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HLN Hardlock Nut
Features
Attachment Procedure
HLN Hardlock Nut with Rim – Options Table
Standard Rim Type: Dimension and tightening torque tables
Basic Normal Type: Dimension and tightening torque tables
Basic Thin Type: Dimension and tightening torque tables
Precautions
FAQ
HLB Hardlock Bearing Nut
Features
Attachment Procedure
Tightening Torque Table
Standard Type: Dimension and tightening torque table
Special Thin Type: Dimension and tightening torque table
FAQ
HLS Hardlock Set Screw
Features
Attachment Procedure
Tightening Torque Table
Standard Normal Type: Dimension and tightening torque table
Standard Hollow Type: Dimension and tightening torque table
Pin Normal Type: Dimension and tightening torque table
Pin Hollow Type: Dimension and tightening torque table
Special/Thin Hollow Type: Dimension and tightening torque table
FAQ
Warning about Imitation Products
Technical Information
Why Do Fasteners Become Loose?
Why the HLN Hardlock Nut Does Not Loosen
Testing Apparatus
Procedure and Results
Junker-style Fastener Looseness Test: Procedure and Results
Reuse Test: Procedure and Results
Test of Preload Variance Due to Tightening: Procedure and Results
NAS Test: Procedure and Results
Loosening under Transverse Cyclic Loads: Procedure and Results
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