AirTAC PH-1 Hexagonal Knuckle Joint PH601-S Technical Details
- Model: PH601-S (PH-1 series)
- Type: Hexagonal pivot joint with external thread
- Material: Carbon steel with zinc plating / Stainless steel option (SS304)
- Thread specification: M6×1 male thread (ISO 4026 compliant)
- Torque capacity: Max. 5 Nm (steel-steel) / 3 Nm (steel-aluminum)
- Rotation angle: ±25° adjustable pivot range
- Surface treatment: Zinc chromate coating (8-12μm) / Passivation for SS version
- Operating temperature: -20℃ to +120℃ (zinc plated) / -50℃ to +200℃ (stainless)
- Weight: 12g ±0.5g (zinc plated) / 11g ±0.5g (stainless)
- Dimensions:
- Total length: 45mm (thread end to pivot center)
- Hex width across flats: 10mm (ISO 4014 standard)
- Thread length: 8mm (full thread engagement)
- Pivot ball diameter: 6mm (hardened to HRC 58-62)
- Overall height: 15mm (from base to top of hex)
- Corrosion resistance: 96hrs salt spray test passed (ASTM B117)
Heavy-duty pivot joint featuring precision-ground mating surfaces and double-locking hex design. The cold-forged body provides enhanced structural integrity, with a self-lubricating brass bushing (DIN 7979 compliant) ensuring smooth angular adjustment. Compatible with ISO 21287 pneumatic components.
- Pneumatic cylinder rod-end mounting in confined spaces
- Robotic arm articulation points requiring multi-axis freedom
- Conveyor system guide rail alignment adjustments
- Automated assembly line tooling position fine-tuning
- Vibration-prone equipment with thermal expansion compensation needs
| Property | Property Value |
|---|---|
| sku | PH601-S |
Returns will be accepted for up to 15 days of Customer’s receipt or tracking number on Not used items. You, as a Customer, are obliged to inform us via email before you return the item, only in the case of:
- Received the wrong item.
- Item arrived not as expected (ie. damaged packaging).
- Item had defects.
- Over delivery time.
- The shipper does not allow the goods to be inspected before payment.
The returned product(s) must be in the original packaging, safety wrapped, undamaged and unworn. This means that the item(s) must be safely packed in a carton box for protection during transport, possibly the same carton used to ship to you as a customer.



