
ASME B18.21.1-2009 Heavy Helical Spring Lock Washer
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Product Feature
The ASME ANSI Spring Washer can be installed in a small space, which realizes the function of applying prestress to the bearing, reducing the noise of the bearing operation, improving the running accuracy and stability of the bearing, with high and reliable performance.
Product Description
The ASME ANSI Spring Washer is specifically designed to prevent loosening, which has longer service life for use and there is no special need of maintaining. In addition, it also helps to prevent loosening on the fastener with vibration. Due to the proper size and compact design, it ensures easy installation. When there is a large fluctuation in the temperature of the vibration, it can increase the pre-tensioning force, with excellent anti-loose effect.
Standard | Grade | Finsh |
ASME/ANSI B18.21. | 65Mn | white zinc |
#70 | ||



Rely on 1st, devoting around the food stuff packaging and environmental safety for ASME B18.21.1-2009 Heavy Helical Spring Lock Washer. We hope to complement each other's strengths, expand cooperation and seek common development. To build a happier, more united and more professional team!
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