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6300Deep Groove Ball BearingsMetal Shields

637ZZ1

d 7 × D 26 × B 9 mm

The 637ZZ1 is a deep groove ball bearing with bore 7mm, outer diameter 26mm, and width 9mm rated for dynamic load 5.0 kN.

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637ZZ1 — representative product photo
Representative product
637ZZ1 · 7x26x9 mm

📋 Technical Specifications

Bore (d)
7mm
Outer Dia. (D)
26mm
Width (B)
9mm
Dynamic Load (Cr)
5.05 kN(5050 N)
Static Load (C0r)
1.97 kN(1970 N)
Reference Speed
28000rpm
Bearing typeDeep Groove Ball Bearings
Series6300
Seal typeMetal Shields
MaterialConfirmed per inquiry — grade and certificate availability reviewed before quotation
Bore typeConfirmed per drawing
Dimension unitmillimeter (mm)

📐 Detailed Dimensions

Basic dimensions (mm)

Bore diameter (d)7
Outer diameter (D)26
Width (B)9

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

📑 Drawings & 3D Model

637ZZ1 bearing dimension drawing, 7 x 26 x 9 mm
637ZZ1 dimension drawing: bore d 7 mm × outer diameter D 26 mm × width B 9 mm. Tolerance class ABEC-1 (P0). Internal design is shown schematically.
📑
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
28,000 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 7x26x9 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
637Same boundary dimensions — verify fit/load6300OpenQuote →
637 2RSSame boundary dimensions — verify fit/load6300Rubber SealsQuote →
637 2RZSame boundary dimensions — verify fit/load6300Rubber SealsQuote →
637 ZZSame boundary dimensions — verify fit/loadExtra Small / Miniature Deep Groove Ball BearingMetal ShieldsQuote →

⚙ 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 637ZZ1?
The 637ZZ1 bearing has bore (d) = 7 mm, outer diameter (D) = 26 mm, and width (B) = 9 mm.
Is there a 637ZZ1 drawing or CAD file?
Yes. The 637ZZ1 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 637ZZ1?
Dynamic load rating (Cr) = 5.05 kN (5050 N), static load rating (C0r) = 1.97 kN.
What tolerance class is the 637ZZ1?
The standard tolerance class of the 637ZZ1 is ABEC-1 (P0) per GB/T 307.1, unless otherwise agreed.
What bearing series does 637ZZ1 belong to?
The 637ZZ1 belongs to the 6300 within the Deep Groove Ball Bearings category.
Can NLHB supply 637ZZ1 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 637ZZ1 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 637ZZ1?
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.

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