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5/8 UNF Nyloc Nut, Bright Zinc Plated

Please Note: Image is for illustration purposes only. For accurate specifications, please refer to the information provided or reach out to us directly.

Item Code: NIN-UNFBZP-58
10178
 Available for Dispatch & Collection Today
10178
 Available for Dispatch & Collection Today
10178
 Available for Dispatch & Collection Today
10178
 Available for Dispatch & Collection Today
10178
 Available for Dispatch & Collection Today
10178
 Available for Dispatch & Collection Today
10178
 Available for Dispatch & Collection Today

5/8 UNF Nyloc Nut

5/8 UNF Nyloc nut with a nylon insert that provides a locking action preventing the nut from loosening due to vibration. The nylon insert also c. . .

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5/8 UNF Nyloc Nut

5/8 UNF Nyloc nut with a nylon insert that provides a locking action preventing the nut from loosening due to vibration. The nylon insert also creates a seal against the ingress of liquids making this hex nut a versatile choice.

When installed the thread from the fixing cuts into the nylon insert for a tighter hold which sees them used where vibration and movement can be a concern.

A versatile UNF hex nut Manufactured with a (UNF) unified fine thread and in grade 6 steel with a bright zinc plating (BZP).

Used by both DIY enthusiasts and professionals alike across numerous industries including automotive, aerospace, machinery, and general construction.

5/8 UNF Nyloc Nut Specification

  • Diameter (TD): 5/8” UNF
  • Nut width / socket size (SS): 0.94”
  • Nut height (NH): 0.76” max - (NH1): 0.59” min
  • Pitch: 18 threads per inch
  • Material: Grade 6 steel
  • Finish: Bright zinc plated (BZP)
  • Insert Material: Nylon

Part of a larger range of Nyloc nuts (nylon lock nuts) available from Fusion Fixings with bulk price discounts.

Do you need a Nyloc nut with high corrosion resistance?

If you need a 5/8 UNF Nyloc nut with high corrosion resistance, take a look at our 5/8 UNF stainless steel Nyloc nut >

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Delivery Information

We offer shipping options to cater for all locations throughout the UK and aim to dispatch all orders on the same working day with a cut-off of 1pm. Please visit our Delivery Information page for more information on the options available.

Please Note: Due to a national shortage of delivery drivers, we cannot guarantee delivery times, for more urgent orders, please contact us for a more accurate lead time.

Returns Information

30 Day Returns on Standard Orders

Standard orders come with a 30-day refund policy. Please visit our Returns Policy page to view our Terms & Conditions.

QTY Breaks Price Each Ex VAT
Buy 5+ £0.71
Buy 10+ £0.64
Buy 25+ £0.57
Buy 50+ £0.47
Buy 100+ £0.39
Buy 200+ £0.32
Price Each:
Original price £0.32 - Original price £0.90
Original price
£0.90 ex VAT
£0.32 - £0.90
Current price £0.90 ex VAT
£1.08  incl VAT

Delivery Information

We offer shipping options to cater for all locations throughout the UK and aim to dispatch all orders on the same working day with a cut-off of 1pm. Please visit our Delivery Information page for more information on the options available.

Please Note: Due to a national shortage of delivery drivers, we cannot guarantee delivery times, for more urgent orders, please contact us for a more accurate lead time.

Returns Information

30 Day Returns on Standard Orders

Standard orders come with a 30-day refund policy. Please visit our Returns Policy page to view our Terms & Conditions.

Technical Specification

Thread Diameter (TD) 5/8” UNF
Thread Pitch (TP) 18 threads per inch
Nut Height (NH) 0.76” max - (NH1): 0.59” min
Socket Size (SS) 0.94”
Material Grade 6 steel
Finish Bright Zinc Plated BZP