1.Curved spring washer resist loosening through vibration rely on elastic force.
2.Carbon steel providing good strength, hardness and abrasion performance.
3.Suitable for M12 thread screws.
4.Washers are normally used to distribute loads of threaded bolts, screws and nuts evenly as the fastener is tightened.
5.Intended for the general use under the head of a bolt or nut.
Specification:
Product Name: Curved Spring Washer
Package Content: 100(+/-2%)pcs x Curved Spring Washer
Main Color: Black
Material: Carbon Steel
Weight: 83g
Fit Bolt Dia.: 12mm/0.47-inch
Outer Dia.: 21mm/0.83-inch
Total Height: 3.3mm/0.13-inch
Thickness: 0.5mm/0.02-inch