+86-755-23894509-816herry@cnzhenya.com

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Jiangsu Zhenya Special Screw Co.,Ltd

Tel: 86-755-23894509

Fax: 86-755-23894519

Atten: henry liu

Email: herry@cnzhenya.com

skype: forcelink.fl

Add: No.8, Yannin Highway, Dainan Town, Xinghua City, Jiangsu, China

Stainless Steel Spring Washer

Stainless Steel Spring Washer

lock washers provide greater bolt tensioning for tighter assemblies and provide protection against loosening resulting from vibration. Lock washers can be used with a standard washer to provide unifor

Product Details

lock washers provide greater bolt tensioning for tighter assemblies and provide protection against loosening resulting from vibration. Lock washers can be used with a standard washer to provide uniform bearing surface. These washers are intended for general use.

LOCK WASHERS


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A

B

T

W

BW


Nominal

Inside

Outside

Mean Section

Section

Bearing

Washer

Thickness

Diameter

Diameter

width

width

Size

(t1+T0)/2


Max

Min

Max

Min

Min

Min

No.2

.094

.088

.172

.020

.035

.024

No.3

.107

.101

.195

.025

.040

.028

No.4

.120

.114

.209

.025

.040

.028

No.5

.133

.127

.236

.031

.047

.033

No.6

.148

.141

.250

.031

.047

.033

No.8

.174

.167

.293

.040

.055

.038

No.10

.200

.193

.334

.047

.062

.043

No.12

.227

.220

.377

.056

.070

.049

1/4

.260

.252

.487

.062

.109

.076

5/16

.322

.314

.583

.078

.125

.087

3/8

.385

.377

.680

.094

.141

.099

7/16

.450

.440

.776

.109

.156

.109

1/2

.512

.502

.869

.125

.171

.120

9/16

.574

.564

.965

.141

.188

.132

5/8

.641

.628

1.073

.156

.203

.142

3/4

.766

.753

1.265

.188

.234

.164

7/8

.894

.878

1.459

.219

.266

.186

1

1.024

1.003

1.656

.250

.297

.208

1-1/8

1.153

1.129

1.847

.281

.328

.230

1-1/4

1.280

1.254

2.036

.312

.359

.251

1-3/8

1.408

1.379

2.219

.344

.391

.274

1-1/2

1.534

1.504

2.419

.375

.422

.295

1-5/8

1.663

1.633

2.553

.389

.424

.297

1-3/4

1.789

1.758

2.679

.389

.424

.297

1-7/8

1.914

1.883

2.811

.422

.427

.299

2

2.039

2.008

2.936

.422

.427

.299

2-1/4

2.293

2.262

3.221

.440

.442

.309

2-1/2

2.543

2.512

3.471

.440

.442

.309

2-3/4

2.793

2.762

3.824

.458

.491

.344

3

3.043

3.012

4.074

.458

.491

.344

Specification  Requirements:

Dimensions:

ASME B18.21.1

Material:

Carbon Steel per SAE J403 1055-1065,

Stainless steel

Hardness:

HRC 38 to 46,70,80-

Finish:

Mechanical Zinc per ASTM    B695, Class 5, Type 1 (Clear).

Finish shall be in compliance with European Union Directive 2002/95/EC

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