NLHB BEARINGS
F681xDeep Groove Ball BearingsShielded

SF681xzz

d 1.5 × D 4 × B 2 mm

The SF681xzz is a deep groove ball bearing with bore 1.5mm, outer diameter 4mm, and width 2mm rated for dynamic load 0.1 kN.

NOMINAL DIMENSION DRAWINGD = 4 mmd = 1.5 mmB = 2 mmNLHB BEARINGSSF681xzz1.5 × 4 × 2 mmNOMINAL DIMENSIONS • TOLERANCE AND SUPPLY CONFIRMED PER INQUIRY
SF681xzz · 1.5x4x2 mm

📋 Technical Specifications

Bore (d)
1.5mm
Outer Dia. (D)
4mm
Width (B)
2mm
Dynamic Load (Cr)
0.08 kN(84.516 N)
Static Load (C0r)
0.02 kN(22.241 N)
Reference Speed
90000rpm
Bearing typeDeep Groove Ball Bearings
SeriesF681x
Seal typeShielded
MaterialConfirmed per inquiry — grade and certificate availability reviewed before quotation
Bore typeConfirmed per drawing
Dimension unitmillimeter (mm)

📐 Detailed Dimensions

Basic dimensions (mm)

Bore diameter (d)1.5
Outer diameter (D)4
Width (B)2

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

📑 Drawings & 3D Model

📑
2D Drawing
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📅
3D STEP Model
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🔎
CAD File
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Drawings and 3D models are provided per inquiry. Tell us your application and we will send the appropriate file format (DXF, DWG, STEP, IGES).

Source-Data Reference Speed

Catalog reference
90,000 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 1.5x4x2 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
68-1.5 ZZSame boundary dimensions — verify fit/load6700 / 6800 / 6900 Thin-Section SeriesMetal ShieldsQuote →
681XZZSame boundary dimensions — verify fit/load6700 / 6800 / 6900 Thin-Section SeriesOpenQuote →
F68/1.5 ZZDifferent outer-ring featureStandard Flanged BearingsMetal ShieldsQuote →
F681xDifferent outer-ring featureStandard Flanged BearingsShieldedQuote →
F681XZZDifferent outer-ring featureStandard Flanged BearingsShieldedQuote →

🔄 Related Models

Same bearing family or similar dimensions.

Similar size — reference only, verify all interfaces

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.

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Frequently Asked Questions

What are the dimensions of SF681xzz?
The SF681xzz bearing has bore (d) = 1.5 mm, outer diameter (D) = 4 mm, and width (B) = 2 mm.
What is the load rating of SF681xzz?
Dynamic load rating (Cr) = 0.08 kN (84.516 N), static load rating (C0r) = 0.02 kN.
What bearing series does SF681xzz belong to?
The SF681xzz belongs to the F681x within the Deep Groove Ball Bearings category.
Can NLHB supply SF681xzz 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 SF681xzz 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 SF681xzz?
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.

Get a quote for SF681xzz

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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