Metric oval neck track head bolt is used with metric heavy hexagon nut to tighten the housing of groove coupling, and exert pressure on gasket for sealing.
Available size
| Bolt with coarse thread (d) | Size L (mm) | Recommend bolt torque (N.m) | Ref. No. |
|---|---|---|---|
| M10 | 50 ~ 90 | 40 ~ 60 | G9201 |
| M12 | 70 ~ 110 | 110 ~ 135 | G9202 |
| M16 | 80 ~ 120 | 135 ~ 175 | G9203 |
| M20 | 90 ~ 130 | 175 ~ 245 | G9204 |
| M22 | 100 ~ 150 | 245 ~ 325 | G9205 |
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