L-Series Rubber Timing Belt 86L–581L | 9.525mm Pitch 25mm Width | 1 or 2 Pack
L-Series Rubber Timing Belt 86L–581L | 9.525mm Pitch 25mm Width | 1 or 2 Pack
L-Series Rubber Timing Belt 86L–581L | 9.525mm Pitch 25mm Width | 1 or 2 Pack
L-Series Rubber Timing Belt 86L–581L | 9.525mm Pitch 25mm Width | 1 or 2 Pack
L-Series Rubber Timing Belt 86L–581L | 9.525mm Pitch 25mm Width | 1 or 2 Pack
L-Series Rubber Timing Belt 86L–581L | 9.525mm Pitch 25mm Width | 1 or 2 Pack
L-Series Rubber Timing Belt 86L–581L | 9.525mm Pitch 25mm Width | 1 or 2 Pack
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L-Series Rubber Timing Belt 86L–581L | 9.525mm Pitch 25mm Width | 1 or 2 PackL-Series Rubber Timing Belt 86L–581L | 9.525mm Pitch 25mm Width | 1 or 2 PackL-Series Rubber Timing Belt 86L–581L | 9.525mm Pitch 25mm Width | 1 or 2 PackL-Series Rubber Timing Belt 86L–581L | 9.525mm Pitch 25mm Width | 1 or 2 PackL-Series Rubber Timing Belt 86L–581L | 9.525mm Pitch 25mm Width | 1 or 2 PackL-Series Rubber Timing Belt 86L–581L | 9.525mm Pitch 25mm Width | 1 or 2 PackL-Series Rubber Timing Belt 86L–581L | 9.525mm Pitch 25mm Width | 1 or 2 Pack

L-Series Rubber Timing Belt 86L–581L | 9.525mm Pitch 25mm Width | 1 or 2 Pack

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Price:
$13.10 USD
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In stock (500 units), ready to be shipped

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Description

 

L-Series Rubber Timing Belt — Reliable Synchronous Drive for Printers, CNC & Automation

When a worn or snapped timing belt brings your printer, CNC router, or conveyor to a halt, finding the exact replacement fast is critical. This L-series rubber timing belt is designed for engineers, repair technicians, and DIY builders who need a dependable synchronous drive belt without the guesswork. Available in 125 model sizes from 86L to 581L, this listing covers the full range of common L-series belt lengths used across office equipment, light industrial machinery, and hobbyist CNC builds.

Each belt features a 9.525mm (3/8") pitch — the standard L-series tooth spacing — and a 25mm (≈1") belt width. The trapezoidal tooth profile is molded from rubber with fiber reinforcement for dimensional stability under load. Model numbers indicate belt length in tenths of an inch: for example, 200L = 20.0" (≈508mm), 300L = 30.0" (≈762mm), and 500L = 50.0" (≈1270mm). Available in single or 2-pack quantities.

Typical applications include desktop printer and copier drive systems, CNC router X/Y axis drives, laser engraver carriage belts, light conveyor systems, and general synchronous power transmission in automation equipment. Whether you are sourcing a replacement L-series timing belt for a Brother printer or building a custom CNC belt drive, this range covers the most commonly needed sizes.

ℹ️ Compatibility: Fits any standard L-series pulley or sprocket with a 25mm belt width rating. Tooth profile: trapezoidal (L-type), 9.525mm pitch. Verify your pulley's belt width and tooth count before ordering.

✅ Key Features of These L-Series Rubber Timing Belts

  • 📐Standard L-Series 9.525mm Pitch — Matches the globally recognized L-series tooth profile, ensuring compatibility with L-series pulleys and sprockets used in printers, CNC machines, and conveyor drives.
  • 📏Wide Size Range: 86L to 581L — 125 model sizes in a single listing, covering belt lengths from approximately 8.6" (≈218mm) to 58.1" (≈1476mm) to suit a broad range of drive configurations.
  • ⚙️Trapezoidal Tooth Profile — The classic L-series tooth form provides positive engagement with the pulley, minimizing slip and maintaining synchronous timing in precision drive applications.
  • 🔩25mm Belt Width — A widely used width for light-to-medium duty synchronous drives, balancing load capacity with compact drive design in office equipment and automation systems.
  • 🛡️Fiber-Reinforced Rubber Construction — Internal cord reinforcement generally helps resist elongation under tension, maintaining consistent tooth pitch and drive accuracy over time.
  • 📦Single or 2-Pack Options — Order one belt for an immediate repair or choose the 2-pack to keep a spare on hand for maintenance schedules or dual-axis machine builds.

📐 Technical Specifications — L-Series Rubber Timing Belt

Belt Series L (Light)
Tooth Pitch 9.525mm (3/8")
Tooth Profile Trapezoidal (L-type)
Belt Width 25mm (≈1")
Model Range 86L – 581L (23 – 155 teeth)
Belt Length Range 86L = 8.6" (≈218mm) to 581L = 58.1" (≈1476mm)
Material Rubber with fiber cord reinforcement
Belt Type Closed-loop synchronous drive belt
Pack Quantity 1 or 2 belts (see variant options)
Load Rating See variant options / Contact us to confirm
Operating Temperature Contact us to confirm
Color See variant options
⚠️ Sizing Note: The model number equals belt length in tenths of an inch (e.g., 200L = 20.0" ≈ 508mm). Always measure your existing belt or calculate the required length using your pulley center distance and tooth count before ordering. If you are unsure, contact us with your machine model or drive dimensions.

❓ Frequently Asked Questions

How do I choose the right L-series timing belt length for my machine?

The model number directly indicates the belt length in tenths of an inch. For example, 200L = 20.0" (≈508mm) and 300L = 30.0" (≈762mm). To find the correct size, measure your existing belt's outer circumference, or use the standard belt length formula based on your pulley center distance and tooth counts. When in doubt, size up rather than down to avoid over-tensioning. Contact us with your machine model if you need help selecting the right size.

What is the pitch of an L-series timing belt, and what does it mean?

L-series belts use a 9.525mm (3/8") pitch — the center-to-center distance between adjacent teeth. This is a globally standardized measurement, so these belts are generally compatible with any L-series pulley or sprocket designed for 25mm belt width. The pitch determines which pulleys the belt will mesh with, so always confirm your pulley is rated for L-series (9.525mm pitch) before ordering.

How much load or torque can this timing belt handle?

L-series rubber timing belts are typically suited for light-to-medium duty synchronous drive applications such as printers, copiers, CNC routers, and light conveyors. Exact load capacity depends on the number of teeth in mesh, pulley diameter, operating speed, and ambient temperature. For heavy industrial loads, an H-series or XL-series belt is generally recommended. Contact us to confirm suitability for your specific application.

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

Standard rubber timing belts generally offer moderate resistance to moisture and mild environmental exposure, making them suitable for most indoor applications. They are not typically rated for continuous outdoor UV exposure or immersion in oils, fuels, or aggressive chemicals. For harsh outdoor or chemical environments, a neoprene or polyurethane timing belt is generally a better choice. Contact us to confirm compatibility with your specific conditions.

Are these belts compatible with standard L-series pulleys and sprockets?

Yes. These belts follow the standard L-series tooth profile (9.525mm pitch, trapezoidal tooth form) and are generally compatible with any L-series pulley or sprocket designed for 25mm belt width. Always verify the pulley's belt width rating and tooth profile before installation to ensure proper mesh and avoid premature wear.

What machines commonly use L-series timing belts?

L-series timing belts are commonly found in desktop printers (inkjet and laser), copiers, fax machines, CNC routers, laser engravers, 3D printers, light conveyor systems, and general light industrial automation equipment. The 86L–581L range in this listing covers a wide variety of drive configurations used in both office equipment repair and DIY machine building.

Should I order 1 belt or the 2-pack?

If you are replacing a single worn or broken belt, the 1-pack is sufficient for most repairs. The 2-pack is a cost-effective option if you want to keep a spare on hand for future maintenance, are running a dual-axis machine that requires two identical belts, or are stocking up for a fleet of machines. The 2-pack typically offers a lower per-belt cost compared to buying two singles separately.

How do I read the model number to find the belt length in millimeters?

Divide the model number by 10 to get the length in inches, then multiply by 25.4 to convert to millimeters. For example: 250L ÷ 10 = 25.0" × 25.4 = 635mm. For 400L: 40.0" × 25.4 = 1016mm. This formula works for any L-series model number in this listing.

🛒 Select your model size and pack quantity above, then add to cart — ships from our US warehouse.

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