Applies a predetermined force on
adjacent members in an assembly. Dampens vibration. Eliminates side
or end-play. Controls end pressure. Keeps fasteners
secure. Accommodates thermal or pressure expansions and
contractions. Applies drag or resistance to turning. Available in
Beryllium Copper and Spring Steel (carries higher
loads). ______________________________________________ ______________________________________________
Conical/Belleville
5808 Supports relatively high loads with
relatively small deflection Variable load-deflection characteristics
depending on ration of height to thickness Commonly used to maintain
tension of assemblies in conditions of thermal expansion and
contraction Maintains tension under bolt
heads ______________________________________________ ______________________________________________
Crescents 5804 Supports relatively light loads with relatively wide deflection
range Uniform spring rate over deflection range Best suited for
applications which require flexibility, frequent load cycling and light
loads Linear load-deflection
characteristics ______________________________________________ ______________________________________________
Dome 5810 Very high load capacity with very small
deflective ______________________________________________ ______________________________________________
Wave 5806 Moderate load capacity with moderate deflection range Often
used as cushion springs or spacers on a shaft Linear load-deflection
characteristics to approximately 80% of maximum
deflection ______________________________________________ ______________________________________________
Single Wave 5807 Similar to crescent washers with a flat bearing surface to
minimize abrasion for soft
assemblies/surfaces ______________________________________________ ______________________________________________
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| Compartment door latch preloaded with Cresent
Washer. |
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| Bearing preloaded with a wave
washer. |
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