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6000Deep Groove Ball Bearings

6018NR

d 90 × D 140 × B 24 mm

The 6018NR is a deep groove ball bearing with bore 90mm, outer diameter 140mm, and width 24mm rated for dynamic load 72.8 kN.

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6018NR — representative product photo
Representative product
6018NR · 90x140x24 mm

📋 Technical Specifications

Bore (d)
90mm
Outer Dia. (D)
140mm
Width (B)
24mm
Dynamic Load (Cr)
72.80 kN(72800 N)
Static Load (C0r)
49.70 kN(49700 N)
Reference Speed
4700rpm
Bearing typeDeep Groove Ball Bearings
Series6000
Seal typeOpen
MaterialConfirmed per inquiry — grade and certificate availability reviewed before quotation
Bore typeConfirmed per drawing
Dimension unitmillimeter (mm)

🔐 Model Code Breakdown

What each part of 6018NR means.

6
Type
0
Series
18
Bore
66 = Deep Groove Ball Bearing
00 = dimension-series code
1818 = bore code; nominal bore d = 90 mm

📐 Detailed Dimensions

Basic dimensions (mm)

Bore diameter (d)90
Outer diameter (D)140
Width (B)24

Corner radius, shoulder dimensions, fits and tolerances are confirmed against the requested suffix and application drawing before quotation.

📑 Drawings & 3D Model

6018NR bearing dimension drawing, 90 x 140 x 24 mm
6018NR dimension drawing: bore d 90 mm × outer diameter D 140 mm × width B 24 mm. Tolerance class ABEC-1 (P0). Internal design is shown schematically. Snap ring groove per ISO 464: groove Ø D1 134.975 mm, 3.58 mm from the side face, 3.25 mm wide. Snap ring Ø D2 149.7 mm.
📑
2D Drawing (PDF)
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📐
2D DXF File
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📅
3D STEP Model
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The PDF drawing is free to download. DXF and 3D STEP files are sent on request: tell us the model and your application, and we reply with the CAD files.

⚡ Source-Data Reference Speed

Catalog reference
4,700 rpm

Lubrication method and application speed limit are confirmed per inquiry; no oil-speed value is derived from this number.

⇄ Same-size Bearings & Reference Options

The models below share the 90x140x24 mm boundary dimensions. Matching d/D/B alone does not prove interchangeability; verify seals, clearance, ring features, load ratings, fits, and application conditions before replacement.

ModelRelationshipSeriesSealAction
6018Same boundary dimensions — verify fit/load60OpenQuote →
6018 2RSSame boundary dimensions — verify fit/load60SealedQuote →
6018NSame boundary dimensions — verify fit/load6000OpenQuote →
6018ZZSame boundary dimensions — verify fit/load60ShieldedQuote →
7018Same boundary dimensions — verify fit/load70 SeriesOpenQuote →
H7018ACSame boundary dimensions — verify fit/loadH SeriesOpenQuote →
H7018AC/HQ1Same boundary dimensions — verify fit/loadH SeriesOpenQuote →
H7018CSame boundary dimensions — verify fit/loadH SeriesOpenQuote →
H7018C/HQ1Same boundary dimensions — verify fit/loadH SeriesOpenQuote →

⚙ Typical Applications

Electric motors
Fans and blowers
Pumps
Household appliances
Power tools
Office equipment
General machinery

Why choose NLHB?

NLHB supports both in-house manufacturing and qualified partner sourcing. We confirm the specification, supply route, inspection requirements, and available documentation before quotation.

About NLHB →
4,300+
Models
15+
Years
RFQ
Specification Confirmed

❓ Frequently Asked Questions

What are the dimensions of 6018NR?
The 6018NR bearing has bore (d) = 90 mm, outer diameter (D) = 140 mm, and width (B) = 24 mm.
Is there a 6018NR drawing or CAD file?
Yes. The 6018NR dimension drawing (PDF) is free to download on this page. DXF and 3D STEP files are sent on request: tell us the model and your application.
What is the load rating of 6018NR?
Dynamic load rating (Cr) = 72.80 kN (72800 N), static load rating (C0r) = 49.70 kN.
What tolerance class is the 6018NR?
The standard tolerance class of the 6018NR is ABEC-1 (P0) per GB/T 307.1, unless otherwise agreed.
What bearing series does 6018NR belong to?
The 6018NR belongs to the 6000 within the Deep Groove Ball Bearings category.
Can NLHB supply 6018NR equivalents from other brands?
Depending on the model and order requirements, NLHB may manufacture in-house or source through qualified partner factories. Interchange and supply route are confirmed against your specification before quotation. All trademarks belong to their respective owners.
How do I order 6018NR from NLHB?
Click "Request Quote" and send us your quantity, application, and required specifications. We review the specification, supply route, lead time, and pricing before issuing a quotation. Response time depends on specification complexity.
What materials are available for 6018NR?
Material grade is confirmed per inquiry. Availability depends on the model, quantity, application, and whether the order is manufactured in-house or sourced through a qualified partner factory. Material certificates or inspection documents are confirmed before quotation when required.

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Send us your quantity, application and target lead time. We confirm spec, interchange and realistic delivery — no order confirmed until you approve.

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