D640-8M-20 Timing Belt


Price:
$ 38.07

Description

D640-8M-20 Timing Belt

The D640-8M-20 is a timing belt from D&D Global's Dual Dura-Sync Torque - 8M Series line. It transmits power positively with no slip, holding timing between shafts on synchronous drives.

Specification Value
Part Number D640-8M-20
Belt Type Timing Belt
Tooth Profile D8M HTD (curvilinear)
Tooth Pitch 8 mm
Number of Teeth 80
Belt Width 20 mm
Pitch Length 640 mm (Pitch Length)
Construction Chloroprene (Neoprene), Fiberglass cord, fabric tooth cover
Weight 0.187 lb
UPC 190859812470

Applications

  • Conveyors and indexing drives
  • Pumps, compressors, and blowers
  • Packaging, processing, and automation equipment
  • Positive drives where timing must stay locked with no slip

Browse the full range in Timing Belts, or use our belt identification guide to match an existing part.

Cross-Reference

D640-8M-20 is a standardized industry size, so a D640-8M-20 from any major manufacturer shares the same dimensions and runs on the same pulleys/sheaves. For OEM or proprietary numbers, confirm the equivalent before ordering — call (888) 203-2358.

All manufacturer names and part numbers are used for reference and identification purposes only. Texas Belting & Supply is not affiliated with, sponsored by, or endorsed by any other manufacturer.

Frequently Asked Questions

What is D640-8M-20 used for?

D640-8M-20 is a timing belt used on positive, no-slip drives such as conveyors, pumps, packaging machinery, robotics, and machine tools. Synchronous belts hold timing between shafts, so they suit applications where slip is unacceptable.

What are the dimensions of D640-8M-20?

D640-8M-20 has a 8 mm tooth pitch, 80 teeth, a belt width of 20 mm, and a 640 mm (Pitch Length). The pitch length is the pitch-line circumference.

What does the D8M in D640-8M-20 mean?

D8M is a HTD (curvilinear) synchronous tooth profile. The belt must match the pulley, so a D8M belt runs only on D8M pulleys.

Does D640-8M-20 ship from Houston?

Yes. D640-8M-20 ships from our Houston, Texas warehouse, with same-day shipping on in-stock items. Call (888) 203-2358 to confirm stock and request a quote.

Need a quote on D640-8M-20?

Houston warehouse — same-day shipping on stock items.

Call (888) 203-2358

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