#4-40 X 3/8" Round Female Standoffs | 1/4" OD | 303 Stainless Steel (500 / Pkg.)

Mutual ScrewSKU: 140604RF303KC

Price:
Sale price$159.48per 500( $0.32 each)
Pieces 500
Measurement type Inch
Thread size #4-40
Diameter 4
Length 3/8
Material Steel
Grade 303
Finish Stainless Steel
Outer diameter 1/4
Shape Round
Style Female/Female
Threads per inch 40
Weight 3.0 lb

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to https://www.P65Warnings.ca.gov.

Description

Industrial-grade standoffs for precise panel spacing in enclosures and machine frames. They enable repeatable alignment under vibration and across thermal cycling while delivering corrosion resistance in harsh industrial environments.

Specs

  • Dimensions: Length: 3/8 inch (0.375 inch)
  • Material grade: 303 Stainless Steel
  • Thread type: 4-40
  • Finish: Machined finish

Features

  • Internal thread engagement: Internal 4-40 threads accept standard male fasteners, enabling compact spacing while maintaining repeatable alignment across panels, enclosures, and frames.
  • Corrosion resistance: 303 Stainless Steel provides corrosion resistance, supporting long service life under typical industrial atmospheres and mild chemical exposure.
  • Dimensional stability: Round body and precise female threading resist movement, maintaining gap control during vibration and thermal cycling.
  • Ideal use cases: Electronics enclosures, control panels, machine frames, instrumentation housings, and sensor mounts requiring consistent spacer performance.
  • Machinability: 303 Stainless Steel offers good machinability, enabling tight tolerances across high-volume manufacturing runs.

Can We Help?

If you’re not sure that this product is right for you, give us a call!
800-222-0324

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