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MR Miniature SeriesDeep Groove Ball Bearings

FR1-5

d 2.383 × D 7.938 × B 2.779 mm

The FR1-5 is a deep groove ball bearing with bore 2.383mm, outer diameter 7.938mm, and width 2.779mm rated for dynamic load 0.4 kN.

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FR1-5 — representative product photo
Representative product
FR1-5 · 2.383x7.938x2.779 mm

📋 Technical Specifications

Bore (d)
2.383mm
Outer Dia. (D)
7.938mm
Width (B)
2.779mm
Dynamic Load (Cr)
0.42 kN(423 N)
Static Load (C0r)
0.13 kN(129 N)
Reference Speed
54000rpm
Bearing typeDeep Groove Ball Bearings
SeriesMR Miniature Series
Seal typeOpen
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 FR1-5 means.

FR
Flange Inch
FRFR = inch-series flange

📐 Detailed Dimensions

Basic dimensions (mm)

Bore diameter (d)2.383 (0.0938")
Outer diameter (D)7.938 (0.3125")
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

FR1-5 bearing dimension drawing, 2.383 x 7.938 x 2.779 mm
FR1-5 dimension drawing: bore d 2.383 mm × outer diameter D 7.938 mm × width B 2.779 mm. Tolerance class ABEC-1 (P0). Internal design is shown schematically. Flange Ø Df 9.119 mm, flange width Bf 0.584 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
54,000 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 2.383x7.938x2.779 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.

ModelRelationshipSeriesSealAction
SFR1-5Same boundary dimensions — verify fit/loadFR1-5OpenQuote →

🔄 Related Models

Same bearing family or similar dimensions.

Same model family — dimensions may differ
FR1
1.397x4.762x1.984 mm
Flanged Thin-Section Bearings
B -0.8mm
FR1 ZZ
1.397x4.762x2.779 mm
FR1
FR1-4
1.984x6.35x2.38 mm
Flanged Thin-Section Bearings
B -0.4mm
FR1-4 2rs
1.984x6.350x3.571 mm
FR1-4
B +0.8mm
FR1-4 ZZ
1.984x6.35x3.571 mm
FR1-4
B +0.8mm
Similar size — reference only, verify all interfaces
SFR1-5 2rs
2.383x7.938x3.571 mm
FR1-5
B +0.8mm
SFR1-5zz
2.383x7.938x3.571 mm
FR1-5
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.

About NLHB →
4,300+
Models
15+
Years
RFQ
Specification Confirmed

❓ Frequently Asked Questions

What are the dimensions of FR1-5?
The FR1-5 bearing has bore (d) = 2.383 mm, outer diameter (D) = 7.938 mm, and width (B) = 2.779 mm.
Is there a FR1-5 drawing or CAD file?
Yes. The FR1-5 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 FR1-5?
Dynamic load rating (Cr) = 0.42 kN (423 N), static load rating (C0r) = 0.13 kN.
What tolerance class is the FR1-5?
The standard tolerance class of the FR1-5 is ABEC-1 (P0) per GB/T 307.1, unless otherwise agreed.
What bearing series does FR1-5 belong to?
The FR1-5 belongs to the MR Miniature Series within the Deep Groove Ball Bearings category.
Can NLHB supply FR1-5 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 FR1-5 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 FR1-5?
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 FR1-5

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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