Belleville Washer Specification

Choose from our selection of steel belleville spring washers including belleville disc springs lock washers and more.

Belleville washer specification.

Iis manufactures belleville washer in imperial as well as metric sizes. Bend the tab of these metric lock washers against the flats of a hex nut or bolt head to prevent the fastener and washer from turning and loosening due to vibration wear or changes in. In stock and ready to ship. The term tolerance refers to the amount of deviation from specification that may occur in a disc spring without compromising its performance.

Belleville washers also called conical spring washers are manufactured as per din 6796 din 6908. All are 718 nickel a high strength corrosion resistant alloy that s also known as inconel. Belleville springs has been trading in the spring industry for over 40 years and is a leading uk manufacturer and stockist of disc springs and belleville washers who export their products worldwide. A belleville washer is a type of spring shaped like a washer it is the frusto conical shape that gives the washer its characteristic spring.

If you need any assistance deciding which spring or washer is the most appropriate for your needs our engineers will work with you to either choose from our standard line or create custom parts for you. Browse by imperial or metric units for your convenience. The group at belleville international understands that your success is our future. A belleville washer also known as a coned disc spring conical spring washer disc spring belleville spring or cupped spring washer is a conical shell which can be loaded along its axis either statically or dynamically.

Torque calculation the widely accepted formula is as follows t k f d where k estimated nut friction factor t bolt torque d nominal bolt diameter. Belleville disc springs these springs withstand temperatures from 400 to 1100 f. Our material selection will accommodate working temperatures from 400 deg. F various corrosive environments and magnetism requirements.

Our flange washer line adds deflection to bolted joints in order to dramatically reduce the effects of large fluctuations in temperature within the. Iis manufactures supplies belleville washer as per din 6796. Iis belleville washers are designed specifically for heavy duty bolted section such as bus bars transformers rectifiers heat exchangers transmission etc. Our stock range includes disc springs to din 2093 and din 6796 specifications bearing preload disc springs medium and light duty serrated safety.