Source-backed model reference · US

BERNINA L 850 needle size

The exact machine name and needle system determine fit. This page transcribes the cited manufacturer manual and keeps fabric use, insertion and specialty-needle notes together.

Fabric and size chart

• Common applications, mid-weight to heavy → size 80
• Heavy fabrics → size 90
• Needle size > 80 (as printed): in exceptional cases, only for light fabrics
• Overlock/cover, universal → Coverstitch ELx705 CF 80/12, 90/14
• Overlock/cover in knits → Jersey ELx705 SUK CF 80/12, 90/14
• Polyester overlock thread no. 120 → 80 – 90

Insert and replace

Insert the new needle into the needle inserter with the flat side to the back and push it up as far as it will go.

Other manual notes

• The needle holder holds two needles: LN (left, yellow path) and RN (right, green path).
• The built-in needle threader is fastest for needle sizes 80–90.

Manufacturer source

BERNINA L 850 User manual ↗

Source market: EN · Checked October 20, 2026. Verify the full model label, fabric and current manual before sewing.

Check another machine · Needle size chart