NLHB BEARINGS
Flanged Thin-Section BearingsDeep Groove Ball Bearings

FRW188

d 0.25 × D 0.5 × B 0.125 mm

The FRW188 is a deep groove ball bearing with bore 0.25mm, outer diameter 0.5mm, and width 0.125mm rated for dynamic load 1.4 kN.

FRW188 — representative product photo
Representative product
FRW188 · 0.25x0.5x0.125 mm

📋 Technical Specifications

Bore (d)
0.25mm
Outer Dia. (D)
0.5mm
Width (B)
0.125mm
Dynamic Load (Cr)
1.38 kN(1378.949 N)
Static Load (C0r)
0.32 kN(320.272 N)
Reference Speed
43200rpm
Bearing typeDeep Groove Ball Bearings
SeriesFlanged Thin-Section Bearings
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 FRW188 means.

FRW
Flange Wide
FRWFRW = wide inch-series flange

📋 Nominal Variants by Seal Type

Catalog variants open a detail page. Inquiry-only configurations go directly to RFQ.

Seal TypeModel CodeTypical Use
Double metal shieldsFRW188 ZZ (inquiry only)General dust protectionQuote →
Double contact rubber sealsFRW188 2RS (inquiry only)Dust and moisture protection at moderate speedQuote →
Double non-contact rubber sealsFRW188 2RZ (inquiry only)Lower-friction sealing at higher speedQuote →
C3 radial clearanceFRW188 C3 (inquiry only)Motors and applications with higher operating temperatureQuote →

📐 Detailed Dimensions

Basic dimensions (mm)

Bore diameter (d)0.25
Outer diameter (D)0.5
Width (B)0.125

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

📑 Drawings & 3D Model

📑
2D Drawing
Request drawing →
📅
3D STEP Model
Request STEP →
🔎
CAD File
Request CAD →

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 0.25x0.5x0.125 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
SFR188Different outer-ring featureFR188OpenQuote →
SFRW188Different outer-ring featureFRW188OpenQuote →

🔄 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.

About NLHB →
4,315
Catalog Models
15+
Years
RFQ
Specification Confirmed

Frequently Asked Questions

What are the dimensions of FRW188?
The FRW188 bearing has bore (d) = 0.25 mm, outer diameter (D) = 0.5 mm, and width (B) = 0.125 mm.
What is the load rating of FRW188?
Dynamic load rating (Cr) = 1.38 kN (1378.949 N), static load rating (C0r) = 0.32 kN.
What bearing series does FRW188 belong to?
The FRW188 belongs to the Flanged Thin-Section Bearings within the Deep Groove Ball Bearings category.
Can NLHB supply FRW188 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 FRW188 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 FRW188?
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 FRW188

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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