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F604Deep Groove Ball Bearings

SF604

d 4 × D 12 × B 4 mm

The SF604 is a deep groove ball bearing with bore 4mm, outer diameter 12mm, and width 4mm rated for dynamic load 0.7 kN.

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NOMINAL DIMENSION DRAWINGD = 12 mmd = 4 mmB = 4 mmNLHB BEARINGSSF6044 × 12 × 4 mmNOMINAL DIMENSIONS • TOLERANCE AND SUPPLY CONFIRMED PER INQUIRY
SF604 · 4x12x4 mm

📋 Technical Specifications

Bore (d)
4mm
Outer Dia. (D)
12mm
Width (B)
4mm
Dynamic Load (Cr)
0.73 kN(734 N)
Static Load (C0r)
0.25 kN(254 N)
Reference Speed
43200rpm
Bearing typeDeep Groove Ball Bearings
SeriesF604
Seal typeOpen
MaterialConfirmed per inquiry — grade and certificate availability reviewed before quotation
Bore typeConfirmed per drawing
Dimension unitmillimeter (mm)

📋 Nominal Variants by Seal Type

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

Seal TypeModel CodeTypical Use
Double metal shieldsSF604 ZZ (inquiry only)General dust protectionQuote →
Double contact rubber sealsSF604 2RS (inquiry only)Dust and moisture protection at moderate speedQuote →
Double non-contact rubber sealsSF604 2RZ (inquiry only)Lower-friction sealing at higher speedQuote →
C3 radial clearanceSF604 C3 (inquiry only)Motors and applications with higher operating temperatureQuote →

📐 Detailed Dimensions

Basic dimensions (mm)

Bore diameter (d)4
Outer diameter (D)12
Width (B)4

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

📑 Drawings & 3D Model

SF604 bearing dimension drawing, 4 x 12 x 4 mm
SF604 dimension drawing: bore d 4 mm × outer diameter D 12 mm × width B 4 mm. Tolerance class ABEC-1 (P0). Internal design is shown schematically. Flange Ø Df 13.5 mm, flange width Bf 1 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
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 4x12x4 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
604Same boundary dimensions — verify fit/load6000OpenQuote →
604 2rsSame boundary dimensions — verify fit/loadMetric Miniature SeriesSealedQuote →
604 ZZSame boundary dimensions — verify fit/loadExtra Small / Miniature Deep Groove Ball BearingMetal ShieldsQuote →
F604Different outer-ring featureStandard Flanged BearingsSealedQuote →
F604 2rsDifferent outer-ring featureF604SealedQuote →
F604 ZZDifferent outer-ring featureF604Metal ShieldsQuote →
SF604 2rsConfiguration variantF604SealedQuote →
SF604zzConfiguration variantF604ShieldedQuote →

🔄 Related Models

Same bearing family or similar dimensions.

Similar size — reference only, verify all interfaces
SG05
4x12x4.6 mm
SG
B +0.6mm

⚙ 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 SF604?
The SF604 bearing has bore (d) = 4 mm, outer diameter (D) = 12 mm, and width (B) = 4 mm.
Is there a SF604 drawing or CAD file?
Yes. The SF604 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 SF604?
Dynamic load rating (Cr) = 0.73 kN (734 N), static load rating (C0r) = 0.25 kN.
What tolerance class is the SF604?
The standard tolerance class of the SF604 is ABEC-1 (P0) per GB/T 307.1, unless otherwise agreed.
What bearing series does SF604 belong to?
The SF604 belongs to the F604 within the Deep Groove Ball Bearings category.
Can NLHB supply SF604 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 SF604 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 SF604?
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 SF604

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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