Countersunk Washers
A countersunk washer is a flat washer with a beveled edge designed to sit flush with the surface when used with countersunk screws or bolts. It helps distribute load evenly, protects the material surface, and provides a neat, secure finish. Available in various types, countersunk washers are widely used in construction, automotive, woodworking, and industrial applications.
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Key Features
Designed to improve fastening performance, protect surfaces, and provide a clean, professional finish.
They come in various sizes to match different screw or bolt dimensions and applications.
They help distribute the load more evenly across the surface, which can reduce stress and prevent damage to the material.
By providing a larger contact area, they improve the stability of the fastened joint, reducing the likelihood of loosening over time.
They protect the surface from being damaged by the screw or bolt head, especially when tightening.
They create a more polished and professional look by hiding the screw or bolt head.
Countersunk washers are available in various materials (such as metal, plastic, and stainless steel) to suit different applications and environments.
Models, Sizes & Specifications
Countersunk washers are available in sizes from M3 to M100+. Thickness ranges from 0.5 mm to 5 mm as per requirement.
Available Materials
Pack Configuration
- Tab-type shims: 8 dimensions × 10 thicknesses
- SE single-slot: 5 dimensions × 10 thicknesses
- Pack size: 10 pieces per thickness
Countersunk Washer Specifications, Sizes And Schedules
| Bolt Size | Top Outside Diameter (A) | Bottom Outside Diameter (B) | Thickness (T) | Weight (grams) |
|---|---|---|---|---|
| 1/2 | 1-1/4 | 2-1/4 | 1/8 | 45 |
| 5/8 | 1-1/2 | 2-1/2 | 5/32 | 60 |
| 3/4 | 1-3/4 | 2-3/4 | 3/16 | 80 |
| 7/8 | 2 | 3 | 7/32 | 105 |
| 1 | 2-1/4 | 3-1/4 | 1/4 | 135 |
| 1-1/8 | 2-1/2 | 3-1/2 | 5/16 | 200 |
| 1-1/4 | 2-3/4 | 4 | 3/8 | 240 |
| 1-1/2 | 3 | 4-1/2 | 7/16 | 350 |
