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Flanged Thin-Section BearingsDeep Groove Ball BearingsShielded

FRW166

d 4.762 × D 9.525 × B 3.175 mm

The FRW166 is a deep groove ball bearing with bore 4.762mm, outer diameter 9.525mm, and width 3.175mm rated for dynamic load 0.6 kN.

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FRW166 — representative product photo
Representative product
FRW166 · 4.762x9.525x3.175 mm

📋 Technical Specifications

Bore (d)
4.762mm
Outer Dia. (D)
9.525mm
Width (B)
3.175mm
Dynamic Load (Cr)
0.60 kN(605 N)
Static Load (C0r)
0.22 kN(218 N)
Reference Speed
50000rpm
Bearing typeDeep Groove Ball Bearings
SeriesFlanged Thin-Section Bearings
Seal typeShielded
MaterialConfirmed per inquiry — grade and certificate availability reviewed before quotation
Bore typeConfirmed per drawing
Measurement systemInch (imperial). Metric values converted at 25.4 mm/in; inch values in brackets.

🔐 Model Code Breakdown

What each part of FRW166 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 shieldsFRW166 ZZ (inquiry only)General dust protectionQuote →
Double contact rubber sealsFRW166 2RS (inquiry only)Dust and moisture protection at moderate speedQuote →
Double non-contact rubber sealsFRW166 2RZ (inquiry only)Lower-friction sealing at higher speedQuote →
C3 radial clearanceFRW166 C3 (inquiry only)Motors and applications with higher operating temperatureQuote →

📐 Detailed Dimensions

Basic dimensions (mm)

Bore diameter (d)4.762 (0.1875")
Outer diameter (D)9.525 (0.375")
Width (B)3.175 (0.125")

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

📑 Drawings & 3D Model

FRW166 bearing dimension drawing, 4.762 x 9.525 x 3.175 mm
FRW166 dimension drawing: bore d 4.762 mm × outer diameter D 9.525 mm × width B 3.175 mm. Tolerance class ABEC-1 (P0). Internal design is shown schematically. Flange Ø Df 10.719 mm, flange width Bf 0.584 mm. Inner-ring width B1 3.967 mm, inner-ring OD E 5.969 mm.
📑
2D Drawing (PDF)
Download PDF →
📐
2D DXF File
Request DXF →
📅
3D STEP Model
Request STEP →

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
50,000 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 4.762x9.525x3.175 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
FR166Different outer-ring featureMR Miniature SeriesOpenQuote →
FRW166zzConfiguration variantFRW166ShieldedQuote →
SFR166Different outer-ring featureFR166OpenQuote →
SFR166 2rsDifferent outer-ring featureFR166SealedQuote →
SFR166zzDifferent outer-ring featureFR166ShieldedQuote →
SFRW166Different outer-ring featureFRW166OpenQuote →
SFRW166zzDifferent outer-ring featureFRW166ShieldedQuote →

⚙ 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 FRW166?
The FRW166 bearing has bore (d) = 4.762 mm, outer diameter (D) = 9.525 mm, and width (B) = 3.175 mm.
Is there a FRW166 drawing or CAD file?
Yes. The FRW166 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 FRW166?
Dynamic load rating (Cr) = 0.60 kN (605 N), static load rating (C0r) = 0.22 kN.
What tolerance class is the FRW166?
The standard tolerance class of the FRW166 is ABEC-1 (P0) per GB/T 307.1, unless otherwise agreed.
What bearing series does FRW166 belong to?
The FRW166 belongs to the Flanged Thin-Section Bearings within the Deep Groove Ball Bearings category.
Can NLHB supply FRW166 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 FRW166 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 FRW166?
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 FRW166

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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