ISO 9001 Certificate Number: 0350124Q30499R1Sjovi@merydom.com
MERYDOM · Factory-certified replacement

MERYDOM RK6-33E1Z

Factory-certified by MERYDOM to interchange with Kaydon RK6-33E1Z. The MERYDOM product uses the same model designation for direct cross-reference.

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RK Series · External gear outlineClick image to enlarge
MERYDOM BRAND · CERTIFIED REPLACEMENT

RK6-33E1Z

MERYDOM-manufactured slewing bearing certified for interchange with Kaydon RK6-33E1Z.

MERYDOM VerifiedEngineering certification · Rev 1.0
Certified product dataView complete specifications ↓
Overall OD (Do)
37.200 in
Overall ID (di)
28.900 in
Overall height
2.205 in
Gear arrangement
External gear
Mounting holes
18 / 18 outer / inner
Bearing design
Four-point contact ball
Factory assurance
  • Certified dimensional interchange
  • MERYDOM controlled materials
  • Factory documentation available
MERYDOM CERTIFIED SPECIFICATION

Product specifications

MERYDOM product identity, certification, materials and dimensional data for the certified replacement.

MERYDOM Factory Verified · Rev 1.0
Technical parameterMERYDOM certified product value
MERYDOM Certified Product
Product brandMERYDOM
MERYDOM modelRK6-33E1Z
Certified interchangeable withKaydon RK6-33E1Z
Factory verificationLevel 3 · Engineering Verified
Approved drawing revision1.0
Reviewed byMERYDOM Engineering Department
Certification date2026-08-15
Materials
Ring material options42CrMo / 50Mn
Seal materialNBR · Nitrile rubber
Spacer material optionsEngineering nylon / Brass
Identification
Reference brandKaydon
SeriesRK Series
Reference modelRK6-33E1Z
System of measurementInchMetric reference shown alongside
Bearing structureFour-point contact ball
Gear arrangementExternal gear
Dimensions
Overall outside diameter (Do)37.200 in944.88 mm
Overall inside diameter (di)28.900 in734.06 mm
Overall height (H)2.205 in56.007 mm
Outer ring inner diameter (Di)33.150 in842.01 mm
Inner ring outer diameter (do)33.070 in839.978 mm
Inner ring body ID (dr)31.420 in798.068 mm
Outer ring bolt circle (Lo)35.000 in889 mm
Inner ring bolt circle (Li)30.000 in762 mm
Gear pitch diameter (D2)36.667 in931.342 mm
Assembly weight (G)152 lb68.946 kg
Ratings
Maximum gear tooth load (Fz)7580 lbf33,717.52 N
Moment load rating (Crm)56500 in56,500
Mounting
Outer ring bolt holes (no)18 holes · 0.500-13 UNC-2B; 0.750 min full thread; equally spaced
Inner ring bolt holes (ni)18 holes · 0.688 through, equally spaced
Gear
Pitch systemDP
Diametral pitch (Pd)3.00000000 DP
Equivalent module (m)8.467 mm
Number of teeth (z2)110
Level 3 · MERYDOM Engineering VerifiedCertified 2026-08-15 by MERYDOM Engineering Department.
SERIES LOAD CAPACITY

RK Series load chart

Use the model designation in the catalog legend as an initial moment-and-thrust capacity reference.

Current model: RK6-33E1ZCurve E · RK6-33
Engineering selection note

This catalog chart is a preliminary selection aid. Final MERYDOM application approval must also consider mounting rigidity, bolt capacity, duty cycle, lubrication and operating conditions.

MERYDOM ENGINEERING

Factory-certified replacement design

This MERYDOM bearing has been reviewed against the published model envelope, mounting interfaces, gear configuration and declared material specification for replacement use.

Certified interchangeability

  • Matching model designation and installation envelope
  • Reviewed mounting-hole and bolt-circle interfaces
  • Gear arrangement matched to the referenced configuration

MERYDOM construction

  • 42CrMo or 50Mn ring material options
  • NBR nitrile-rubber sealing system
  • Engineering nylon or brass spacer options

Factory documentation

  • Engineering verification by MERYDOM Engineering Department
  • Default approved drawing revision 1.0
  • Certification date linked to the data-import record

Application confirmation

  • Confirm support flatness, bolt grade and preload
  • Verify applied loads, duty cycle and lubrication
  • Confirm temperature, environment and installation conditions
MERYDOM REPLACEMENT SUPPORT

Ready for price, delivery and application confirmation?

Send the required quantity and operating conditions. MERYDOM will confirm the supply configuration, documentation package and delivery schedule for model RK6-33E1Z.

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