APM Hexseal Corp. Datasheets for Locknuts

Locknuts are a type of prevailing-torque fastener that resists loosening under vibration and torque. They differ from standard nuts because they typically have friction-increasing bearing surfaces (e.g., pitted grooves on flanges) or special internal thread-geometries.
Locknuts: Learn more

Product Name Notes
At APM Hexseal, we’re going nuts! As we’ve worked to expand our line of self-sealing nuts, we realized that size really does matter and sometimes bigger IS better. To that...
One of APM Hexseal's earliest innovations was a self-sealing hexagonal nut, or Seelnut®. Seelnuts install just like conventional nuts, and are designed for use with ordinary screws, bolts...