Slotted Flat Head Machine Screws & BoltsU.S. Inch | Metric
Ceramic flat head slotted U.S. inch bolts and machine screws, as with all our ceramic fasteners, are chemically stable, fully dense (no open porosity), high purity oxides, exhibiting high mechanical strength.
To Order Fasteners:
- Find the correct Size
- Click-on the Composition you require
- Available lengths displayed on next page
Available sizes, compositions and lengths vary and may be dependent upon material properties and performance characteristics.
A | B | C | D | ||
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Size | Composition | Head Diameter | Head Height | Slot Width | Slot Depth |
#0-80 | alumina | .099 - .119 | .035 | .016 - .023 | .010 - .015 |
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zirconia | |||||
#2-56 | alumina | .147 - .172 | .051 | .023 - .031 | .015 - .023 |
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zirconia | |||||
#4-40 | alumina | .195 - .225 | .067 | .031 - .039 | .020 - .030 |
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zirconia | |||||
#5-40 | alumina | .220 - .252 | .075 | .035 - .043 | .022 - .034 |
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zirconia | |||||
#6-32 | alumina | .244 - .279 | .083 | .039 - .048 | .024 - .038 |
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zirconia | |||||
#8-32 | alumina | .292 - .332 | .100 | .045 - .054 | .029 - .045 |
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zirconia | |||||
#10-24 | alumina | .340 - .385 | .116 | .050 - .060 | .034 - .053 |
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zirconia | |||||
#10-32 | alumina | .340 - .385 | .116 | .050 - .060 | .034 - .053 |
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zirconia | |||||
1/4"-20 | alumina | .452 - .507 | .153 | .064 - .075 | .046 - .070 |
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zirconia | |||||
1/4"-28 | alumina | .452 - .507 | .153 | .064 - .075 | .046 - .070 |
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zirconia | |||||
5/16"-18 | alumina | .568 - .635 | .191 | .072 - .084 | .058 - .088 |
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zirconia | |||||
3/8"- 16 | alumina | .685 - .762 | .230 | .081 - .094 | .070 - .106 |
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zirconia |
Dimensions Per ANSI B18.6.3-1972 (R1991)