HTD 5M Timing Belt — 5mm Pitch Closed Loop Rubber Belt, 20mm Wide

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Sale price$5.29 USD
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In stock (500 units), ready to be shipped

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Description

 

HTD 5M Timing Belt — Precise Power Transmission for Motion-Control Builds

When a slipping or mismatched drive belt causes your CNC axis to lose position or your 3D printer to skip layers, the fix starts with the right belt. Makers, machine builders, and repair technicians who need a reliable closed-loop HTD 5M timing belt will find this listing covers an exceptionally wide range of circumferences — from compact 175mm loops up to 2050mm — so you can source the exact size your project demands without custom cutting or splicing.

Each belt in this listing is a closed-loop rubber timing belt with an HTD 5M tooth profile (5mm pitch, rounded curvilinear tooth form). The belt body is 20mm (≈ 0.79") wide and is reinforced with embedded tensile cords for low elongation under load. Circumference options are available in 5mm increments across a broad range — from 175mm (≈ 6.9") to 2050mm (≈ 80.7") — so you can match your specific drive geometry precisely. Select your required circumference from the variant dropdown above.

Typical use cases include CNC router axis drives, 3D printer closed-loop belt systems, laser cutter gantry drives, conveyor and indexing mechanisms, and general-purpose motor-to-shaft power transmission where repeatable positioning and low backlash are required. The HTD 5M closed-loop rubber timing belt format is a widely adopted standard in DIY automation and light industrial equipment.

ℹ️ Compatibility Notice: This belt uses the HTD 5M tooth profile (5mm pitch, rounded tooth). It is not compatible with GT2, T5, XL, or MXL pulleys. Always pair with HTD 5M pulleys. Belt width is 20mm — verify your pulley flange width before ordering.
⚠️ Size Selection: Variants are labeled by pitch circumference in mm (e.g., "300-5M" = 300mm circumference). Measure your existing belt or calculate from your pulley center distance before purchasing. See FAQ below for guidance.

✅ Key Features of These HTD 5M Closed-Loop Timing Belts

  • ⚙️HTD 5M Tooth Profile — The rounded curvilinear tooth form distributes load across a larger contact area than trapezoidal profiles, reducing tooth shear stress in high-torque closed-loop belt drive applications.
  • 📏Wide Size Range in One Listing — Circumferences from 175mm (≈ 6.9") to 2050mm (≈ 80.7") available in fine increments, eliminating the need to source custom-length rubber timing belts for unusual drive geometries.
  • 🔩20mm Belt Width — The 20mm (≈ 0.79") width provides greater load capacity and lateral stability compared to 9mm or 15mm variants, making it suitable for heavier gantry and axis drive systems.
  • 🔄Closed-Loop Construction — Seamless closed-loop design eliminates the splice point found in open-ended belts, delivering consistent tension and tooth engagement throughout the full rotation cycle.
  • 🛡️Rubber Body with Tensile Cord Reinforcement — The rubber compound provides flexibility and grip on pulley teeth, while embedded tensile cords resist elongation — keeping your 5mm pitch timing belt drive in calibration longer.
  • 🏭Broad Application Compatibility — Fits 3D printers, CNC routers, laser cutters, conveyor indexers, and other motion-control equipment that use the HTD 5M closed-loop belt standard.

📐 Technical Specifications — HTD 5M Closed-Loop Rubber Timing Belt

Belt Profile HTD 5M (High Torque Drive, 5mm pitch)
Tooth Pitch 5mm (0.197")
Tooth Form Rounded curvilinear (HTD standard)
Belt Width 20mm (≈ 0.79")
Belt Type Closed loop (endless)
Circumference Range 175mm (≈ 6.9") – 2050mm (≈ 80.7")
Material Rubber body with tensile cord reinforcement
Compatible Pulley Profile HTD 5M only (not GT2, T5, XL, or MXL)
Typical Operating Temperature Generally –20°C to +80°C (–4°F to +176°F)
Quantity per Order 1 piece (select circumference from variant options)
Tensile Strength See variant options / Contact us to confirm

❓ Frequently Asked Questions

How do I choose the right belt circumference for my machine?

Measure the center-to-center distance between your two pulleys, then use the standard belt length formula: Belt Length ≈ 2 × C + π × (D1 + D2) / 2, where C is the center distance and D1/D2 are the pulley pitch diameters. Our variants are listed in millimeters — for example, "300-5M" means a 300mm pitch circumference (≈ 11.8"). If replacing an existing belt, count the teeth and multiply by 5mm to get the pitch circumference. When in doubt, size up slightly — a slightly longer belt is generally easier to tension correctly.

What tensile strength does this HTD 5M timing belt have?

HTD 5M belts typically feature fiberglass or steel tensile cords embedded in the rubber body, providing generally strong resistance to elongation under normal drive loads. Exact rated tensile strength varies by manufacturer and belt circumference. For high-torque or safety-critical applications, contact us to confirm specifications before ordering.

Can I use this belt outdoors or in wet/oily environments?

The rubber compound is generally resistant to light moisture and moderate temperatures (typically –20°C to +80°C / –4°F to +176°F). Prolonged exposure to petroleum-based oils, solvents, or direct UV radiation can degrade rubber over time. For outdoor installations or environments with oil mist, verify material compatibility with your specific conditions before use.

Which pulley profile is compatible with this belt?

This belt uses the HTD 5M tooth profile — a rounded, curvilinear tooth with a 5mm pitch. It is not interchangeable with GT2 (2mm pitch), T5 (5mm trapezoidal), XL, or MXL profiles. Always pair with HTD 5M-profile pulleys to ensure correct tooth meshing and efficient power transmission.

How do I decide between a shorter and a longer circumference?

Choose the circumference that matches your drive system's geometry. A belt that is too short will over-tension the bearings and shorten component life; one that is too long will slip or skip teeth under load. If you are replacing a worn belt, measure the old belt's outer circumference or count its teeth (number of teeth × 5mm = pitch circumference) to identify the correct replacement size.

Is this belt suitable for 3D printers and CNC routers?

Yes. HTD 5M closed-loop timing belts are widely used in 3D printers, CNC routers, laser cutters, and other motion-control equipment that require precise, repeatable positioning. The 20mm width provides additional load capacity compared to narrower belts, making it well-suited for heavier gantry or dual-axis drive configurations.

What does the variant label mean — for example, "300-5M"?

The number before the dash is the belt's pitch circumference in millimeters (e.g., 300 = 300mm ≈ 11.8"). "5M" denotes the HTD 5M tooth profile with a 5mm pitch. The belt width for all variants in this listing is 20mm (≈ 0.79"). The "1Pcs" amount option means you receive one belt per order.

🛒 Select your circumference size above, then add to cart — ships from our US warehouse.

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