Certified interchangeability
- Matching model designation and installation envelope
- Reviewed mounting-hole and bolt-circle interfaces
- Gear arrangement matched to the referenced configuration
Kaydon KH-166E Slewing Bearing Replacement
Level 3 VerifiedMERYDOM manufactures an engineering-verified replacement for the Kaydon KH-166E slewing bearing. The replacement is reviewed against the available dimensional, mounting and product-interface data for this reference.
The Kaydon KH-166E reference belongs to the Kh Series and uses a preloaded four-point contact ball, external gear slewing bearing configuration.
MERYDOM BRAND · CERTIFIED REPLACEMENTCertified product dataView complete specifications ↓ Factory assurance
KH-166E
MERYDOM VerifiedLevel 3 · Engineering verification recordMERYDOM-manufactured slewing bearing certified for interchange with Kaydon KH-166E.
- Overall OD (Do)
- 20.500 in
- Overall ID (di)
- 12.750 in
- Overall height
- 2.500 in
- Gear arrangement
- External gear
- Mounting holes
- 20 / 20 outer / inner
- Bearing design
- Preloaded four-point contact ball
- Certified dimensional interchange
- MERYDOM controlled materials
- Factory documentation available
PRODUCT DIMENSIONS
View complete specifications ↓Published dimensions and interfaces
Every available catalog dimension, mounting interface and gear value is shown here in the original published unit.
Dimensions
- Overall outside diameter (Do)
- 20.500 inapproximately 521 mm
- Overall inside diameter (di)
- 12.750 inapproximately 323.9 mm
- Outer ring inner diameter (Di)
- 16.875 inapproximately 428.63 mm
- Inner ring outer diameter (do)
- 16.375 inapproximately 415.93 mm
- Overall height (H)
- 2.500 inapproximately 64 mm
- Assembly weight (G)
- 100 lbapproximately 45.359 kg
Mounting
- Outer ring bolt circle (Lo)
- 18.875 inapproximately 479.43 mm
- Inner ring bolt circle (Li)
- 14.375 inapproximately 365.13 mm
Gear
- Gear pitch diameter (D2)
- 20.167 inapproximately 512.24 mm
- Diametral pitch (Pd)
- 6
- Gear tooth count (z2)
- 121
MERYDOM CERTIFIED SPECIFICATION
MERYDOM Factory Verified · Controlled recordKaydon KH-166E Slewing Bearing Specifications
MERYDOM product identity, certification, materials and dimensional data for the certified replacement.
| Technical parameter | MERYDOM certified product value |
|---|---|
| MERYDOM Certified Product | |
| Product brand | MERYDOM |
| MERYDOM model | KH-166E |
| Certified interchangeable with | Kaydon KH-166E |
| Factory verification | Level 3 · Engineering Verified |
| Reviewed by | MERYDOM Engineering Department |
| Verification metadata | Controlled internal record; date and drawing revision are not published. |
| Materials | |
| Configurable ring material options | 42CrMo / 50Mn |
| Seal material | NBR · Nitrile rubber |
| Configurable spacer material options | Engineering nylon / Brass |
| Identification | |
| Reference brand | Kaydon |
| Series | Kh Series |
| Reference model | KH-166E |
| System of measurement | InchMetric reference shown alongside |
| Bearing structure | Preloaded four-point contact ball |
| Gear arrangement | External gear |
| Dimensions | |
| Overall outside diameter (Do) | 20.500 inapproximately 521 mm |
| Overall inside diameter (di) | 12.750 inapproximately 323.9 mm |
| Overall height (H) | 2.500 inapproximately 64 mm |
| Outer ring inner diameter (Di) | 16.875 inapproximately 428.63 mm |
| Inner ring outer diameter (do) | 16.375 inapproximately 415.93 mm |
| Outer ring bolt circle (Lo) | 18.875 inapproximately 479.43 mm |
| Inner ring bolt circle (Li) | 14.375 inapproximately 365.13 mm |
| Gear pitch diameter (D2) | 20.167 inapproximately 512.24 mm |
| Assembly weight (G) | 100 lbapproximately 45.359 kg |
| Ratings | |
| Maximum gear tooth load (Fz) | 5570 lbfapproximately 24.78 kN |
| Dynamic axial load rating | 36000.0000000000 lbfapproximately 160.14 kN |
| Intermittent axial load rating | 82800.0000000000 lbfapproximately 368.31 kN |
| Dynamic moment load rating | 20500.0000000000 ft·lbfapproximately 27.79 kN·m |
| Intermittent moment load rating | 45200.0000000000 ft·lbfapproximately 61.28 kN·m |
| Mounting | |
| Outer ring bolt holes (no) | 20 holes · 0.500-13 UNC-2B; 0.750 min full thread |
| Inner ring bolt holes (ni) | 20 holes · 0.500-13 UNC-2B; 0.750 min full thread |
| Gear | |
| Pitch system | DP |
| Source diametral pitch (Pd) | 6 DP |
| Equivalent module (derived reference only) (m) | 4.233333 mm |
| Number of teeth (z2) | 121 |
Level 3 · MERYDOM Engineering VerifiedReviewed by MERYDOM Engineering Department. Evidence date and drawing revision are not published.
SERIES DEFLECTION PERFORMANCE
Kh Series deflection chart
Use the model designation in the catalog legend to review the published axial, radial and tilt deflection reference.
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
MERYDOM Replacement for Kaydon KH-166E
This MERYDOM bearing has been reviewed against the published model envelope, mounting interfaces, gear configuration and declared material specification for replacement use.
MERYDOM construction
- Configurable 42CrMo or 50Mn ring material options
- NBR nitrile-rubber sealing system
- Configurable engineering nylon or brass spacer options
Factory documentation
- Engineering verification by MERYDOM Engineering Department
- Verification evidence is maintained in the controlled internal record
- Drawing revision and final documentation package are confirmed with the quotation
Application confirmation
- Confirm support flatness, bolt grade and preload
- Verify applied loads, duty cycle and lubrication
- Confirm temperature, environment and installation conditions
LEGAL & ENGINEERING NOTICE
Independent replacement certification
- MERYDOM is the manufacturer and certifying party for the MERYDOM product displayed on this page.
- Third-party brand names and model numbers remain the property of their respective owners and are used only to identify the intended interchange reference.
- MERYDOM is an independent manufacturer and is not affiliated with, endorsed by or sponsored by the referenced OEM.
- The interchangeability statement applies to the matching model designation and the published verification scope; application suitability still depends on loads, duty cycle, installation, lubrication and operating environment.
- The approved quotation, manufacturing drawing and contract technical agreement control the final supplied product.
MERYDOM REPLACEMENT SUPPORT
Request price & deliveryReady 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 KH-166E.