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6 Lobe Pin TX Security Barrel Nuts & Sex Bolts

6 Lobe Pin TX Security Barrel Nuts & Sex Bolts Stock Sizes

  • Tamper Prof TX with Medium Security Resistance.
  • Usable for high torque applications.
  • Ideal for use in architectural stair casing and balustrade, protecting playground equipment, furniture and signage.
  • Parts can be matched for a finished appearance.

6 Lobe Pin TX Security Barrel Nuts and Sex Bolts are two-way security nuts offering resistance to possible tampering. This fastener requires a special driver bit to fix or remove.

This security sex bolt is a tamper-proof adaptation of the commonly known sex bolt, which can also be referred to as a security barrel nut/bolt.

This type of fastener has a barrel-shaped flange and protruding boss that is internally threaded. The boss sits within the components being fastened and the flange provides the bearing surface.

The security sex bolt (consisting of a male and female bolt), and accompanying tamperproof security machine screw sit flush on their side of the surfaces being fastened.

It is normall chosen for applications due to its low profile compared to other nuts. It’s 6 Lobe Pin TX drive feature is also available as a 2-Hole or Clutch drive to aid in tightening the fastener.

Available as standard in stainless steel, with other materials and special sizes available to order.

Please contact us with your requirements to further your enquiry.

Thread / Length (mm) 10 12 16 20 25 30
M4
M5
M6
M8
M10

Pin Torx barrel nut technical drawing

DK K A B C
M4 X 10 9.0 2.8 10.0 5.2 6.0
M5 X 10 10.0 3.3 10.0 6.3 6.0
M6 X 12 12.0 4.4 12.0 8.0 9.0
M6 X 25 12.0 4.4 25.0 8.0 20.0
M8 X 16 14.3 5.0 16.0 10.0 12.0
M8 X 30 14.3 5.0 30.0 10.0 25.0
M10 X 20 18.0 5.8 20.0 12.5 14.0

*For guidance purposes only