Airtac BKC Bulkhead Lock Nut Union BKC1209-03
AirTAC BKC Locknut Straight Connector BKC1209-03 Technical Details
- Model: BKC1209-03
- Type: Locknut-style straight pneumatic connector
- Thread specification: M12 × 1.25 male thread
- Material: Nickel-plated brass body
- Seal material: NBR (Nitrile) O-ring
- Operating pressure: 0.05–1.5 MPa (7–217 psi)
- Temperature range: -20℃ to 80℃ (-4°F to 176°F)
- Proof pressure: 3.0 MPa (435 psi)
- Tube compatibility: 9mm OD polyurethane/nylon tubing
- Vibration resistance: ≤5Hz frequency, 1.5mm amplitude
- Weight: 28g ±0.5g
- Dimensions: 32mm(L) × 16mm(W) × 16mm(H)
- Surface treatment: Electroless nickel plating (5-8μm)
- Torque rating: 10-12 N·m installation torque
- Leakage rate: <3×10⁻³ Pa·m³/s under rated pressure
High-density sealing connector with anti-vibration locknut design, featuring 360° rotatable fitting for flexible piping alignment. The electroless nickel coating provides enhanced corrosion resistance against water vapor and mild chemicals. Precision-machined threads ensure leak-free connections in dynamic pneumatic systems.
- Robotic arm pneumatic circuits
- CNC machine tool air supply lines
- Food processing equipment (non-contact areas)
- Semiconductor manufacturing gas delivery
- Packaging machine actuator connections
Installation protocol:
Hand-tighten until snug, then apply 1/4 turn with wrench.
Use PTFE tape only on male threads (not required with NBR seals).
Avoid overtightening to prevent thread deformation.
| Property | Property Value |
|---|---|
| sku | BKC1209-03 |
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.