Slotted Head Shoulder Screws


Slotted Head Shoulder Screws

Shoulder screws, or shoulder bolts, are fasteners specially designed to maintain alignment while joining two separate components. They accomplish this with a unique unthreaded cylindrical shoulder below the head. All shoulder screws function the same once inserted, with the main differences between them being size and head configuration. Slotted head shoulder screws feature a straight slot opening used to tighten them with a flat-bladed screwdriver.

We offer slotted head shoulder screws in sizes to meet virtually every application. Request a quote from our team today.

Applications for Slotted Head Shoulder Screws

Slotted shoulder screws are found in various industries, including electronics, instrumentation manufacturing, marine, medical, military, office equipment, and military. Common applications for slotted shoulder screws include:

  • Bushings
  • Bearings
  • Motion guiding
  • Machinery support
  • Precision spacing

Choosing Slotted Head Shoulder Screws

Shoulder screws come with several head styles that, once inserted, all function the same. Therefore, you should select the type based on which head style best fits your application. Because cam out (when the driver tip slips from the head under torque) is common with slotted fasteners, slotted head shoulder screws are better for applications that require minimal torque. We recommend using hand tools when fastening our slotted head screws.

You should select the appropriate slotted head shoulder screw based on its dimensions and materials. Considerations include:

  • Thread length: measurement from the start of the threads to the end of the screw
  • Thread size: the spacing and size of screw threads
  • Shoulder length: measurement that accounts for the bottom of the screw head down to the end of the shoulder
  • Shoulder diameter: width of the unthreaded shoulder
  • Head length: top-to-base measurement of the screw head
  • Head diameter: width of the screw head

At PIC Design, you can select from several sizes of slotted head shoulder screws. We carry both standard inch and metric sizes.

We offer the following standard size ranges:

TypeShoulder DiameterThread SizeShoulder Length
Inch1/8” to ½”4-40 to 3/8-161/8” to 1 ½ “
Metric4mm to 12mmM3 to M104mm to 30mm

Materials

Our standard materials for slotted head shoulder screws are 303 and 416 stainless steel. 303 stainless steel has a high degree of corrosion resistance. 416 stainless steel is heat treated to Rc 26-32 for additional strength. Custom orders can request other material options.

Custom Precision Slotted Head Shoulder Screws

If your application requires a size that is not in our catalog, you can custom-order screws to your specifications.

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HOW CAN WE HELP YOU?

Our goal at PIC is to provide exceptional customer service. We can assist you online, or you may reach us by email or phone. Our experienced customer service representatives can provide answers to: placing an order, requesting a quote, price and delivery, order status, and product cross references.

Contact us today and allow PIC to Keep You on Target!


  • 8:00 AM - 6:00 PM (ET), Mon-Thurs
    8:00 AM - 5:00 PM (ET), Fri
  • 86 Benson Rd., Middlebury,
    CT 06762
  • 203-758-8272
    +1 800-243-6125
  • 203-758-8271