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.
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77032-1010
Item Name: Ta/W Screw Fil. Hd. 0-80 x 1/16" lg
Screw Size: 0-80
Screw Length: 1/16
(D) Basic Screw Diameter (Max): 0.060
(A) Head Diameter (Min): 0.083
(A) Head Diameter (Max): 0.096
(H) Total Head Height (Min): 0.045
(H) Total Head Height (Max): 0.054
Material Purity: Tantalum 97½% / Tungsten 2½%
(J) Slot Width (Min): 0.020
(J) Slot Width (Max): 0.031
(T) Slot Depth (Min): 0.014
(T) Slot Depth (Max): 0.024
77032-1020
Item Name: Ta/W Screw Fil. Hd. 0-80 x 1/8" lg
Screw Size: 0-80
Screw Length: 1/8
(D) Basic Screw Diameter (Max): 0.060
(A) Head Diameter (Min): 0.083
(A) Head Diameter (Max): 0.096
(H) Total Head Height (Min): 0.045
(H) Total Head Height (Max): 0.054
Material Purity: Tantalum 97½% / Tungsten 2½%
(J) Slot Width (Min): 0.020
(J) Slot Width (Max): 0.031
(T) Slot Depth (Min): 0.014
(T) Slot Depth (Max): 0.024
77032-1030
Item Name: Ta/W Screw Fil. Hd. 0-80 x 3/16" lg
Screw Size: 0-80
Screw Length: 3/16
(D) Basic Screw Diameter (Max): 0.060
(A) Head Diameter (Min): 0.083
(A) Head Diameter (Max): 0.096
(H) Total Head Height (Min): 0.045
(H) Total Head Height (Max): 0.054
Material Purity: Tantalum 97½% / Tungsten 2½%
(J) Slot Width (Min): 0.020
(J) Slot Width (Max): 0.031
(T) Slot Depth (Min): 0.014
(T) Slot Depth (Max): 0.024
77032-1040
Item Name: Ta/W Screw Fil. Hd. 0-80 x 1/4" lg
Screw Size: 0-80
Screw Length: 1/4
(D) Basic Screw Diameter (Max): 0.060
(A) Head Diameter (Min): 0.083
(A) Head Diameter (Max): 0.096
(H) Total Head Height (Min): 0.045
(H) Total Head Height (Max): 0.054
Material Purity: Tantalum 97½% / Tungsten 2½%
(J) Slot Width (Min): 0.020
(J) Slot Width (Max): 0.031
(T) Slot Depth (Min): 0.014
(T) Slot Depth (Max): 0.024
77032-1050
Item Name: Ta/W Screw Fil. Hd. 0-80 x 5/16" lg
Screw Size: 0-80
Screw Length: 5/16
(D) Basic Screw Diameter (Max): 0.060
(A) Head Diameter (Min): 0.083
(A) Head Diameter (Max): 0.096
(H) Total Head Height (Min): 0.045
(H) Total Head Height (Max): 0.054
Material Purity: Tantalum 97½% / Tungsten 2½%
(J) Slot Width (Min): 0.020
(J) Slot Width (Max): 0.031
(T) Slot Depth (Min): 0.014
(T) Slot Depth (Max): 0.024
77032-1060
Item Name: Ta/W Screw Fil. Hd. 0-80 x 3/8" lg
Screw Size: 0-80
Screw Length: 3/8
(D) Basic Screw Diameter (Max): 0.060
(A) Head Diameter (Min): 0.083
(A) Head Diameter (Max): 0.096
(H) Total Head Height (Min): 0.045
(H) Total Head Height (Max): 0.054
Material Purity: Tantalum 97½% / Tungsten 2½%
(J) Slot Width (Min): 0.020
(J) Slot Width (Max): 0.031
(T) Slot Depth (Min): 0.014
(T) Slot Depth (Max): 0.024
77032-1070
Item Name: Ta/W Screw Fil. Hd. 0-80 x 1/2" lg
Screw Size: 0-80
Screw Length: 1/2
Screw Dimension Note: 3/8 inch of length is threaded
(D) Basic Screw Diameter (Max): 0.060
(A) Head Diameter (Min): 0.083
(A) Head Diameter (Max): 0.096
(H) Total Head Height (Min): 0.045
(H) Total Head Height (Max): 0.054
Material Purity: Tantalum 97½% / Tungsten 2½%
(J) Slot Width (Min): 0.020
(J) Slot Width (Max): 0.031
(T) Slot Depth (Min): 0.014
(T) Slot Depth (Max): 0.024
77032-1110
Item Name: Ta/W Screw Fil. Hd. 1-72 x 1/16" lg
Screw Size: 1-72
Screw Length: 1/16
(D) Basic Screw Diameter (Max): 0.073
(A) Head Diameter (Min): 0.103
(A) Head Diameter (Max): 0.118
(H) Total Head Height (Min): 0.057
(H) Total Head Height (Max): 0.066
Material Purity: Tantalum 97½% / Tungsten 2½%
(J) Slot Width (Min): 0.022
(J) Slot Width (Max): 0.033
(T) Slot Depth (Min): 0.019
(T) Slot Depth (Max): 0.029
77032-1120
Item Name: Ta/W Screw Fil. Hd. 1-72 x 1/8" lg
Screw Size: 1-72
Screw Length: 1/8
(D) Basic Screw Diameter (Max): 0.073
(A) Head Diameter (Min): 0.103
(A) Head Diameter (Max): 0.118
(H) Total Head Height (Min): 0.057
(H) Total Head Height (Max): 0.066
Material Purity: Tantalum 97½% / Tungsten 2½%
(J) Slot Width (Min): 0.022
(J) Slot Width (Max): 0.033
(T) Slot Depth (Min): 0.019
(T) Slot Depth (Max): 0.029
77032-1130
Item Name: Ta/W Screw Fil. Hd. 1-72 x 3/16" lg
Screw Size: 1-72
Screw Length: 3/16
(D) Basic Screw Diameter (Max): 0.073
(A) Head Diameter (Min): 0.103
(A) Head Diameter (Max): 0.118
(H) Total Head Height (Min): 0.057
(H) Total Head Height (Max): 0.066
Material Purity: Tantalum 97½% / Tungsten 2½%
(J) Slot Width (Min): 0.022
(J) Slot Width (Max): 0.033
(T) Slot Depth (Min): 0.019
(T) Slot Depth (Max): 0.029
77032-1140
Item Name: Ta/W Screw Fil. Hd. 1-72 x 1/4" lg
Screw Size: 1-72
Screw Length: 1/4
(D) Basic Screw Diameter (Max): 0.073
(A) Head Diameter (Min): 0.103
(A) Head Diameter (Max): 0.118
(H) Total Head Height (Min): 0.057
(H) Total Head Height (Max): 0.066
Material Purity: Tantalum 97½% / Tungsten 2½%
(J) Slot Width (Min): 0.022
(J) Slot Width (Max): 0.033
(T) Slot Depth (Min): 0.019
(T) Slot Depth (Max): 0.029
77032-1150
Item Name: Ta/W Screw Fil. Hd. 1-72 x 5/16" lg
Screw Size: 1-72
Screw Length: 5/16
(D) Basic Screw Diameter (Max): 0.073
(A) Head Diameter (Min): 0.103
(A) Head Diameter (Max): 0.118
(H) Total Head Height (Min): 0.057
(H) Total Head Height (Max): 0.066
Material Purity: Tantalum 97½% / Tungsten 2½%
(J) Slot Width (Min): 0.022
(J) Slot Width (Max): 0.033
(T) Slot Depth (Min): 0.019
(T) Slot Depth (Max): 0.029
77032-1160
Item Name: Ta/W Screw Fil. Hd. 1-72 x 3/8" lg
Screw Size: 1-72
Screw Length: 3/8
(D) Basic Screw Diameter (Max): 0.073
(A) Head Diameter (Min): 0.103
(A) Head Diameter (Max): 0.118
(H) Total Head Height (Min): 0.057
(H) Total Head Height (Max): 0.066
Material Purity: Tantalum 97½% / Tungsten 2½%
(J) Slot Width (Min): 0.022
(J) Slot Width (Max): 0.033
(T) Slot Depth (Min): 0.019
(T) Slot Depth (Max): 0.029
77032-1170
Item Name: Ta/W Screw Fil. Hd. 1-72 x 1/2" lg
Screw Size: 1-72
Screw Length: 1/2
Screw Dimension Note: 3/8 inch of length is threaded
(D) Basic Screw Diameter (Max): 0.073
(A) Head Diameter (Min): 0.103
(A) Head Diameter (Max): 0.118
(H) Total Head Height (Min): 0.057
(H) Total Head Height (Max): 0.066
Material Purity: Tantalum 97½% / Tungsten 2½%
(J) Slot Width (Min): 0.022
(J) Slot Width (Max): 0.033
(T) Slot Depth (Min): 0.019
(T) Slot Depth (Max): 0.029
77032-1210
Item Name: Ta/W Screw Fil. Hd. 2-56 x 1/16" lg
Screw Size: 2-56
Screw Length: 1/16
(D) Basic Screw Diameter (Max): 0.086
(A) Head Diameter (Min): 0.124
(A) Head Diameter (Max): 0.140
(H) Total Head Height (Min): 0.070
(H) Total Head Height (Max): 0.083
Material Purity: Tantalum 97½% / Tungsten 2½%
(J) Slot Width (Min): 0.023
(J) Slot Width (Max): 0.031
(T) Slot Depth (Min): 0.022
(T) Slot Depth (Max): 0.030
77032-1220
Item Name: Ta/W Screw Fil. Hd. 2-56 x 1/8" lg
Screw Size: 2-56
Screw Length: 1/8
(D) Basic Screw Diameter (Max): 0.086
(A) Head Diameter (Min): 0.124
(A) Head Diameter (Max): 0.140
(H) Total Head Height (Min): 0.070
(H) Total Head Height (Max): 0.083
Material Purity: Tantalum 97½% / Tungsten 2½%
(J) Slot Width (Min): 0.023
(J) Slot Width (Max): 0.031
(T) Slot Depth (Min): 0.022
(T) Slot Depth (Max): 0.030
77032-1230
Item Name: Ta/W Screw Fil. Hd. 2-56 x 3/16" lg
Screw Size: 2-56
Screw Length: 3/16
(D) Basic Screw Diameter (Max): 0.086
(A) Head Diameter (Min): 0.124
(A) Head Diameter (Max): 0.140
(H) Total Head Height (Min): 0.070
(H) Total Head Height (Max): 0.083
Material Purity: Tantalum 97½% / Tungsten 2½%
(J) Slot Width (Min): 0.023
(J) Slot Width (Max): 0.031
(T) Slot Depth (Min): 0.022
(T) Slot Depth (Max): 0.030
77032-1240
Item Name: Ta/W Screw Fil. Hd. 2-56 x 1/4" lg
Screw Size: 2-56
Screw Length: 1/4
(D) Basic Screw Diameter (Max): 0.086
(A) Head Diameter (Min): 0.124
(A) Head Diameter (Max): 0.140
(H) Total Head Height (Min): 0.070
(H) Total Head Height (Max): 0.083
Material Purity: Tantalum 97½% / Tungsten 2½%
(J) Slot Width (Min): 0.023
(J) Slot Width (Max): 0.031
(T) Slot Depth (Min): 0.022
(T) Slot Depth (Max): 0.030
77032-1250
Item Name: Ta/W Screw Fil. Hd. 2-56 x 5/16" lg
Screw Size: 2-56
Screw Length: 5/16
(D) Basic Screw Diameter (Max): 0.086
(A) Head Diameter (Min): 0.124
(A) Head Diameter (Max): 0.140
(H) Total Head Height (Min): 0.070
(H) Total Head Height (Max): 0.083
Material Purity: Tantalum 97½% / Tungsten 2½%
(J) Slot Width (Min): 0.023
(J) Slot Width (Max): 0.031
(T) Slot Depth (Min): 0.022
(T) Slot Depth (Max): 0.030
77032-1260
Item Name: Ta/W Screw Fil. Hd. 2-56 x 3/8" lg
Screw Size: 2-56
Screw Length: 3/8
(D) Basic Screw Diameter (Max): 0.086
(A) Head Diameter (Min): 0.124
(A) Head Diameter (Max): 0.140
(H) Total Head Height (Min): 0.070
(H) Total Head Height (Max): 0.083
Material Purity: Tantalum 97½% / Tungsten 2½%
(J) Slot Width (Min): 0.023
(J) Slot Width (Max): 0.031
(T) Slot Depth (Min): 0.022
(T) Slot Depth (Max): 0.030
77032-1270
Item Name: Ta/W Screw Fil. Hd. 2-56 x 1/2" lg
Screw Size: 2-56
Screw Length: 1/2
Screw Dimension Note: 3/8 inch of length is threaded
(D) Basic Screw Diameter (Max): 0.086
(A) Head Diameter (Min): 0.124
(A) Head Diameter (Max): 0.140
(H) Total Head Height (Min): 0.070
(H) Total Head Height (Max): 0.083
Material Purity: Tantalum 97½% / Tungsten 2½%
(J) Slot Width (Min): 0.023
(J) Slot Width (Max): 0.031
(T) Slot Depth (Min): 0.022
(T) Slot Depth (Max): 0.030
77032-1320
Item Name: Ta/W Screw Fil. Hd. 4-40 x 1/8" lg
Screw Size: 4-40
Screw Length: 1/8
(D) Basic Screw Diameter (Max): 0.112
(A) Head Diameter (Min): 0.166
(A) Head Diameter (Max): 0.183
(H) Total Head Height (Min): 0.094
(H) Total Head Height (Max): 0.107
Material Purity: Tantalum 97½% / Tungsten 2½%
(J) Slot Width (Min): 0.031
(J) Slot Width (Max): 0.039
(T) Slot Depth (Min): 0.030
(T) Slot Depth (Max): 0.038
77032-1330
Item Name: Ta/W Screw Fil. Hd. 4-40 x 3/16" lg
Screw Size: 4-40
Screw Length: 3/16
(D) Basic Screw Diameter (Max): 0.112
(A) Head Diameter (Min): 0.166
(A) Head Diameter (Max): 0.183
(H) Total Head Height (Min): 0.094
(H) Total Head Height (Max): 0.107
Material Purity: Tantalum 97½% / Tungsten 2½%
(J) Slot Width (Min): 0.031
(J) Slot Width (Max): 0.039
(T) Slot Depth (Min): 0.030
(T) Slot Depth (Max): 0.038
77032-1340
Item Name: Ta/W Screw Fil. Hd. 4-40 x 1/4" lg
Screw Size: 4-40
Screw Length: 1/4
(D) Basic Screw Diameter (Max): 0.112
(A) Head Diameter (Min): 0.166
(A) Head Diameter (Max): 0.183
(H) Total Head Height (Min): 0.094
(H) Total Head Height (Max): 0.107
Material Purity: Tantalum 97½% / Tungsten 2½%
(J) Slot Width (Min): 0.031
(J) Slot Width (Max): 0.039
(T) Slot Depth (Min): 0.030
(T) Slot Depth (Max): 0.038
77032-1350
Item Name: Ta/W Screw Fil. Hd. 4-40 x 5/16" lg
Screw Size: 4-40
Screw Length: 5/16
(D) Basic Screw Diameter (Max): 0.112
(A) Head Diameter (Min): 0.166
(A) Head Diameter (Max): 0.183
(H) Total Head Height (Min): 0.094
(H) Total Head Height (Max): 0.107
Material Purity: Tantalum 97½% / Tungsten 2½%
(J) Slot Width (Min): 0.031
(J) Slot Width (Max): 0.039
(T) Slot Depth (Min): 0.030
(T) Slot Depth (Max): 0.038