Overlocker bernette b64 Airlock
Overlocker bernette b64 Airlock
Threading the looper has never been easier and quicker thanks to the color-coded threading paths. Thread each looper separately or both together with one simple push.
![]() |
The overlocker with an air threader to automatically thread the loopers. It‘s never been so easy to get started. The b64 AIRLOCK has even more to offer: the freearm makes it easy to sew sleeves and cuffs. You will love the large work surface to the right of the needle and the slide-on table. 5 LEDs ensure the working area is brightly lit. The presser foot can be lowered and temporarily raised using the bernette Free Hand System, so that your hands remain free to guide the fabric. With 16 different stitches to choose from and a sewing speed of up to 1300 stitches per minute, you will finish your project in no time!
AVAILABLE OPERATIONS
![]() |
VIDEO INSTRUCTION:
| Video 1: Preparing the overlock for work | Video 2: Air threading |
| Video 3: Threading into needles | Video 4: Changing needles |
| Video 5: Manual threader | Video 6: differential, stitch length, gathering |
| Video 7: MTC, cutting width, Babylock seam. | Video 8: upper looper converter |
| Video 9: threading methods. | Video 10: cleaning and lubrication |
| Video 11: 3-4 stitches of stitches | Video 12: thread tension adjustment |
| Video 13: decorative threading | Video 14: presser foot spring replacement |
General Information
| Feature | Available |
|---|---|
| Air threader for looper threads | Yes |
| Manual needle threader | Yes |
| Patented Micro Thread Control (MTC) | Yes |
| Color-coded threading path | Yes |
| Automatic thread tension release when presser foot is raised | Yes |
| 5 LED lights | Yes |
| Differential feed and stitch length adjustment | Yes |
| Rolled hem lever integrated into the stitch plate | Yes |
| Adjustable presser foot pressure | Yes |
| Front foot lifter mechanism | Yes |
| Upper knife disengagement | Yes |
| Handwheel position indicator | Yes |
| Free Hand System (FHS) | Yes |
| Extension table | Yes |
| Electric safety when front cover is open or presser foot is raised | Yes |
Technical Specifications
| Specification | Value |
|---|---|
| Number of stitch patterns | 16 stitches |
| Thread compatibility | 2 / 3 / 4 threads |
| Stitch length, mm | 0.8 – 4.0 |
| Cutting width, mm | 2.8 – 7 |
| 3–7 mm (right needle, 2/3-thread overlock) | Yes |
| 5–9 mm (left needle, 2/3-thread overlock) | Yes |
| 5–9 mm (2/3/4-thread overlock and 3-thread super stretch) | Yes |
| Presser foot lift height, mm | 5 |
| Max sewing speed, stitches/min | 1300 |
| Weight (net/gross), kg | 9.50 / 13 |
| Package dimensions, cm | 53 x 39 x 46 |
| Needle system | 130/705H |
Standard Accessories
| Accessory | Included |
|---|---|
| Electronic foot control pedal | Yes |
| Needle set 130/705H | Yes |
| Hex screwdriver | Yes |
| Upper looper converter | Yes |
| Spool holders (4 pcs.) | Yes |
| Tweezers | Yes |
| Needle-changing tool | Yes |
| Spool nets (4 pcs.) | Yes |
| Screwdriver | Yes |
| Brush | Yes |
| Waste collector box | Yes |
| Oil bottle | Yes |
| Spare upper knife | Yes |
| Soft cover | Yes |
| Standard presser foot | Yes |
| Spool stabilizers (4 pcs.) | Yes |
| Sleeve platform cover | Yes |
| Decorative thread guide | Yes |
| Threading wire | Yes |
Additional Details
| Item | Details |
|---|---|
| Warranty | 36 months |
| Manual | Lithuanian, Russian, English |
| Manufacturer | BERNINA INTERNATIONAL AG, Switzerland |












