Miniature Bearings Australia - MBA Minibearings
Miniature Bearings Australia

RRN-312 - Datasheet

MBA

Category Information

Retaining Rings - Internal - Spiral Rings - Heavy Duty - Carbon Steel

Carbon Steel Heavy Duty Spiral Rings Internal Retaining Rings. Includes AHI / WHM / AS3215 / RRN / MIL-R-27426B2 - Spring Steel

  • An expanded range may be available on special order. Please enquire.
  • Heavy duty design for use with NAS669-670 deep grooves in applications like double row and tapered roller bearings.
  • Requires no tools for removal.
  • Equivalent to Associated Spring: AHI, Smalley: WHM, Spirolox and Ramsey: RRN, Aerospace AS3215, MIL-R-27426B2

Product Data

  • Housing Bore (B) : 79.38 mm
    (Equiv. 3.125 in.)
  • Clip Thickness (T) 2.82 mm +/- 0.08
    (Equiv. 0.111 in.)
  • Groove Dia. (Dg) 84.20 mm
    (Equiv. 3.315 in.)
  • Approx. Loose Circlip OD (Dr) 84.70 mm + 0.89 / - 0.00
  • Radial Wall (S) 7.14 mm +/- 0.13
  • Groove Width (W) 3.12 mm +/- 0.15
  • Approx. Loose Clip ID 70.42 +/- 0.07
  • Groove Depth (d) 2.41
  • Material Carbon Spring Steel
Country of Origin: US

Product Compliance and Data

Additional Resources

Cross References

  • Associated Spring AHI-312
  • Smalley WHM-312
  • WHM312
  • AHI312
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RRN-312DiagramRRN-312Image