What is a GI nylon insert lock nut?
A GI nylon insert lock nut (nyloc) is a galvanized hexagon nut with a nylon collar. The nylon grips the bolt thread to create prevailing torque that stops the nut loosening under vibration. It is made to DIN 985 from M4 to M20.
Do you only supply one size of nyloc nut?
No. The datasheet shows one representative size for reference. We supply the full range M4u2013M20 (and larger), standard and high nyloc, in GI, zinc and stainless A2/A4 finishes. Send your size list for availability and price.
When should I use a nyloc nut?
Use a nylon insert lock nut wherever a joint is exposed to vibration or movement u2014 machinery, automotive, pumps, fans u2014 and you need it to stay tight without a spring washer or thread locker.
What sizes and finishes are available?
Standard stock is M4 to M20 in galvanized finish. Stainless steel A2/A4 is available on request. Share your size list for availability and price.
How much does a nyloc nut cost?
Price depends on size and quantity. We offer competitive per-piece and bulk wholesale pricing. Request a quote for the best nylon insert lock nut price in your city.
Do you deliver across the UAE, GCC and Africa?
Yes. We stock in Deira, Dubai and deliver across the UAE, with export supply to Saudi Arabia, Qatar, Kuwait, Oman and East/West African markets including Tanzania.