HTD-5M 10-50T Timing Belt Pulley Pitch 5mm K/BF-type CNC Drive Pulley Width 11mm
HTD-5M 10-50T Timing Belt Pulley Pitch 5mm K/BF-type CNC Drive Pulley Width 11mm
HTD-5M 10-50T Timing Belt Pulley Pitch 5mm K/BF-type CNC Drive Pulley Width 11mm
HTD-5M 10-50T Timing Belt Pulley Pitch 5mm K/BF-type CNC Drive Pulley Width 11mm
HTD-5M 10-50T Timing Belt Pulley Pitch 5mm K/BF-type CNC Drive Pulley Width 11mm
HTD-5M 10-50T Timing Belt Pulley Pitch 5mm K/BF-type CNC Drive Pulley Width 11mm
HTD-5M 10-50T Timing Belt Pulley Pitch 5mm K/BF-type CNC Drive Pulley Width 11mm
HTD-5M 10-50T Timing Belt Pulley Pitch 5mm K/BF-type CNC Drive Pulley Width 11mm
HTD-5M 10-50T Timing Belt Pulley Pitch 5mm K/BF-type CNC Drive Pulley Width 11mm
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HTD-5M 10-50T Timing Belt Pulley Pitch 5mm K/BF-type CNC Drive Pulley Width 11mmHTD-5M 10-50T Timing Belt Pulley Pitch 5mm K/BF-type CNC Drive Pulley Width 11mmHTD-5M 10-50T Timing Belt Pulley Pitch 5mm K/BF-type CNC Drive Pulley Width 11mmHTD-5M 10-50T Timing Belt Pulley Pitch 5mm K/BF-type CNC Drive Pulley Width 11mmHTD-5M 10-50T Timing Belt Pulley Pitch 5mm K/BF-type CNC Drive Pulley Width 11mmHTD-5M 10-50T Timing Belt Pulley Pitch 5mm K/BF-type CNC Drive Pulley Width 11mmHTD-5M 10-50T Timing Belt Pulley Pitch 5mm K/BF-type CNC Drive Pulley Width 11mmHTD-5M 10-50T Timing Belt Pulley Pitch 5mm K/BF-type CNC Drive Pulley Width 11mmHTD-5M 10-50T Timing Belt Pulley Pitch 5mm K/BF-type CNC Drive Pulley Width 11mm

HTD-5M 10-50T Timing Belt Pulley Pitch 5mm K/BF-type CNC Drive Pulley Width 11mm

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Price:
$7.28 USD
Stock:
In stock (500 units), ready to be shipped

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Description

HTD-5M Timing Belt Pulley — Precise, Low-Backlash CNC Motion Drive

When a CNC axis skips steps, a 3D printer lays uneven layers, or a belt drive slips under load, the pulley profile is often the culprit. This HTD-5M timing belt pulley is built for makers, machine builders, and technicians who need repeatable, low-backlash motion on custom rigs and retrofits.

Each pulley uses the HTD 5M curvilinear tooth profile with a 5 mm pitch and an 11 mm belt width, available from 10 to 16 teeth in K-type and BF-type (flanged) hub styles. Bore sizes range from 4 mm to 12.7 mm (0.16 in to 0.5 in), so you can match it to common stepper shafts and drive rods without adapters. Body material is typically machined aluminum alloy for a strong strength-to-weight ratio.

Use it for CNC router and plasma gantries, DIY 3D printer belt drives, laser engraver motion systems, and robotics joint actuation where an HTD-5M 11 mm timing belt pulley keeps tension consistent across long travel.

🔧 Compatible with HTD-5M profile timing belts (5 mm pitch), 11 mm belt width. Confirm your belt width and shaft bore before ordering.

✅ Key Features of These HTD-5M Timing Belt Pulleys

  • ⚙️ HTD 5M curvilinear tooth profile for smooth, low-backlash power transfer and reduced tooth jump under load.
  • 📏 5 mm pitch with 11 mm belt width, sized for common HTD-5M belts used in CNC and 3D printing.
  • 🔩 Tooth counts from 10T to 16T let you tune gear ratio and travel-per-revolution for your axis.
  • 🕳️ Bore options from 4 mm to 12.7 mm (0.16 in–0.5 in) fit stepper and drive shafts without machining.
  • 🛡️ K-type and BF-type (flanged) hub styles help retain the belt and resist lateral walk-off.
  • 🧰 Aluminum-alloy construction offers corrosion resistance and a light rotating mass for responsive motion.

📐 Technical Specifications — Timing Belt Pulley

Belt Profile HTD-5M (curvilinear)
Pitch 5 mm
Belt Width 11 mm
Number of Teeth 10T / 12T / 14T / 15T / 16T (See variant options)
Hub Type K-type / BF-type flanged (See variant options)
Bore Diameter 4mm–12.7mm / 0.16in–0.5in (See variant options)
Material Aluminum alloy (typical)
Set Screw Contact us to confirm
Quantity 1 pc per selection
🛒 Select your teeth count, hub type, and bore diameter above, then add to cart.

❓ Frequently Asked Questions

How do I choose the right number of teeth?

Tooth count sets your travel per motor revolution and effective gear ratio. Fewer teeth (10T–12T) give finer resolution and more torque; more teeth (15T–16T) give faster travel. Match both pulleys in a drive to your target speed and resolution.

Which bore size should I order?

Choose the bore that matches your motor or drive shaft diameter. Common NEMA stepper shafts are 5mm, 6.35mm, or 8mm. Measure your shaft first, then pick the matching bore from the variant options.

What is the difference between K-type and BF-type?

BF-type is a flanged hub that helps keep the belt tracking centered and prevents lateral walk-off. K-type is a non-flanged style used where a flange is not required or where flanges are placed elsewhere in the drive.

How strong is this pulley under load?

The HTD-5M curvilinear profile distributes load across the tooth face, reducing tooth jump versus older trapezoidal profiles. Aluminum-alloy construction handles typical hobby and light-industrial CNC, 3D printer, and robotics loads. For heavy continuous-duty use, verify your torque requirements.

Is it corrosion resistant?

Aluminum alloy offers good corrosion resistance for indoor workshop and enclosed-machine environments. For humid or outdoor conditions, keep the drive clean and lightly protected.

Will this work with my existing HTD-5M belt?

Yes, if your belt is an HTD-5M profile with a 5mm pitch and 11mm width. Confirm your belt width matches 11mm before ordering, as a wider or narrower belt will not seat correctly.

Can I use two different tooth counts together?

Yes. Pairing different tooth counts on driver and driven shafts creates a gear ratio to trade speed for torque. Just keep both pulleys on the same HTD-5M profile and 11mm belt width.

 

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