UNF Hex Full Nuts – Imperial Fine Thread, BZP Zinc Plated Steel (3/16"–5/8")

UNF imperial hex full nuts in bright zinc plated mild steel — fine-thread nuts for imperial fasteners, sized 3/16" through 5/8".

Material
Mild steel

Finish
Bright zinc plated (BZP) for corrosion resistance

Thread
UNF (Unified Fine) — imperial fine thread

Sizes
3/16", 1/4", 5/16", 3/8", 7/16", 1/2" and 5/8"

Uses
Pairs with matching UNF bolts and set screws for automotive, classic vehicle, engineering and general repair work where an imperial fine thread is required

Check the thread
UNF is the fine-thread series — if you need imperial coarse thread, see our UNC steel nuts instead.

Quantities available
Choose your size and quantity above — available in packs of 10, 25, 50, 100 or 1000.

Browse our full range of set screws, socket caps and washers to complete the fixing.

Also known as hex nuts, full nuts, imperial nuts, fine thread nuts or UNF nuts.