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Free to use, provided as-is. No warranty or guarantee of accuracy or fitness for purpose — an engineering aid, not a substitute for validation against manufacturer data and physical ring checks. AbarTech Ltd accepts no liability for outcomes arising from its use.

Grooved Axial Retaining Ring Calculator

Location
Application
Load direction
Ring material
Shaft / housing material
d₁ Nominal diameter
mm
t Groove depth
mm
→ d₂ = —
n/t Collar length ratio
q = —
Abutment type
d₀ Housing OD / hollow bore ID (optional)
mm
F Required retention
N
S Safety factor
Custom s
mm
Module A — Grooved Axial Retaining Ring. This calculator uses generalised mechanical design relationships and engineering curve fits for first-pass sizing only. Results must be verified against the selected ring manufacturer’s published data, actual material condition, dimensional tolerances, and physical testing before use in any production design. Free to use — no warranty expressed or implied.

Configure the ring parameters and click Calculate Design Space to see the solution matrix.

Grooved axial retaining ring calculator covering ring width, load capacity, assembly stress, installation clearance and loosening speed for shaft and bore rings. Uses generalised retaining-ring design relationships for first-pass engineering assessment. Validate against manufacturer data and physical checks before production. Developed by AbarTech Ltd, Dyserth, North Wales — with direct experience designing retaining ring production machinery and complete wire-forming lines.