FRW188Deep Groove Ball BearingsShielded

SFRW188zz

d 0.25 × D 0.5 × B 0.1875 mm

The SFRW188zz is a deep groove ball bearing with bore 0.25mm, outer diameter 0.5mm, and width 0.1875mm rated for dynamic load 1.4 kN.

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SFRW188zz · 0.25x0.5x0.1875 mm

📋 Technical Specifications

Bore (d)

0.25mm

Outer Dia. (D)

0.5mm

Width (B)

0.1875mm

Dynamic Load (Cr)

1.38 kN(1378.949 N)

Static Load (C0r)

0.32 kN(320.272 N)

Reference Speed

43200rpm

Bearing type	Deep Groove Ball Bearings
Series	FRW188
Seal type	Shielded
Material	Confirmed per inquiry — grade and certificate availability reviewed before quotation
Bore type	Confirmed per drawing
Dimension unit	millimeter (mm)

📐 Detailed Dimensions

Basic dimensions (mm)

Bore diameter (d)	0.25
Outer diameter (D)	0.5
Width (B)	0.1875

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

43,200 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 0.25x0.5x0.1875 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.

Model	Relationship	Series	Seal	Action
FR188	Same boundary dimensions — verify fit/load	MR Miniature Series	Sealed	Quote →
FRW188zz	Same boundary dimensions — verify fit/load	FRW188	Shielded	Quote →
SFR188 2rs	Same boundary dimensions — verify fit/load	FR188	Sealed	Quote →
SFR188zz	Same boundary dimensions — verify fit/load	FR188	Shielded	Quote →

🔄 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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4,315

Catalog Models

15+

Years

RFQ

Specification Confirmed

❓ Frequently Asked Questions

What are the dimensions of SFRW188zz?

The SFRW188zz bearing has bore (d) = 0.25 mm, outer diameter (D) = 0.5 mm, and width (B) = 0.1875 mm.

What is the load rating of SFRW188zz?

Dynamic load rating (Cr) = 1.38 kN (1378.949 N), static load rating (C0r) = 0.32 kN.

What bearing series does SFRW188zz belong to?

The SFRW188zz belongs to the FRW188 within the Deep Groove Ball Bearings category.

Can NLHB supply SFRW188zz 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 SFRW188zz 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 SFRW188zz?

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 SFRW188zz

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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