Brass Hex Jam Lock Nut, BSP Thread,Heavy‑Duty Locknut for Plumbing Fittings

These solid brass hex jam lock nuts (also known as lock collar nuts) adopt standard BSP British pipe thread.Precision‑machined burr‑free inner threads ensure smooth assembly without thread damage.Thickened brass wall avoids crushing and deformation when tightening. Good anti‑rust & anti‑corrosion performance for wet plumbing environments.Widely used for pipe fitting fastening, fixture locking, water pipe connection and industrial equipment assembly.Available sizes:1/8",1/4",3/8",1/2",3/4",1".Package includes lock nut(s) of your selected size.

• ✅ PRECISION BSP THREAD – Clean burr‑free threads for smooth tightening, no cross‑threading during installation.
• ✅ SOLID BRASS CONSTRUCTION – Thick wall design resists deformation under torque, continued for long‑term use.
• ✅ ANTI‑CORROSION PERFORMANCE – Brass material resists rust & oxidation for plumbing and water pipe applications.
• ✅ HEX JAM LOCK NUT DESIGN – Provides firm locking force to secure pipe fittings, prevent loosening from vibration.
• ✅ MULTIPLE BRITISH SIZES – 1/8",1/4",3/8",1/2",3/4",1" for extremely standard plumbing pipe connection projects.