3800Double-Row Angular Contact Ball Bearings

3805

d 25 × D 37 × B 10 mm

The 3805 is a double-row angular contact ball bearing with bore 25mm, outer diameter 37mm, and width 10mm rated for dynamic load 5.5 kN.

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3805 — representative product photo — Representative product

3805 · 25x37x10 mm

📋 Technical Specifications

Bore (d)

25mm

Outer Dia. (D)

37mm

Width (B)

10mm

Dynamic Load (Cr)

5.50 kN(5500 N)

Static Load (C0r)

4.90 kN(4900 N)

Reference Speed

11500rpm

Bearing type	Double-Row Angular Contact Ball Bearings
Series	3800
Seal type	Confirm per inquiry
Material	Confirmed per inquiry — grade and certificate availability reviewed before quotation
Bore type	Confirmed per drawing
Dimension unit	millimeter (mm)

📋 Nominal Variants by Seal Type

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

Seal Type	Model Code	Typical Use
Double metal shields	3805 ZZ (inquiry only)	General dust protection	Quote →
Double contact rubber seals	3805 2RS (inquiry only)	Dust and moisture protection at moderate speed	Quote →
Double non-contact rubber seals	3805 2RZ (inquiry only)	Lower-friction sealing at higher speed	Quote →
C3 radial clearance	3805 C3 (inquiry only)	Motors and applications with higher operating temperature	Quote →

📐 Detailed Dimensions

Basic dimensions (mm)

Bore diameter (d)	25
Outer diameter (D)	37
Width (B)	10

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

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🔎

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

11,500 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 25x37x10 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
F63805	Different outer-ring feature	Standard Flanged Bearings	Open	Quote →
F63805ZZ	Different outer-ring feature	F63805	Shielded	Quote →
SF63805	Same boundary dimensions — verify fit/load	F63805	Open	Quote →
SF63805ZZ	Same boundary dimensions — verify fit/load	F63805	Shielded	Quote →

⚙ Typical Applications

Pumps

Compressors

Gearboxes

Automotive wheels

Material handling

Textile 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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4,315

Catalog Models

15+

Years

RFQ

Specification Confirmed

❓ Frequently Asked Questions

What are the dimensions of 3805?

The 3805 bearing has bore (d) = 25 mm, outer diameter (D) = 37 mm, and width (B) = 10 mm.

What is the load rating of 3805?

Dynamic load rating (Cr) = 5.50 kN (5500 N), static load rating (C0r) = 4.90 kN.

What bearing series does 3805 belong to?

The 3805 belongs to the 3800 within the Double-Row Angular Contact Ball Bearings category.

Can NLHB supply 3805 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 3805 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 3805?

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 3805

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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