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Material

Stainless steel 18-8 Lock Washer
The most common stainless steel for general hardware use.

Stainless steel 316 Lock Washer
A highly corrosion resistant grade of stainless steel. Ideal in salt water and chlorine environments. More expensive than 18-8.

Zinc plated steel Lock Washer
A low carbon steel for general use. Zinc plated for moderate corrosion resistance.

Zinc plated grade 8 steel yellow Lock Washer
A tempered medium carbon steel. Grade 8 is stronger than grade 5, and is commonly found in high strength automotive applications. Zinc plated for moderate corrosion resistance.

Grade 8 steel plain finish Lock Washer
A tempered medium carbon steel. Grade 8 is stronger than grade 5, and is commonly found in high strength automotive applications. Unplated finish.

Chrome plated steel Lock Washer
A low carbon steel for general use. Chrome plated and polished for a mirror like finish.

Hot dipped galvanized steel Lock Washer
A low carbon steel for general use. Hot dipped galvanized (A153) for very good corrosion resistance.

Silicon bronze Lock Washer
Solid bronze. An alloy of copper with greater strength and corrosion resistance than brass. Exact color varies.

Lock Washers

Lock WasherCountersunk
External Tooth		Lock Washer
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Nominal
Washer Size		ABCD
Inside DiameterOutside
Diameter		ThicknessLength
Min.Max.Ref.Max.Min.Max.Min.
60.138
80.164
100.190
1/40.250
0.140
0.167
0.195
0.255		0.150
0.177
0.205
0.267		0.301
0.340
0.369
0.468		0.021
0.021
0.025
0.025		0.017
0.017
0.020
0.020		0.092
0.105
0.099
0.128		0.082
0.088
0.083
0.113

Split Lock Washers

Hi-Collar Helical Spring Lock Washers

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Nominal
Washer Size		ABWT+t
2
Inside DiameterOutside DiameterWasher Section
WidthThickness
Mm.Max.Max.Mm.Mm.
40.112
60.138
80.164
100.190
0.115
0.141
0.168
0.194		0.121
0.148
0.175
0.202		0.173
0.216
0.267
0.294		0.022
0.030
0.042
0.042		0.022
0.030
0.047
0.047
1/40.250
5/160.312
3/80.375
0.255
0.318
0.382		0.263
0.238
0.393		0.365
0.460
0.533		0.047
0.062
0.076		0.078
0.093
0.125
Split Lock Washer

 

Split Lock Washers

Medium and Heavy Split Helical Spring Lock Washers

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Split Lock Washer
Nominal
Washer Size		ABTW
Inside
Diameter		Outside
Diameter		Mean Sect. Thickness
(T + t)
2		Section Width
Max.Min.Med. Max.Heavy Max.Med. Min.Heavy Min.Med. Min.Heavy Min.
20.086
30.099
40.112
50.125
0.094
0.107
0.120
0.133		0.088
0.101
0.114
0.127		0.172
0.195
0.209
0.236		0.182
0.209
0.223
0.252		0.020
0.025
0.025
0.031		0.025
0.031
0.031
0.040		0.035
0.040
0.040
0.047		0.040
0.047
0.047
0.055
60.138
80.164
100.190
120.216
0.148
0.174
0.200
0.227		0.141
0.167
0.193
0.220		0.250
0.293
0.334
0.377		0.266
0.307
0.350
0.391		0.031
0.040
0.047
0.056		0.040
0.047
0.056
0.063		0.047
0.055
0.062
0.070		0.055
0.062
0.070
0.077
1/40.250
5/160.312
3/80.375
7/160.438
0.262
0.326
0.390
0.455		0.254
0.317
0.380
0.443		0.489
0.586
0.683
0.779		0.491
0.596
0.691
0.787		0.062
0.078
0.094
0.109		0.077
0.097
0.115
0.133		0.109
0.125
0.141
0.156		0.110
0.130
0.145
0.160
1/20.500
9/160.562
5/80.625
11/160.688
0.518
0.582
0.650
0.713		0.506
0.570
0.635
0.698		0.873
0.971
1.079
1.176		0.883
0.981
1.093
1.192		0.125
0.141
0.156
0.172		0.151
0.170
0.189
0.207		0.171
0.188
0.203
0.219		0.176
0.193
0.210
0.227
3/40.750
13/160.812
7/80.875
15/160.938
0.775
0.843
0.905
0.970		0.760
0.824
0.887
0.950		1.271
1.367
1.464
1.560		1.291
1.391
1.494
1.594		0.188
0.203
0.219
0.234		0.226
0.246
0.266
0.284		0.234
0.250
0.266
0.281		0.244
0.262
0.281
0.298
11.000
1-1/161.062
1-1/81.125
1-3/161.188
1.042
1.107
1.172
1.237		1.017
1.080
1.144
1.208		1.661
1.756
1.853
1.950		1.705
1.808
1.909
2.008		0.250
0.266
0.281
0.297		0.306
0.326
0.345
0.364		0.297
0.312
0.328
0.344		0.319
0.338
0.356
0.373
1-1/41.250
1-5/161.312
1-3/81.375
1-7/161.438
1-1/21.500
1.302
1.366
1.432
1.497
1.561		1.271
1.334
1.398
1.462
1.525		2.045
2.141
2.239
2.334
2.430		2.113
2.211
2.311
2.406
2.502		0.312
0.328
0.344
0.359
0.375		0.384
0.403
0.422
0.440
0.458		0.359
0.375
0.391
0.406
0.422		0.393
0.410
0.427
0.442
0.458

 

Lock Washer Application Industries

Sunflex Metal Industries are engaged in manufacturing of robust quality of Lock Washer. These Lock Washer are widely used in the following industries:

Lock Washer Mining Industries
Lock Washer Transport Industries- Rail and Road
Lock Washer Construction Industries / Building Systems
Lock Washer Manufacturing Industries
Lock Washer Agriculture Industries
Lock Washer Energy Industries
Lock Washer Water Industries
Lock Washer Automotive Industries
Lock Washer Ship Building Industries
Lock Washer Nuclear Power Plant
Lock Washer Paper & Pulp Industries
Lock Washer Sugar Industries
Lock Washer Engineering Cement Industries
Lock Washer Petro-Chemical Industries
Lock Washer Food Industries
Lock Washer Oil & Gas Industries
Lock Washer Chemical & Pharmaceutical Industries

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