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Inch Sizes Double-Sided Timing Belts

Double-Sided Inch Sizes timing belts with trapezoidal profiles DXL, DL and DH have been designed for drives with reversing direction of rotation.

The standard design allows economical solutions for double-sided synchronous power transmission in the lower and middle power range. 

DXL Inch Sizes

CONTI SYNCHROTWIN ® inch
Tooth pitch (mm): 5.08

Length range Lp (mm): 304.80 - 1742.44

DL Inch Sizes

CONTI SYNCHROTWIN ® inch
Tooth pitch (mm): 9.525

Length range Lp (mm): 314.33 - 3286.76

DH Inch Sizes

CONTI SYNCHROTWIN ® inch
Tooth pitch (mm): 12.7

Length range Lp (mm): 656.80 - 750.00


Belt Structure

Double-Sided Belt Structure

  1. Polyamide fabric
  2. Synthetic rubber teeth
  3. Glass cord tension member
  4. Synthetic rubber backing

Belt Fields of Use

The double-sided timing belts with trapezoidal profile in inches are suitable for synchronous drives with same-sense and counterrotating motion. They allow compact space and weight-saving drives with an efficiency of up to 98 %.

Belt Characteristics

  • High transmission power and long life
  • Conditionally resistant to oil
  • Suitable for tropical climates
  • Electrical conductivity according to ISO 9563 for high performance variants
  • Temperature range depending on application, from -20 °C to +100 °C

Belt Code Description

420 DH 150
420 - length in  inch × 10 (42.0 inch = 42,0 × 25.4 = 1066.80 mm), DH - profile, 150 - width in inch × 100 (1.50 inch = 38.1 mm)

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