Mutual Screw & Supply

KFSE-440-12 | #4-40 PEM Self-Clinching Nuts | Steel (1000 / Pkg.)

KFSE-440-12 | #4-40 PEM Self-Clinching Nuts | Steel (1000 / Pkg.) - Main image
$196.31 $265.28 In stock

These #4-40 self-clinching nuts are manufactured from Steel. They are well suited to threaded fastening with bolts and studs.

  • Material and finish: Steel
  • Thread size: #4-40
  • Applications: Threaded fastening with bolts and studs

Specifications

  • Product type: Self-Clinching Nuts
  • Material: Steel
  • Finish: Plain
  • Thread size: #4-40
  • Threads per inch: 40
  • Measurement type: Imperial
  • Pack quantity: 1000 per package

Please note: This item is excess stock and is sold non-cancelable, non-refundable, and non-returnable. Please call us with any questions about this item before ordering.

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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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Delivery costs

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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Returning an item

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (4.8 / 5 · 5 reviews)

Edward ★★★★★

Had to redo a panel that uses #4-40 screws, and these self-clinching nuts installed cleanly without distorting the thin sheet metal. The steel construction feels solid, and the pack of 1000 will last through several jobs.

Mia P. ★★★★★

Installed a few dozen of these #4-40 steel nuts into a thin aluminum bracket, and the self-clinching action locked them in place perfectly without any distortion. The threads are clean and sharp, which made starting the screws effortless. Exactly what I needed for reliable threaded fastening in tigh

Owen O. ★★★★★

The clinching action on these #4-40 nuts is spot on—they seat flush and hold tight through multiple assemblies. Grabbed the 1000-pack and the steel finish feels consistent across every piece, so no sorting through duds.