Double-Row Standard BearingsAircraft Bearings

DW4K

d 6.35 × D 19.05 × B 22.225 mm

The DW4K is an aircraft bearing with bore 6.35mm, outer diameter 19.05mm, and width 22.225mm rated for dynamic load 2.8 kN.

Request Quote for DW4K Search Similar

DW4K — representative product photo — Representative product

DW4K · 6.35x19.05x22.225 mm

📋 Technical Specifications

Bore (d)

6.35mm

Outer Dia. (D)

19.05mm

Width (B)

22.225mm

Dynamic Load (Cr)

2.77 kN(2770 N)

Static Load (C0r)

0.90 kN(900 N)

Reference Speed

Confirm per inquiryrpm

Bearing type	Aircraft Bearings
Series	Double-Row Standard Bearings
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)

📐 Detailed Dimensions

Basic dimensions (mm)

Bore diameter (d)	6.35
Outer diameter (D)	19.05
Width (B)	22.225

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

📑 Drawings & 3D Model

📑

2D Drawing

Request drawing →

📅

3D STEP Model

Request STEP →

🔎

CAD File

Request CAD →

Drawings and 3D models are provided per inquiry. Tell us your application and we will send the appropriate file format (DXF, DWG, STEP, IGES).

⇄ Same-size Bearings & Reference Options

The models below share the 6.35x19.05x22.225 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
DW4	Same boundary dimensions — verify fit/load	Double-Row Standard Bearings	Open	Quote →
DW4KFS428	Same boundary dimensions — verify fit/load	Double-Row Standard Bearings	Double Sealed	Quote →
DW4KFS464	Same boundary dimensions — verify fit/load	Double-Row Standard Bearings	Double Sealed	Quote →
GDW4KFS428	Same boundary dimensions — verify fit/load	Double-Row Standard Bearings	Double Sealed	Quote →
GDW4KFS464	Same boundary dimensions — verify fit/load	Double-Row Standard Bearings	Double Sealed	Quote →

⚙ Typical Applications

Aircraft landing gear

Flight control systems

Aerospace mechanisms

Jet engine accessories

Helicopter components

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 →

4,315

Catalog Models

15+

Years

RFQ

Specification Confirmed

❓ Frequently Asked Questions

What are the dimensions of DW4K?

The DW4K bearing has bore (d) = 6.35 mm, outer diameter (D) = 19.05 mm, and width (B) = 22.225 mm.

What is the load rating of DW4K?

Dynamic load rating (Cr) = 2.77 kN (2770 N), static load rating (C0r) = 0.90 kN.

What bearing series does DW4K belong to?

The DW4K belongs to the Double-Row Standard Bearings within the Aircraft Bearings category.

Can NLHB supply DW4K 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 DW4K 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 DW4K?

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 DW4K

Send us your quantity, application and target lead time. We confirm spec, interchange and realistic delivery — no order confirmed until you approve.

Request Quote →