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FR1Deep Groove Ball BearingsShielded

SFR1zz

d 1.397 × D 4.762 × B 2.779 mm

The SFR1zz is a deep groove ball bearing with bore 1.397mm, outer diameter 4.762mm, and width 2.779mm rated for dynamic load 0.2 kN.

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NOMINAL DIMENSION DRAWINGD = 4.762 mmd = 1.397 mmB = 2.779 mmNLHB BEARINGSSFR1zz1.397 × 4.762 × 2.779 mmNOMINAL DIMENSIONS • TOLERANCE AND SUPPLY CONFIRMED PER INQUIRY
SFR1zz · 1.397x4.762x2.779 mm

📋 Technical Specifications

Bore (d)
1.397mm
Outer Dia. (D)
4.762mm
Width (B)
2.779mm
Dynamic Load (Cr)
0.18 kN(178 N)
Static Load (C0r)
0.05 kN(49 N)
Reference Speed
81000rpm
Bearing typeDeep Groove Ball Bearings
SeriesFR1
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.

📐 Detailed Dimensions

Basic dimensions (mm)

Bore diameter (d)1.397 (0.0550")
Outer diameter (D)4.762 (0.1875")
Width (B)2.779 (0.1094")

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

📑 Drawings & 3D Model

SFR1zz bearing dimension drawing, 1.397 x 4.762 x 2.779 mm
SFR1zz dimension drawing: bore d 1.397 mm × outer diameter D 4.762 mm × width B 2.779 mm. Tolerance class ABEC-1 (P0). Internal design is shown schematically. Flange Ø Df 5.944 mm, flange width Bf 0.787 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
81,000 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 1.397x4.762x2.779 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.

No other catalog models share the same boundary dimensions.

🔄 Related Models

Same bearing family or similar dimensions.

Similar size — reference only, verify all interfaces
SFR1
1.397x4.762x1.984 mm
FR1
B -0.8mm

⚙ 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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4,300+
Models
15+
Years
RFQ
Specification Confirmed

❓ Frequently Asked Questions

What are the dimensions of SFR1zz?
The SFR1zz bearing has bore (d) = 1.397 mm, outer diameter (D) = 4.762 mm, and width (B) = 2.779 mm.
Is there a SFR1zz drawing or CAD file?
Yes. The SFR1zz 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 SFR1zz?
Dynamic load rating (Cr) = 0.18 kN (178 N), static load rating (C0r) = 0.05 kN.
What tolerance class is the SFR1zz?
The standard tolerance class of the SFR1zz is ABEC-1 (P0) per GB/T 307.1, unless otherwise agreed.
What bearing series does SFR1zz belong to?
The SFR1zz belongs to the FR1 within the Deep Groove Ball Bearings category.
Can NLHB supply SFR1zz 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 SFR1zz 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 SFR1zz?
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 SFR1zz

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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