Bernina 830 Cutting Blade 031558.51.00

Description

Bernina 8 Series Tension Spring (Part No. 031211.52.00) is a genuine replacement component engineered to maintain precise thread tension in Bernina 8 Series sewing machines. Proper tension is critical to stitch quality, fabric handling, and overall machine performance.

Over time, tension springs can weaken or lose consistency due to wear, resulting in skipped stitches, uneven seams, or thread breakage. Replacing a worn spring restores the machine’s ability to regulate thread flow accurately, ensuring smooth, reliable operation across a wide range of fabrics and stitch types.

This part is manufactured to Bernina’s original specifications for fit, durability, and performance. It is intended for maintenance or repair by experienced users or qualified technicians and should be matched exactly by part number to ensure compatibility.

Key Features

• Bernina OEM replacement part

• Bernina 8 Series machines

• consistent and accurate thread tension

• uneven stitches and thread issues

• reliable performance and longevity

• maintenance, repair, or refurbishment