MR Miniature SeriesDeep Groove Ball BearingsShieldedcross-ref: NSK

FR1ZZ

d 1.397 × D 4.762 × B 2.779 mm

The FR1ZZ is a deep groove ball bearing with bore 1.397mm, outer diameter 4.762mm, and width 2.779mm rated for dynamic load 0.3 kN.

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FR1ZZ — representative product photo — Representative product

FR1ZZ · 1.397x4.762x2.779 mm

📋 Technical Specifications

Bore (d)

1.397mm

Outer Dia. (D)

4.762mm

Width (B)

2.779mm

Dynamic Load (Cr)

0.26 kN(255 N)

Static Load (C0r)

0.07 kN(66 N)

Reference Speed

90000rpm

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

🔐 Model Code Breakdown

What each part of FR1ZZ means.

Flange Inch

FR	FR = inch-series flange

📐 Detailed Dimensions

Basic dimensions (mm)

Bore diameter (d)	1.397
Outer diameter (D)	4.762
Width (B)	2.779

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

Request STEP →

🔎

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

90,000 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.

Model	Relationship	Series	Seal	Action
FR1 ZZ	Configuration variant	FR1	Metal Shields	Quote →
R1 ZZ	Same boundary dimensions — verify fit/load	Extra Small / Miniature Deep Groove Ball Bearing Inch Series	Metal Shields	Quote →
R1ZZ	Same boundary dimensions — verify fit/load	MR Miniature Series	Metal Shields	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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Catalog Models

15+

Years

RFQ

Specification Confirmed

❓ Frequently Asked Questions

What are the dimensions of FR1ZZ?

The FR1ZZ bearing has bore (d) = 1.397 mm, outer diameter (D) = 4.762 mm, and width (B) = 2.779 mm.

What is the load rating of FR1ZZ?

Dynamic load rating (Cr) = 0.26 kN (255 N), static load rating (C0r) = 0.07 kN.

What bearing series does FR1ZZ belong to?

The FR1ZZ belongs to the MR Miniature Series within the Deep Groove Ball Bearings category.

Can NLHB supply FR1ZZ 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 FR1ZZ 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 FR1ZZ?

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 FR1ZZ

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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