4-40 UNC miniature self clinch nuts, stainless steel for steel sheet with a black dry film lubricant finish. Self locking.
Types FE/FEO/UL elliptically squeezed nuts are self-locking. Types FE/FEO thread locking torque performance is equivalent to applicable NASM25027 specifications.
Image is representative of range.
- Additional Information
Manufacturer PEM Part Number FE-440-MD Material Stainless Steel Finish Black Dry-film Lubricant Thread 4-40 UNC MIN Sheet Thickness 0.059-0.07" Hole Size 0.172" Hole Tolerance -0.000" / +0.003" Sheet Hardness HRB 70 / HB 125 or Less