DPX17 Needle #100/16
The DPx17 is a heavy-duty industrial sewing machine needle system specifically engineered for walking foot (compound feed) and bartack machines. It is one of the most common systems for sewing thick, heavy-weight materials like leather, canvas, and upholstery.
Key Specifications
- Needle System: Also known as 135x17, SY3355, 2167, or 335-0311.
- Physical Dimensions: Features a round shank with a diameter of 2.00 mm and a length from butt to eye of 38.9 mm.
- Design: Built with a reinforced blade and a precision scarf to reduce skipped stitches and handle high-tension threads in dense fabrics.
Applications & Materials
The DPx17 system is the standard choice for professional-grade heavy tasks, including:
- Materials: Leather goods, automotive interiors, denim, vinyl, webbing, and multi-layered seams.
- Point Styles:
- Cloth Point (R): Standard round point for woven fabrics and soft leather.
- Ball Point (FFG/SES): Used for knits or loosely woven materials to prevent fiber damage.
- Leather Point (135x16): While the 135x17 is the cloth version, the 135x16 is its leather-cutting equivalent (tri-point/diamond point) often used on the same machines.
Common Machine Compatibility
This needle system fits a wide range of industrial "walking foot" models from major manufacturers:
- Titan: TN-1541, TN-1341, TN-650BL, TN-750BL
- Juki: DNU-1541, LU-562, LU-563, LU-1510, DU-1181N
- Consew: 206RB, 225, 226R, 255
- Singer: 111W, 211G, 211W
- Sailrite: Ultrafeed LS-1, Ultrafeed LSZ-1, Fabricator
- Other Brands: Brother (B797), Artisan (618), Mitsubishi (DU-100), and Seiko (STH Class)