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Serrated Safety Washers

Serrated Safety Washer is a kind of Belleville Disc Spring with trapezoid cross section and serrations on both sides. Serrated Safety Washers are connected with bolt or screw, it can prevent bolt relaxation after vibration by increasing the friction resistance.

Description

Serrated Safety Washer is a kind of Belleville Disc Spring with trapezoid cross section and serrations on both sides. Serrated Safety Washers are connected with bolt or screw, it can prevent bolt relaxation after vibration by increasing the friction resistance.


Serrated safety washers are available in two different types: S type is suitable for normal duty, available for screw sizes: M1.6 to M36. VS type is thicker and therefore achieves higher pretensioning loads, be used with high strength bolts, available for screw sizes: M5 to M36.

Material:

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60Si2Mn / DIN1.0909  65Mn

Surface condition and Corrosion protection:

Learn more details about Corrosion Protection

Polish

Phosphating and oil

Mechanical Zinc Plating

Chemical Nickel Plating

Docromet / Geomet Coating

Electrophoresis


If you require a Serrated Safety Washer with different dimensions, material or surface treatment, please feel free to contact us at Tech@DiscSpringsMFG.com, our technical engineers will work closely with you to specify or design, and then manufacture the proper serrated safety washer for your application.

Specification:

Serrated Safety Washers - Hegong Spring

SERRATED SAFETY WASHERS - S SERIES LIGHT LOAD
HEGONG
Part No.
D(mm)d(mm)t(mm)Hmax(mm)Hmin(mm)
SW-S-M1.63.21.70.350.60.38
SW-S-M242.20.350.60.39
SW-S-M2.54.82.70.450.90.49
SW-S-M35.53.20.450.90.51
SW-S-M3.563.70.450.90.52
SW-S-M474.30.510.59
SW-S-M595.30.51.10.73
SW-S-M6106.40.71.20.82
SW-S-M6.359.56.70.71.20.79
SW-S-M7127.40.71.30.89
SW-S-M8138.40.81.40.98
SW-S-M101610.511.61.21
SW-S-M11.115.911.611.61.18
SW-S-M1218131.11.71.31
SW-S-M12.71913.71.11.81.33
SW-S-M1422151.221.52
SW-S-M1624171.32.11.63
SW-S-M1827191.52.31.85
SW-S-M1930201.52.51.98
SW-S-M2030211.52.51.94
SW-S-M2233231.52.72.08
SW-S-M243625.61.82.92.32
SW-S-M25.4382723.12.52
SW-S-M273928.623.12.52
SW-S-M304531.623.62.78
SW-S-M335034.62.543.26
SW-S-M3654382.54.23.38


SERRATED SAFETY WASHERS - VS SERIES REINFORCE LOAD
Part No.D(mm)d(mm)t(mm)Hmax(mm)Hmin(mm)
SW-VS-M595.311.31.07
SW-VS-M6106.411.41.08
SW-VS-M8138.41.21.71.32
SW-VS-M101610.51.521.64
SW-VS-M1218131.52.11.65
SW-VS-M1422151.52.21.76
SW-VS-M16241722.62.21
SW-VS-M18271922.72.27
SW-VS-M20302122.82.34
SW-VS-M223323232.42
SW-VS-M243625.62.53.42.87
SW-VS-M438272.53.42.95
SW-VS-M273928.62.53.52.91
SW-VS-M304531.62.53.83.12
SW-VS-M335034.634.53.65
SW-VS-M36543834.53.72


Hegong Spring focus on providing serrated safety washer/ serrated conical washer/ serrated belleville washer with top quality and competitive wholesale price. We would like to offer any professional assistance to help you get perfect sarrated safety washer for your project. Welcome to contact us to get free quotation from us at anytime. 

Serrated Safety Washers