Singer Class 15J Bobbins (10 Pack) #085128 – Clear Plastic Bobbins for Singer, Juki, Pfaff & Viking Machines

Keep your stitches clean, consistent, and tangle-free with Singer Class 15J Bobbins (10 Pack) #085128 — a must-have for every sewing setup.

These clear plastic bobbins are designed to deliver smooth thread flow and consistent tension, making them ideal for everyday sewing, quilting, and embroidery projects. The transparent design allows you to easily monitor thread levels, so you never run out mid-project.

Whether you're stocking up or replacing worn bobbins, this 10-pack ensures you're always ready to sew.

Key Features:

• Genuine Class 15J bobbins (Singer #085128)
• 10-pack – perfect for backups and multiple thread colors
• Clear plastic design for easy thread visibility
• Smooth thread delivery for consistent stitch quality
• Durable and reusable construction
• Compatible with a wide range of popular machines

Using the correct bobbin type is critical — the wrong bobbin can cause tension issues, thread jams, or poor stitch quality.

Compatibility

Fits Juki Sewing Machines:

HZL-27Z, HZL-29Z, HZL-K65, HZL-K85

Fits Pfaff Sewing Machines:

Smart 100S, Smart 200C

Fits Singer Sewing Machines:

1, 1+, 1408 Promise, 1409 Promise, 1500 IZEK, 160th Anniversary, 160 Limited Edition, 2009, 2638, 2639, 2662, 3221 Simple, 3223, 3223GY, 3229, 3232 Simple, 3321 Talent, 3962, 4116, 4411 Heavy Duty, 5511 Scholastic, 5532 Heavy Duty, 5554, 5625, 6518, 6660, 6669, 6680, 6699, 70, 7256 Fashion Mate, 7258CL, 7258 Stylist, 7285Q Patchwork, 7363, 7412, 7422 Advance, 7424, 7426, 7430, 7436 Ingenuity, 7442, 7442CL, 7444, 7446, 7462, 7463 Confidence, 7464, 7465, 7466, 7467, 7468, 7469, 7469Q, 7470 Companion, 7470 Confidence, 8500Q, 85SCH, 8748 Heritage, 8763 Curvy, 8768 Heritage, 8770 Curvy, 8780 Curvy, 90S, 9980 Quantum Stylist, CE-100 Futura, CE-150, CE-200 Futura, CE-250, CE-350, Experience, FQ4, Futura 5, Futura Quintet 5 in 1, Prelude 1408, S800, S900 Inspiration, SES1000 Futura III, SES2000 Futura III, SEQS6000, SEQS6700, SM024, XL400, XL420, XL550, XL580

Fits Husqvarna Viking Sewing Machines:

Emerald 183, Emerald 203, H|Class 600e, Onyx 15, Onyx 25, Onyx 30

Alternate Part Numbers

416127601, 416436301, 40088475, 68000175, 68021570

FAQs

Q: What is a Class 15J bobbin?
A: It’s a standard plastic bobbin used in many Singer and compatible machines for smooth, consistent stitching.

Q: Can I use metal bobbins instead?
A: Only if your machine is designed for them — using the wrong type can cause tension issues or damage.

Q: Why are clear bobbins better?
A: They let you easily see how much thread is left, preventing interruptions mid-project.

Q: How often should I replace bobbins?
A: Replace them if they become warped, cracked, or worn to maintain proper tension.