Reliable 4510SW Drop-In Bobbin Walking Foot Industrial Sewing Machine

Heavy-duty walking-foot control with a convenient drop-in bobbin.

The Reliable 4510SW is a single-needle walking-foot lockstitch machine for medium- to heavyweight leather, upholstery, canvas, and synthetics. Top and bottom feed help move layered material evenly, while the foot-height adjuster and horizontal drop-in bobbin make setup changes easier for demanding production work.

Who it is for

• Upholstery, leather-goods, marine canvas, automotive interior, and bag-production shops
• Operators who value a horizontal drop-in bobbin and adjustable walking-foot height
• Businesses that want a complete industrial package with stand, table, servo motor, synchronizer, and task light

Highlights

• Top-and-bottom walking feed for stable handling of layered materials
• Foot-height adjuster and horizontal drop-in bobbin
• Up to 9 mm stitch length, 2,000 RPM, 8 mm foot lift, and 135 × 17 needle system
• SewQuiet servo motor with synchronizer and index stitching
• Automatic bobbin winder, self-oiling pump, and safety clutch
• UberLight Flex sewing light, quality stand, and table top included
• Ships fully assembled, tested, and sewn off

Choose your configuration

Select the standard machine package or add the 1/4-inch roller edge guide for repeatable seam spacing. For integrated direct drive, digital speed control, and a 60-inch table option, compare the Reliable 4020SW.

Shipping and payment

This machine ships by freight on a pallet. A $500 flat freight charge applies, and expedited shipping is not available. Reliable drop-ships and fulfills the order for Sew Nation USA. Financing options may be available at checkout for qualified buyers; approval and terms vary.

Best for

Owners of the compatible Reliable machine who need a genuine replacement, spare, or model-specific accessory.

Verified specifications

• Stitch length: 0–9 mm. Speed: up to 2,000 RPM. Needle bar stroke: 36 mm. Needle system: 135 × 17. Foot lift: 8 mm. Electrical: 110/120 V, 60 Hz.
• Head dimensions: 22 × 7 × 10 in (55.9 × 17.8 × 25.4 cm). Table dimensions: 47.5 × 21.75 × 30 in (119.63 × 55.25 × 76.2 cm). Pallet dimensions: 48 × 40 × 40 in (121.9 × 101.6 × 101.6 cm).