Belleville Washer Torque

The values assume the following in addition to the information listed in the chart.

Belleville washer torque.

Torque is the rotational force applied to a bolt to tighten a belleville disc spring. Again belleville washers are no exception. Silicon bronze hardware is not lubricated. Should you have any additional questions our engineering team here at belleville international is available for your convenience and can be reached by calling 877 235 5384.

Belleville washer stacking example. Belleville springs may 28 2013 belleville international is dedicated to providing quality belleville disc springs and was. 1 spring is considered to be 1 in parallel 1 in series. Flat load is the amount of axial force required to flatten a belleville disc spring.

Clamp load lb is calculated by arbitrarily assuming. The belleville washer can then be added seamlessly and no modification to this torque value is needed. Calculation example multiple belleville washers may be stacked to modify the spring constant or amount of. All stainless steel hardware stainless steel hardware with bronze nut dia.

This is the same with belleville washers. Din disc springs. D nominal bolt diameter. Flat loading a belleville disc spring helps to ensure that bolts do not loosen while machinery is in use.

And p bolt clamp load developed by tightening. Little known uses of belleville washers may 3 2013. If you exceed a locking washer s torque by more than a few percent during assembly you destroy the locking washer. So that the bolt and belleville washers work together make sure the torque for your belleville washers matches that of your bolts.

Performance considerations a similar device is a wave washer. Torque foot pounds torque newton meters temperature f temperature c. These washers have smaller outside diameters than standard spring lock washers to fit neatly under socket head cap screws. A common question with new users of the belleville washer is how much torque do i need.

5500 lbf belleville washer as supplied by sefcor. This notation is needed for load calculations if n of springs in a stack then. Tightening torque values are calculated from the formula t kdp where t tightening torque. 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.

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.