Metric Plain Washers BS4320A

DEFAULT SPECIFICATIONS

Brand HJ Tech
Standard BS4320A
Material Carbon Steel/Stainless Steel/Aluminum
Finish Plain/Self Colour (S/C)/Black Oxide (Black)/Polished
Size M3-M39  

 

 

 

 

Metric Plain Washers BS4320A

Description:

 

Size d dc h
  pitch Max Min pitch max min pitch max min
M1 1.1 1.25 1.1 2.5 2.5 2.3 0.3 0.4 0.2
M1.2 1.3 1.45 1.3 3.0 3.0 2.8 0.3 0.4 0.2
(M1.4) 1.5 1.65 1.5 3.0 3.0 2.8 0.3 0.4 0.2
M1.6 1.7 1.85 1.7 4.0 4.0 3.7 0.3 0.4 0.2
M2 2.2 2.35 2.2 5.0 5.0 4.7 0.3 0.4 0.2
(M2.2) 2.4 2.55 2.4 5.0 5.0 4.7 0.5 0.6 0.4
M2.5 2.7 2.85 2.7 6.5 6.5 6.2 0.5 0.6 0.4
M3 >3.2 3.4 3.2 7 7 6.7 0.5 0.6 0.4
(M3.5) 3.7 3.9 3.7 7 7 6.7 0.5 0.6 0.4
M4 4.3 4.5 4.3 9 9 8.7 0.8 0.9 0.7
(M4.5) 4.8 5.0 4.8 9 9 8.7 0.8 0.9 0.7
M5 5.3 5.5 5.3 10 10 9.7 1.0 1.1 0.9
M6 6.4 6.7 6.4 12.5 12.5 12.1 1.6 1.8 1.4
(M7) 7.4 7.7 7.4 14 14 13.6 1.6 1.8 1.4
M8 8.4 8.7 8.4 17 17 16.6 1.6 1.8 1.4
M10 10.5 10.9 10.5 21 21 20.5 2 2.2 1.8
M12 13 13.4 13 24 24 23.5 2.5 2.7 2.3
(M14) 15 15.4 15 28 28 27.5 2.5 2.7 2.3
M16 17 17.4 17 30 30 29.5 3 3.3 2.7
(M18) 19 19.5 19 34 34 33.2 3 3.3 2.7
M20 21 21.5 21 37 37 36.2 3 3.3 2.7
(M22) 23 23.5 23 39 39 38.2 3 3.3 2.7
M24 25 25.5 25 44 44 43.2 4 4.3 3.7
(M27) 28 28.5 28 50 50 49.2 4 4.3 3.7
M30 31 31.6 31 56 56 55 4 4.3 3.7
(M33) 34 34.6 34 60 60 59 5 5.6 4.4
M36 37 37.6 37 66 66 65 5 5.6 4.4
(M39) 40 40.6 40 72 72 71 6 6.6 5.4