[100 PKG] Spring Pin Slotted Stainless 5/16 X 1 1/4
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[100 PKG] Spring Pin Slotted Stainless 5/16 X 1 1/4

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[100 PKG] Spring Pin Slotted Stainless 5/16 X 1 1/4

Mutual ScrewSKU: 31220PS188
Price:
$73.39per 100( $0.73 each)
Pieces 100
Measurement type Inch
Diameter 5/16
Length 1-1/4
Material Steel
Grade 18/8
Finish Stainless Steel
Weight 1.0 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

Spring Pin Slotted Stainless 5/16 X 1 1/4 is a versatile fastener designed for quick, reliable retention across a wide range of equipment and machinery. The slotted design provides flexible radial expansion for a secure hold in drilled holes, making it ideal for removable assemblies where components must be aligned and held firmly in place.

Made from stainless steel, this spring pin resists corrosion and wear in challenging environments, delivering long-lasting performance in automotive, industrial, and general-purpose hardware applications.

Key specifications

  • Material: Stainless steel
  • Type: Slotted spring pin
  • Diameter: 5/16 in (0.3125 in)
  • Length: 1-1/4 in

Benefits and applications

  • Provides secure, removable retention for shafts, gears, pulleys, couplings, and other components.
  • Suitable for automotive, machinery, equipment, and general industrial assemblies.
  • Resists corrosion and wear thanks to stainless steel construction, helping extend service life.

Installation tips

  • Ensure holes are clean, aligned, and free of debris before installation.
  • Insert the pin with a pin punch and drive until the pin shoulder sits flush with the surface.
  • Avoid over-driving beyond the hole depth to maintain proper retention.

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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