Inch Size Tantalum Washers

Inch size refractory tantalum washers are stocked in both standard and thin thicknesses. We can also produce custom washers.

Can't find the exact size or shape you need? Please fill out our Custom Size Quote Form or call us at (650) 851-1859. We welcome custom product and fabrication projects.

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Item #

Item Name

Screw Size

Outer Diameter

Inner Diameter

Thickness

Thickness Type

Material Purity

77048-1010

Ta/W Washer Flat Std. for #0 screws

0

0.187

0.063

0.015

Standard

Tantalum 97½% / Tungsten 2½%

77048-1020

Ta/W Washer Flat Std. for # 1 screw

1

0.187

0.089

0.015

Standard

Tantalum 97½% / Tungsten 3½%

77048-1030

Ta/W Washer Flat Std. for # 2 screw

2

0.250

0.093

0.020

Standard

Tantalum 97½% / Tungsten 2½%

77048-1040

Ta/W Washer Flat Thin for # 2 screw

2

0.250

0.093

0.010

Light

Tantalum 97½% / Tungsten 3½%

77048-1050

Ta/W Washer Flat Std. for # 4 screw

4

0.312

0.125

0.020

Standard

Tantalum 97½% / Tungsten 2½%

77048-1060

Ta/W Washer Flat Thin for # 4 Screw

4

0.312

0.125

0.010

Light

Tantalum 97½% / Tungsten 3½%

77048-1070

Ta/W Washer Flat Std. for # 5 screw

5

0.250

0.128

0.030

Standard

Tantalum 97½% / Tungsten 2½%

77048-1080

Ta/W Washer Flat Thin for # 5 screw

5

0.250

0.128

0.015

Light

Tantalum 97½% / Tungsten 3½%

77048-1090

Ta/W Washer Flat Std. for # 5 screw

5

0.312

0.128

0.030

Standard

Tantalum 97½% / Tungsten 2½%

77048-1100

Ta/W Washer Flat Thin for # 5 screw

5

0.312

0.128

0.015

Light

Tantalum 97½% / Tungsten 3½%

77048-1110

Ta/W Washer Flat Std. for # 6 screw

6

0.375

0.149

0.030

Standard

Tantalum 97½% / Tungsten 2½%

77048-1120

Ta/W Washer Flat Thin for # 6 screw

6

0.375

0.149

0.015

Light

Tantalum 97½% / Tungsten 3½%

77048-1130

Ta/W Washer Flat Std. for # 8 screw

8

0.375

0.174

0.030

Standard

Tantalum 97½% / Tungsten 2½%

77048-1140

Ta/W Washer Flat Thin for # 8 screw

8

0.375

0.174

0.015

Light

Tantalum 97½% / Tungsten 3½%

77048-1150

Ta/W Washer Flat Std. for # 10 screw

10

0.437

0.203

0.060

Standard

Tantalum 97½% / Tungsten 2½%

77048-1160

Ta/W Washer Flat Thin for # 10 screw

10

0.437

0.203

0.030

Light

Tantalum 97½% / Tungsten 3½%

77048-1170

Ta/W Washer Flat Std. for 1/4" screw

1/4

0.500

0.265

0.060

Standard

Tantalum 97½% / Tungsten 2½%

77048-1180

Ta/W Washer Flat Thin for 1/4" screw

1/4

0.500

0.265

0.030

Light

Tantalum 97½% / Tungsten 3½%

77048-1190

Ta/W Washer Flat Std. for 5/16-18 screws

5/16

0.562

0.328

0.060

Standard

Tantalum 97½% / Tungsten 2½%

77048-1200

Ta/W Washer Flat.Thin for 5/16 screws

5/16

0.562

0.328

0.030

Light

Tantalum 97½% / Tungsten 3½%

77048-1210

Ta/W Washer Flat Std. for 3/8'' screw

3/8

0.625

0.390

0.060

Standard

Tantalum 97½% / Tungsten 2½%

77048-1220

Ta/W Washer Flat Thin for 3/8 Screw

3/8

0.625

0.390

0.030

Light

Tantalum 97½% / Tungsten 3½%

77048-1230

Ta/W Washer Flat Std. for 7/16 screw

7/16

0.750

0.453

0.060

Standard

Tantalum 97½% / Tungsten 2½%

77048-1240

Ta/W Washer Flat Thin for 7/16 screw

7/16

0.750

0.453

0.030

Light

Tantalum 97½% / Tungsten 3½%

77048-1250

Ta/W Washer Flat Std. for 1/2 screw

1/2

0.875

0.515

0.060

Standard

Tantalum 97½% / Tungsten 2½%