Source-backed model reference · US

Baby Lock Aurora / BLMAR 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

• Lightweight fabrics → 65/9–75/11
• Medium fabrics → 75/11–90/14
• Heavy denim/canvas → 100/16; other heavy fabrics → 90/14–100/16
• Stretch fabrics → ball-point 75/11–90/14

Insert and replace

With the flat side of the needle toward the rear, push the needle fully up to the stopper and tighten the needle clamp.

Other manual notes

• The official manual's fabric chart covers lightweight, medium, heavy, stretch and topstitching use cases.

Manufacturer source

Baby Lock Aurora Instruction and Reference Guide ↗

Source market: US (Baby Lock official machine manual); English · Checked October 23, 2026. Verify the full model label, fabric and current manual before sewing.

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