RadialsAircraft Bearings

BB4477

d 4.064 × D 10.414 × B 6.604 mm

The BB4477 is an aircraft bearing with bore 4.064mm, outer diameter 10.414mm, and width 6.604mm.

Original RBC catalog dimensions: 0.16 × 0.41 × 0.26 in. Metric values are converted using 25.4 mm/in.

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BB4477 — representative product photo — Representative product

BB4477 · 4.064x10.414x6.604 mm

📋 Technical Specifications

Bore (d)

4.064mm

Outer Dia. (D)

10.414mm

Width (B)

6.604mm

Dynamic Load (Cr)

Confirm per inquiry(— N)

Static Load (C0r)

Confirm per inquiry(— N)

Reference Speed

Confirm per inquiryrpm

Bearing type	Aircraft Bearings
Series	Radials
Seal type	Open
Material	Confirmed per inquiry — grade and certificate availability reviewed before quotation
Bore type	Confirmed per drawing
Original catalog dimensions	0.16 × 0.41 × 0.26 in
Dimension unit	millimeter (mm) display; RBC source in inch

📐 Detailed Dimensions

Basic dimensions (mm)

Bore diameter (d)	4.064
Outer diameter (D)	10.414
Width (B)	6.604

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).

⇄ Same-size Bearings & Reference Options

The models below share the 4.064x10.414x6.604 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.

No other catalog models share the same boundary dimensions.

⚙ 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.

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RFQ

Specification Confirmed

❓ Frequently Asked Questions

What are the dimensions of BB4477?

The BB4477 bearing has bore (d) = 4.064 mm, outer diameter (D) = 10.414 mm, and width (B) = 6.604 mm.

What is the load rating of BB4477?

Load rating data is being updated. Please request a quote for current specifications.

What bearing series does BB4477 belong to?

The BB4477 belongs to the Radials within the Aircraft Bearings category.

Can NLHB supply BB4477 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 BB4477 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 BB4477?

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 BB4477

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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