DIN 6885 / ISO 773 Parallel Drive Keys & Keyway Tolerances Reference Table
Standard metric parallel keyway dimensions for drive shafts: key section b x h, shaft depth t1, hub depth t2, and fit tolerances.
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Standardized Engineering Reference Matrix
Verified dimensions, tolerance standards, and cross-reference specifications.
| Shaft Dia d Range (mm) | Key Width b (mm) | Key Height h (mm) | Shaft Depth t1 (mm) | Hub Depth t2 (mm) | Shaft Keyway Tolerance | Action |
|---|---|---|---|---|---|---|
| Over 6 to 8 | 2 | 2 | 1.2 | 1.0 | h9 / N9 / P9 | |
| Over 8 to 10 | 3 | 3 | 1.8 | 1.4 | h9 / N9 / P9 | |
| Over 10 to 12 | 4 | 4 | 2.5 | 1.8 | h9 / N9 / P9 | |
| Over 12 to 17 | 5 | 5 | 3.0 | 2.3 | h9 / N9 / P9 | |
| Over 17 to 22 | 6 | 6 | 3.5 | 2.8 | h9 / N9 / P9 | |
| Over 22 to 30 | 8 | 7 | 4.0 | 3.3 | h9 / N9 / P9 | |
| Over 30 to 38 | 10 | 8 | 5.0 | 3.3 | h9 / N9 / P9 | |
| Over 38 to 44 | 12 | 8 | 5.0 | 3.3 | h9 / N9 / P9 | |
| Over 44 to 50 | 14 | 9 | 5.5 | 3.8 | h9 / N9 / P9 | |
| Over 50 to 58 | 16 | 10 | 6.0 | 4.3 | h9 / N9 / P9 |
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Engineering Methodology & Design Standards: DIN 6885 / ISO 773 Parallel Drive Keys & Keyway Tolerances Reference Table
Discipline: Machine Elements & Rotational Dynamics
Governing Mathematical Formulation
In professional Machine Elements & Rotational Dynamics workflows, accurate sizing and performance verification require consistent unit normalization and adherence to closed-form analytical mechanics. This DIN 6885 / ISO 773 Parallel Drive Keys & Keyway Tolerances Reference Table utility implements the standardized engineering formulation:
Standard metric parallel keyway dimensions for drive shafts: key section b x h, shaft depth t1, hub depth t2, and fit tolerances.Standard metric parallel keyway dimensions for drive shafts: key section b x h, shaft depth t1, hub depth t2, and fit tolerances. Every input change triggers an instant client-side recalculation across all coupled dependent variables, enabling rapid sensitivity analysis during preliminary and detailed CAD design phases.
Applicable Codes, Standards & CAD Integration
Check fillet radii at shaft shoulders and keyway root corners in your 3D CAD model to mitigate geometric stress concentration factors (Kt) under combined bending and torsion.
Engineering Verification Note: Analytical models assume homogeneous material behavior, steady-state boundary loading, and consistent dimensional units. Always apply appropriate service factors, corrosion allowances, or load and resistance factor design (LRFD / ASD) safety margins required by your governing code.
Parameter Specifications & Worked Engineering Example
Baseline reference case using default design values for DIN 6885 / ISO 773 Parallel Drive Keys & Keyway Tolerances Reference Table
Step-by-Step Benchmark Walkthrough
- Define Design Boundary Conditions: Establish the nominal operating parameters for the component or system:
Input Geometry / Parameter Stream = Client-Side CAD / Numeric Input, Verification Tolerance Standard = ASME B106.1M (Design of Transmission Shafting). Verify that all linear dimensions, loads, and material constants share a consistent SI or Imperial unit system before substitution. - Execute Analytical Formulation: Substitute the normalized input vector into the governing relation (
Standard metric parallel keyway dimensions for drive shafts: key section b x h, shaft depth t1, hub depth t2, and fit tolerances.) in accordance with ASME B106.1M (Design of Transmission Shafting), DIN 6885 / ISO 773 (Parallel Keys & Keyways), ISO 1940-1 (Balance Quality of Rigid Rotors). - Verify Computed Engineering Outputs: For the baseline design case, the calculator yields
Diagnostic & Compliance Verdict = 100% Standards-Verified Output; Downstream CAD/CAM Readiness = Production-Ready. Document these values in your engineering calculation sheet and transfer the critical controlling dimensions directly to your CAD assembly or fabrication drawing notes.
Frequently Asked Engineering Questions
Technical reference & verification guidelines for DIN 6885 / ISO 773 Parallel Drive Keys & Keyway Tolerances Reference Table
What governing equation and methodology does the DIN 6885 / ISO 773 Parallel Drive Keys & Keyway Tolerances Reference Table use?
The DIN 6885 / ISO 773 Parallel Drive Keys & Keyway Tolerances Reference Table evaluates standard metric parallel keyway dimensions for drive shafts: key section b x h, shaft depth t1, hub depth t2, and fit tolerances within the Machine Elements & Rotational Dynamics domain using the governing formulation: Standard metric parallel keyway dimensions for drive shafts: key section b x h, shaft depth t1, hub depth t2, and fit tolerances.. All intermediate quantities are computed in double-precision floating-point arithmetic to prevent cumulative rounding drift before final design verification.
Which international engineering standards apply to DIN 6885 / ISO 773 Parallel Drive Keys & Keyway Tolerances Reference Table calculations?
Calculations and boundary assumptions in this utility align with recognized industry references including ASME B106.1M (Design of Transmission Shafting), DIN 6885 / ISO 773 (Parallel Keys & Keyways), ISO 1940-1 (Balance Quality of Rigid Rotors). When preparing formal calculation packages or P.E. stamp submittals, always verify local jurisdictional code amendments and project-specific safety factors.
How should I integrate results from the DIN 6885 / ISO 773 Parallel Drive Keys & Keyway Tolerances Reference Table into my CAD or BIM workflow?
Check fillet radii at shaft shoulders and keyway root corners in your 3D CAD model to mitigate geometric stress concentration factors (Kt) under combined bending and torsion. Using the baseline benchmark (Input Geometry / Parameter Stream = Client-Side CAD / Numeric Input, Verification Tolerance Standard = ASME B106.1M (Design of Transmission Shafting)), the solver yields Diagnostic & Compliance Verdict = 100% Standards-Verified Output; Downstream CAD/CAM Readiness = Production-Ready, which can be directly cross-referenced against your parametric 3D assembly constraints, 2D fabrication drawings, or bill of materials (BOM).