Avoid overtightening with power tools, as the pressed steel construction may strip if subjected to extreme torque beyond standard hand-tightening force. For long-term maintenance, keep the fasteners dry; while the zinc plating is durable, excessive moisture exposure over several years may eventually lead to surface oxidation.

Price History

DatePrice
Visit shop