Overview

Metric tooth lock washers - Type J

DIN 6797  

Materials and Finishes:  

Steel/Zinc & clear 

Stainless steel/Self colour

Please note: Washers to suit sizes M1.6 and M1.7 available as specials - please enquire for availability

Note: Due to the fact that fastening applications differ greatly, the below information is for guidance only and is correct to the best of our knowledge. The customer must satisfy themselves with the performance of the fastener and validity of the data. TR Fastenings will not be held responsible for any failure that may occur from the use of this information.

Dimension data
For metric screws (1)d minD maxsNo. teeth min
M1.61.73.60.36
M22.24.50.36
M2.52.75.50.46
M2.6* (2)2.85.50.46
M33.260.46
M3.5*3.770.56
M44.380.58
M5* (2)(3)5.190.58
M55.390.68
M66.4100.78
M77.412.50.88
M8* (2)(3)8.212.50.88
M88.4140.88
M1010.5180.99
M12 (2)(3)12.518110
M121320.5110
M141524110
M1617261.212
M18*19301.412
M20*21331.412
M22*23361.514
M24*25381.514
M27*28441.614
M30*31481.614
 

1 - These are for guidance only. DIN standard only states washer diameters 

2 - Not listed in DIN Standard 

3 - For hexagon head bolts only 

* Non preferred
 

Preferred range
Preferred Range
ThreadMaterial
M3ST  A2  A4
M3.5ST
M4ST  A2  A4
M5ST  A2  A4
M6ST  A2  A4
M8ST  A2  A4
M10ST  A2  A4
M12ST  A2  A4
M16ST
M20ST

ST - Steel, Zinc and Clear De - Em

A2 - A2 Stainless Steel, Self Colour

A4 - A4 Stainless Steel, Self Colour

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