1. Self-Locking Internal Thread
www.StanleyEngineeredFastening.com
Description
Spiralock is a uni-directional internal thread form
with a 30° wedge ramp at the root of the thread
that locks the bolt securely into place.
Features/Benefits
 Mates with standard male thread
 Free spinning
 Reusable
 Self-centering of male fastener
 Radial load distribution
 Improved fatigue life
 Resistance to vibration loosening
 Elimination of secondary locking devices
Applications:
Chassis • Suspension • Transmission • Axle •
Differential Housing & Ring Gear • Bumper •
Shock Absorber • Brakes • EV Battery •
Turbocharger • Exhaust • Engine • Fuel Delivery
Fasteners include: Hex Flange Nuts, Wire
Thread Inserts, Self-Clinching Nuts, Threaded
Inserts, Application-specific Fasteners
Tools include: Taps, Gages, Threading Inserts
and Thread Milling Cutters
For more product information, please contact Stanley
Engineered Fastening at (586) 256-6292