Resources/Belts

Timing Belt Pitches: HTD, STD, AT, GT - How to Choose

Compare timing belt pitch families so you can match belts to pulleys and load requirements.

7 min readUpdated for UAE procurement
Technical Specs

Materials

  • Neoprene and polyurethane timing belts

Sizes

  • Pitch sizes 3M to 14M and matching widths

Standards

  • Manufacturer pitch profiles for HTD, STD, AT, GT

Problem this solves

Pitch mismatches cause rapid wear and skipped teeth. Use this guide to confirm pitch family and belt width.

Pitch family overview

PitchTypical useNotes
HTDGeneral industrial drivesCommon in automation
STDHigh torque drivesImproved tooth form
ATHigh precision motionSteel reinforced options
GTHigh performanceLower backlash

Selection steps

  1. 1Identify pulley pitch or belt code.
  2. 2Confirm belt width and tooth count.
  3. 3Check reinforcement and temperature rating.
  4. 4Match the belt length to the center distance.

FAQ

  • Q: Can I replace HTD with GT? A: Only if pulleys are matched to the same profile.
  • Q: What is the most common pitch? A: HTD 5M and 8M are widely used.
  • Q: Do you need pulley details? A: Yes, to confirm pitch and width.

If you are unsure of the pitch, send a close-up photo of the belt teeth and pulley. We can help identify the profile.

Related links: unknown node and unknown node.

Related Products
Specification Verification Available

Confirm timing belt pitch before ordering

Share pulley details or belt codes for verification.

Timing Belt Pitches: HTD, STD, AT, GT - How to Choose | Myra Trading | Myra Trading