DP to Module Conversion
Diametral Pitch (DP) is the inch system’s equivalent of module. Converting between the two systems is essential when integrating metric KHK gears into legacy inch-system machinery.
Conversion Formula
Module = 25.4 / DP
DP = 25.4 / Module
Common Conversions
| Diametral Pitch (DP) | Equivalent Module | Closest KHK Module |
|---|---|---|
| DP 32 | 0.794 | Module 0.8 (±0.76%) |
| DP 24 | 1.058 | Module 1.0 (±5.5%) |
| DP 16 | 1.588 | Module 1.5 (±5.5%) |
| DP 12 | 2.117 | Module 2.0 (±5.5%) |
| DP 8 | 3.175 | Module 3.0 (±5.5%) |
Use KHK USA’s Module ↔ DP Converter for all module values with deviation percentage and full dimensional comparison.