Airtac BKC Bulkhead Lock Nut Union BKC1209-03-S
AirTAC BKC Locknut Straight Connector BKC1209-03-S Specifications
- Model: BKC1209-03-S
- Type: Locknut-style straight-through fitting (reusable)
- Thread standard: PT1/8 (BSPP) female threads
- Material: SUS303 stainless steel body with copper alloy locknut
- Seal material: NBR (Nitrile) O-ring
- Max working pressure: 1.0 MPa (145 psi)
- Temperature range: -20℃ to 80℃ (-4°F to 176°F)
- Surface treatment: Passivation coating (body), nickel plating (locknut)
- Weight: 12g ±0.5g
- Dimensions: 20mm (L) × 12mm (W) × 12mm (H)
- Tube compatibility: Φ4mm (1/8") OD polyurethane/nylon tubing
- Vibration resistance: ≤15Hz frequency, 1.5mm amplitude
- Installation torque: 0.7-1.2 N·m (6.2-10.6 in-lb)
High-density machining connector with triple-sealing structure (thread seal + O-ring + metal-to-metal contact). Features anti-vibration locknut design with 360° rotatable body for flexible piping alignment. Corrosion-resistant for humid environments and compatible with air/water/oil media.
- Pneumatic tool air supply lines
- Coolant distribution in CNC machines
- Vacuum system connections
- Medical gas equipment assemblies
- Food processing machinery (FDA-compliant lubricant used)
Installation protocol:
Hand-tighten until snug, then apply 1/4 turn with wrench. Always use backup wrench on hex body during tightening.
Replace O-ring every 5,000 connection cycles or if leakage exceeds 10 bubbles/min under 0.7 MPa test pressure.
| Property | Property Value |
|---|---|
| sku | BKC1209-03-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.