

1/2" UNF Nyloc Nut, A2 Stainless Steel ASME B18.16.6
1/2” UNF Nyloc Nut
Corrosion resistant 1/2” 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.
Manufactured with a (UNF) unified fine pitch thread and in A2 stainless steel which offers a high corrosion resistance.
A versatile corrosion resistant UNF hex nut and 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.
Used by both DIY enthusiasts and professionals alike across numerous industries including automotive, aerospace, machinery, and general construction.
1/2" UNF Nyloc Nut Specification
- Diameter (TD): 1/2” UNF
- Nut width / socket size (SS): 0.75”
- Nut height (NH): 0.60” max - (NH1): 0.46” min
- Pitch: 20 threads per inch
- Material: A2 stainless steel
- Insert Material: Nylon
Part of a larger range of stainless steel Nyloc nuts (nylon lock nuts) available from Fusion Fixings with bulk price discounts
Original: $0.54
-70%$0.54
$0.16Product Information
Product Information
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Shipping & Returns
Description
1/2” UNF Nyloc Nut
Corrosion resistant 1/2” 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.
Manufactured with a (UNF) unified fine pitch thread and in A2 stainless steel which offers a high corrosion resistance.
A versatile corrosion resistant UNF hex nut and 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.
Used by both DIY enthusiasts and professionals alike across numerous industries including automotive, aerospace, machinery, and general construction.
1/2" UNF Nyloc Nut Specification
- Diameter (TD): 1/2” UNF
- Nut width / socket size (SS): 0.75”
- Nut height (NH): 0.60” max - (NH1): 0.46” min
- Pitch: 20 threads per inch
- Material: A2 stainless steel
- Insert Material: Nylon
Part of a larger range of stainless steel Nyloc nuts (nylon lock nuts) available from Fusion Fixings with bulk price discounts


















