Mutual Screw & Supply

BSOS-440-16 | #4-40 PEM Blind Self-Clinching Standoffs | 18-8 Stainless Steel (50 / Pkg.)

BSOS-440-16 | #4-40 PEM Blind Self-Clinching Standoffs | 18-8 Stainless Steel - Main image
$12.95 $19.62 In stock

These #4-40 blind self-clinching standoffs are manufactured from 18-8 Stainless Steel. They are well suited to spacing and mounting circuit boards and panels.

  • Material and finish: 18-8 Stainless Steel
  • Thread size: #4-40
  • Applications: Spacing and mounting circuit boards and panels

Specifications

  • Product type: Blind Self-Clinching Standoffs
  • Material: 18-8 Stainless Steel
  • Finish: Plain
  • Thread size: #4-40
  • Threads per inch: 40
  • Measurement type: Imperial
  • Pack quantity: 50 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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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 (5.0 / 5 · 5 reviews)

Chloe ★★★★★

Swapped out some nylon standoffs for these stainless steel ones on a control board, and the blind self-clinching design made installation much cleaner. They hold firm without any threading into the panel, exactly what I needed for a vibration-prone enclosure.

Kevin ★★★★★

Installed these on a tight panel where I couldn’t access the back side, and the self-clinching design seated perfectly with just a press. The 18-8 stainless steel feels solid, and the #4-40 threads are clean—no binding when securing the board.

Scarlett I. ★★★★★

The blind threads are a lifesaver for aligning boards in tight spots, and the stainless steel feels solid without any burrs on the edge. Fifty pieces is plenty for a couple of prototype runs, and they seated flush into the panel with just a press.