Source-backed model reference · US

Janome Magnolia 7318 / 7318 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

• Very light: Chiffon, Georgette, Fine Lace, Organdy → Universal 9 (65); Net, Tulle → Ball Point 9 (65)
• Light: Batiste, Voile, Lawn, Pure Silk, Crepe de Chine… → Blue Tipped 11 (75) / Universal 11 (75), 12 (80)
• Single Knits, Jersey, Swimwear, Tricot → Blue Tipped 11 (75) / Ball Point 11 (75)
• Medium: Flannel, Velour, Corduroy, Linen, Quilted Fabrics… → Universal 14 (90)
• Heavy: Denim, Sailcloth, Ticking → Denim Needle 16 (100)
• Leather, Suede (heavy) → Wedge Point Leather Needle 16 (100), 18 (110)

Insert and replace

Insert a new needle into the needle clamp with the flat side of the needle to the rear; push it up against the stopper pin and tighten the needle clamp screw.

Other manual notes

• Double Knits, Stretch Velour, Sweater Knits → Ball Point 14 (90).
• Troubleshooting: skipped stitches when a blue tip needle is not used for stretch, very fine fabrics.

Manufacturer source

Janome Magnolia 7318 Instruction Manual ↗

Source market: US (USA market per manual) / English · Checked October 20, 2026. Verify the full model label, fabric and current manual before sewing.

Check another machine · Needle size chart