If you need to increase the width of any of our 24 Tooth pullies, here is the solution! This pulley extension mates with existing pulley halves am-3401, am-3402, and am-3403. This pulley extension can be used in a variety of settings, such as a wider conveyor belt, multiple belt output, and much more by stacking multiple extenders back-to-back between our standard pulley halves. 

Specifications:

• Outside Diameter: 1.459" (at outer tooth edge)
• Pitch Diameter: 1.504"
• Width: 9mm
• Material: Black Polycarbonate
• Fits belt types: 5mm pitch HTD timing belt, 9mm wide
• Weight: 0.014 pounds

Specifications:

• Flange diameter: 1.654"
• Outside Diameter: 1.459"
• Pitch Diameter: 1.504"
• Width: 0.276"
• Bore: 0.50" Hex
• Material: Black Polycarbonate
• Fits belt types: 5mm pitch HTD timing belt, 9mm wide
• Weight: 0.0025 Pounds

Specifications:

• Flange diameter: 1.654"
• Outside Diameter: 1.459"
• Pitch Diameter: 1.504"
• Width: 0.276"
• Bore: 0.377" Hex
• Material: Black Polycarbonate
• Fits belt types: 5mm pitch HTD timing belt, 9mm wide
• Weight: 0.0295 Pounds

Specifications:

• Flange diameter: 1.654"
• Outside Diameter: 1.459"
• Pitch Diameter: 1.504"
• Width: 0.276"
• Bore: 0.244"
• Bolt Pattern: 0.14" diameter holes, evenly spaced on a 0.770" diameter bolt circle
• Material: Black Polycarbonate
• Fits belt types: 5mm pitch HTD timing belt, 9mm wide
• Weight: 0.02 Pounds

This 30 tooth pulley has a 5/16" bore and can be used with 5mm HTD belts. 

Specifications:

• Bore: 5/16"
• Pitch: 5mm

Here is a 39 tooth HTD profile pulley, fitting any two 15 mm wide HTD timing belts. This is shipped as an un-assembled kit. The center bore accepts any flanged bearings with a 1.125 in. OD. It can also accept any of our legacy hubs listed here:

500EX Hex Hub am-2568

500EX Key Hub am-0976

625 Key Hub am-0214a

10 mm Key Hub am-0985a

10 mm DD Bore Hub am-2279

0.375 in. Hex Hub am-2231b

Specifications

• Belt Profile: 5 mm pitch HTD timing belt, 15 mm wide
• Flange Diameter: 2.65 in.
• Material: Black Polycarbonate
• Outside Diameter: 2.40 in.
• Pitch Diameter: 2.44 in.
• Teeth: 39
• Weight: 0.32 lbs
• Width: 1.58 in.

This is the 42 tooth pulley used in the AM14U family of chassis. It works with all 5 mm pitch HTD timing belts. This pulley has a 1.875 in. bolt circle making it easy to attach to many of our motion components. It also has a locking pattern that is compatible with many of our wheels.

This pulley comes as two identical halves that mesh with each other to create one pulley that is the correct width for a 15 mm timing belt.

Need to have two 15 mm belts on one pulley? Add in the 15 mm wide, 42 Tooth Pulley Extension (am-2813) and you can run two belts in two different directions.

Specifications

• Belt Profile: 5 mm pitch HTD timing belt, 15 mm wide
• Bolt Pattern: 0.2 in. diameter holes, evenly spaced on a 1.875 in. diameter bolt circle
• Bore: 0.95 in., with bearing pocket of 1.124 in. diameter x 0.25 in. deep
• Flange Diameter: 2.92 in.
• Material: Black Polycarbonate
• Outside Diameter: 2.575 in. (at outer tooth edge)
• Pitch Diameter: 2.632 in.
• Teeth: 42
• Weight: 0.12 lbs
• Width: 0.85 in. (both halves assembled together)

If you need to increase the width of our 42 Tooth pulley, here is the solution! This pulley extension mates with existing pulley halves (am-2234). This pulley extension can be used in a variety of settings, such as a wider conveyor belt, multiple belt output, and much more by stacking multiple extenders back-to-back between our standard pulley halves.

Specifications:

• Pitch diameter: 2.632 inch
• Outside diameter: 2.59 inch (at outer tooth edge)
• Width: 15mm
• Bore: 0.95 inch, with bearing pocket of 1.124 inch diameter x 0.25 inch deep
• Bolt Pattern: 0.20 inch diameter holes, evenly spaced on a 1.875 inch diameter bolt circle
• Material: Black Polycarbonate
• Fits belt types: 5mm pitch HTD timing belt, 15mm wide
• Weight: 0.082 pounds

This is an endless, spliced belt, designed to be a track drive component for a mobile robot. It's made of steel-reinforced urethane timing belt, with an abrasion-resistant blue nitrile roughtop tread. The center of the timing belt includes a "V" for tracking the belt to the center of a grooved pulley. We have pulleys (am-3298a) specially designed to drive this belt.

This belt is featured in the Rhino Track Drive Module (am-3322).

Specifications:

• Weight: 1.63 pounds
• Width: 2.01 inches
• Length: 65.5 inches, spliced endless loop
• Timing Belt Type: HV
• Timing Belt Material: Urethane
• Timing Belt Pitch: 0.5 inch
• Tread Material: Carbox Nitrile
• Tread Profile: Roughtop
• Timing Belt Reinforcement: Steel Cord
• Maximum Allowable Tension: 600 pounds

Product Overview:
This is a Gates HTD timing belt, manufacturer part number 520-5M-15 

Specifications:

• Number of Teeth: 104
• Pitch Length: 20.47 inches (520 mm)
• Width: 15mm
• Tooth profile: 5mm pitch HTD
• Kevlar reinforced
• Weight: 0.08 pounds

Specifications:

• Pitch: 5 mm
• Length: 535 mm (21.1 in.)
• Width: 15 mm (0.6 in)
• Number of Teeth: 85
• Weight: 0.071 Pounds

Product Overview:
This is a Gates HTD timing belt, manufacturer part number 535-5M-15

Usage: 
Axle Locations for AM14U Variations

Specifications:

• Number of Teeth: 107
• Pitch Length: 21.06 inches ( 535 mm)
• Width: 15mm
• Tooth profile: 5mm pitch HTD
• Kevlar reinforced
• Weight: 0.06 pounds

Product Overview: 

This is a Gates HTD timing belt, manufacturer part number 600-5M-15 

Usage: 
Axle Locations for AM14U Variations

Specifications:

• Number of Teeth: 120
• Pitch Length: 23.62 inches (600 mm)
• Width: 15mm
• Tooth profile: 5mm pitch HTD
• Kevlar reinforced
• Weight: 0.1 pounds

Specifications:

• Pitch: 5 mm
• Length: 755 mm (29.7 in.)
• Width: 15 mm (0.6 in)
• Number of Teeth: 151
• Weight: 0.1 Pounds

This is a Gates HTD timing belt, manufacturer part number 755-5M-15 

Usage:

• Axle Locations for AM14U Variations (.pdf) 

Specifications:

• Number of Teeth: 151
• Pitch Length: 29.72 in. ( 755 mm)
• Width: 15mm
• Tooth profile: 5mm pitch HTD
• Kevlar reinforced: Yes
• Weight: pounds

This is a Gates HTD timing belt, manufacturer part number 800-5M-15

Usage: Axle Locations for AM14U Variations

Specifications:

• Number of Teeth: 160
• Pitch Length: 31.50 inches (800 mm)
• Width: 15mm
• Tooth profile: 5mm pitch HTD
• Kevlar reinforced
• Weight: 0.1 pounds