$81.30 to $554.88
(0)No Reviews yet


Stimpson’s #4 brass rolled rim grommet and spur washer offers the greatest strength of setting for a variety of applications. Available in three finishes, the #4 rolled rim grommet features a hole size of 9/16”, a length under flange of .320”, and a metal thickness of .020”. The inside diameter of the spur washer is .645”, with an outside diameter of 1.120”, and a metal thickness of .020”. Stimpson’s #4 rolled rim grommet features a stylish, smooth rolled edge while the circumference of the inside rim of the washer is lined with interlocking spurs that grasp the fabric or material resulting in a rugged and unyielding setting. This multipurpose grommet and washer combination can be used in a variety of materials including industrial fabrics, marine canvas, boat covers, awnings, and heavy-duty vinyl tarps as long as a hole has been pre-punched in the material. Manual, semi-automatic, and fully-automatic grommet setting machines easily set #4 grommets and spur washers ensuring installation runs smoothly and efficiently.

  • Grommet (inches):
    • Hole Size: 9/16"
    • Flange Diameter: 1.120"
    • Length Under Flange: .320"
    • Metal Thickness: .020"
  • Washer (inches):
    • Inside Diameter: .645"
    • Outside Diameter: 1.120"
    • Metal Thickness: .020"
  • Finishes: Plain Brass, Dull Black Chemical Finish and Nickel Plated
  • Industries: Industrial Fabrics, Commercial Printing & Signage, Marine, and more
  • Technical Note: This part conforms to the following mil spec(s): MILG16491 TYPE III, CLASS 1, SIZE 4 and NASM16491 TYPE III, CLASS 1, SIZE 4
  • Technical Notes: Setting your rolled rim grommet and spur washer is easy with Stimpson’s corresponding #4 modular hand drive setting tool
This part conforms to the following military specifications: NASM16491, Type III, Class 1 (Plain Brass), Class 2 (Brass Nickel), Class 3 (Brass Dull Black), Size 4 and NASM20230BS4 (Plain Brass)

Ratings & Reviews

No reviews available

Be the first to Write a Review