AirTAC PH-1 Hexagonal Knuckle Joint PH4M5-S Technical Details
- Model: PH4M5-S (PH-1 series)
- Body material: Carbon steel with nickel plating
- Thread specification: M5×0.8 external thread
- Rotation angle: ±25° adjustable
- Max moment load: 30N·m
- Operating temperature: -20℃ to 80℃
- Seal ring material: NBR (Nitrile rubber)
- Surface treatment: Electroless nickel plating (5-8μm)
- Installation torque: 1.5-2N·m recommended
- Weight: 8g ±0.5g
- Dimensions: 15mm(Ø) × 12mm(H) × 25mm(L)
- Hex size: 8mm wrench flat
- Pressure rating: 0.05-1.0MPa
- Vibration resistance: 10-55Hz, 1.5mm amplitude
Precision-engineered pivot joint featuring laser-etched alignment marks for angular adjustment verification. The PH4M5-S incorporates a dual-lip seal design that maintains integrity during oscillating movements, with hardened contact surfaces (HV400±50) for extended cycle life. Compatible with ISO 15407-1 pneumatic tubing standards.
- Robotic end-effector rotational linkages
- Semiconductor wafer handling arms
- Automated conveyor diverters
- Textile machinery tensioning systems
- Pharmaceutical filling nozzle articulations
| Property | Property Value |
|---|---|
| sku | PH4M5-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.



