Standards Met: BS 4463
Inside Diameter: 3.20mm
Material: Copper
Thickness: 0.16mm
For Screw/Bolt Size: M3
Outside Diameter: 6.29mm
Washer Type: Crinkle
This is Plain Copper Crinkle Locking & Anti-Vibration Washer M3 manufactured by RS Pro. The manufacturer part number is 289-657. The product complies with all safety standards, such as bs 4463. Moreover, its inside diameter is 3.20mm. The product is made from highly stable and reliable copper. It is 0.16mm thick. It is created for an m3 size screw/bolt . The product has 6.29mm external diameter. It includes a high-quality crinkle type washer .
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