Inch Size Fillister Head Tantalum Screws

Inch size tantalum fillister head refractory screws are produced for high temperature vacuum environments. The screw head is small in diameter and tall in height, allowing for additional torque to be applied. Please see the charts tab for the refractory properties and temperature conversion.

"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.

For full screw dimensions, please select an individual item."

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Item #

Item Name

Screw Size

Screw Length

(D) Basic Screw Diameter (Max)

(A) Head Diameter (Min)

(A) Head Diameter (Max)

(H) Total Head Height (Min)

(H) Total Head Height (Max)

Material Purity

77032-1360

Ta/W Screw Fil. Hd. 4-40 x 3/8" lg

4-40

3/8

0.112

0.166

0.183

0.094

0.107

Tantalum 97½% / Tungsten 2½%

77032-1370

Ta/W Screw Fil. Hd. 4-40 x 1/2" lg

4-40

1/2

3/8 inch of length is threaded

0.112

0.166

0.183

0.094

0.107

77032-1380

Ta/W Screw Fil. Hd. 4-40 x 5/8" lg

4-40

5/8

3/8 inch of length is threaded

0.112

0.166

0.183

0.094

0.107

77032-1420

Ta/W Screw Fil. Hd. 5-40 x 1/8" lg

5-40

1/8

0.125

0.187

0.205

0.088

0.106

Tantalum 97½% / Tungsten 2½%

77032-1430

Ta/W Screw Fil. Hd. 5-40 x 3/16" lg

5-40

3/16

0.125

0.187

0.205

0.088

0.106

Tantalum 97½% / Tungsten 2½%

77032-1440

Ta/W Screw Fil. Hd. 5-40 x 1/4" lg

5-40

1/4

0.125

0.187

0.205

0.088

0.106

Tantalum 97½% / Tungsten 2½%

77032-1450

Ta/W Screw Fil. Hd. 5-40 x 5/16" lg

5-40

5/16

0.125

0.187

0.205

0.088

0.106

Tantalum 97½% / Tungsten 2½%

77032-1460

Ta/W Screw Fil. Hd. 5-40 x 3/8" lg

5-40

3/8

0.125

0.187

0.205

0.088

0.106

Tantalum 97½% / Tungsten 2½%

77032-1470

Ta/W Screw Fil. Hd. 5-40 x 1/2" lg

5-40

1/2

3/8 inch of length is threaded

0.125

0.187

0.205

0.088

0.106

77032-1480

Ta/W Screw Fil. Hd. 5-40 x 5/8" lg

5-40

5/8

3/8 inch of length is threaded

0.125

0.187

0.205

0.088

0.106

77032-1520

Ta/W Screw Fil. Hd. 6-32 x 1/8" lg

6-32

1/8

0.138

0.208

0.226

0.118

0.132

Tantalum 97½% / Tungsten 2½%

77032-1530

Ta/W Screw Fil. Hd. 6-32 x 3/16" lg

6-32

3/16

0.138

0.208

0.226

0.118

0.132

Tantalum 97½% / Tungsten 2½%

77032-1540

Ta/W Screw Fil. Hd. 6-32 x 1/4" lg

6-32

1/4

0.138

0.208

0.226

0.118

0.132

Tantalum 97½% / Tungsten 2½%

77032-1550

Ta/W Screw Fil. Hd. 6-32 x 5/16" lg

6-32

5/16

0.138

0.208

0.226

0.118

0.132

Tantalum 97½% / Tungsten 2½%

77032-1560

Ta/W Screw Fil. Hd. 6-32 x 3/8" lg

6-32

3/8

0.138

0.208

0.226

0.118

0.132

Tantalum 97½% / Tungsten 2½%

77032-1570

Ta/W Screw Fil. Hd. 6-32 x 1/2" lg

6-32

1/2

3/8 inch of length is threaded

0.138

0.208

0.226

0.118

0.132

77032-1580

Ta/W Screw Fil. Hd. 6-32 x 5/8" lg

6-32

5/8

3/8 inch of length is threaded

0.138

0.208

0.226

0.118

0.132

77032-1590

Ta/W Screw Fil. Hd. 6-32 x 3/4" lg

6-32

3/4

3/8 inch of length is threaded

0.138

0.208

0.226

0.118

0.132

77032-1600

Ta/W Screw Fil. Hd. 6-32 x 1" lg

6-32

1

3/8 inch of length is threaded

0.138

0.208

0.226

0.118

0.132

77032-1620

Ta/W Screw Fil. Hd. 8-32 x 1/8" lg

8-32

1/8

0.164

0.250

0.270

0.141

0.156

Tantalum 97½% / Tungsten 2½%

77032-1630

Ta/W Screw Fil. Hd. 8-32 x 3/16" lg

8-32

3/16

0.164

0.250

0.270

0.141

0.156

Tantalum 97½% / Tungsten 2½%

77032-1640

Ta/W Screw Fil. Hd. 8-32 x 1/4" lg

8-32

1/4

0.164

0.250

0.270

0.141

0.156

Tantalum 97½% / Tungsten 2½%

77032-1650

Ta/W Screw Fil. Hd. 8-32 x 5/16" lg

8-32

5/16

0.164

0.250

0.270

0.141

0.156

Tantalum 97½% / Tungsten 2½%

77032-1660

Ta/W Screw Fil. Hd. 8-32 x 3/8" lg

8-32

3/8

0.164

0.250

0.270

0.141

0.156

Tantalum 97½% / Tungsten 2½%

77032-1670

Ta/W Screw Fil. Hd. 8-32 x 1/2" lg

8-32

1/2

3/8 inch of length is threaded

0.164

0.250

0.270

0.141

0.156