Socket Cap Head Machine Screws & BoltsMetric | U.S. Inch
Cap socket head metric alumina and zirconia bolts and machine screws, as with all our ceramic fasteners,
are chemical resistant, thermal resistant, non-outgassing, and withstand constant high temperature exposure.
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 | ||
|---|---|---|---|---|
| Size | Composition | Head Diameter | Head Height | Hexagon Socket Size Nom. |
| M2 x 0.4 | alumina | 3.65 - 3.8 | 1.91 - 2.0 | 1.5 |
| ZTA | ||||
| zirconia | ||||
| M3 x 0.5 | alumina | 5.32 - 5.50 | 2.89 - 3.0 | 2.5 |
| ZTA | ||||
| zirconia | ||||
| M4 x 0.7 | alumina | 6.8 - 7.0 | 3.88 - 4.0 | 3.0 |
| ZTA | ||||
| zirconia | ||||
| M5 x 0.8 | alumina | 8.27 - 8.5 | 4.86 - 5.0 | 4.0 |
| ZTA | ||||
| zirconia | ||||
| M6 x 1.0 | alumina | 9.74 - 10.0 | 5.85 - 6.0 | 5.0 |
| ZTA | ||||
| zirconia | ||||
| M8 x 1.25 | alumina | 12.70 - 13.0 | 7.83 - 8.0 | 6.0 |
| ZTA | ||||
| zirconia |
Dimensions Per ANSI B18.3.1M-1986 (R2008)