Need pricing for A4050/A4138?
Get a competitive quote from our engineering team — no obligation.
This part is currently out of stock
4 in-stock alternatives found — cross-referenced equivalents ready to ship:
Machine breakdown? Call us now
We answer within 1 hour during business hours.
01709 878282Monday – Friday, 8:00am – 5:00pm
A4050/A4138
Single Row Tapered Roller Bearing
A4050/A4138
Single Row Tapered Roller Bearing
The Timken A4050/A4138 is a single row tapered roller bearing with 25.4mm bore 63.5mm OD and 20.638mm width. Built from chrome steel with an open style it is ideal for heavy duty mechanical tasks.
Price Match Promise
Found it cheaper elsewhere? We’ll match any UK competitor’s price on bearings in stock — call us before you buy.
Need pricing for this part?
This bearing is priced on application. Our team will get back to you with competitive pricing within 24 hours, no obligation.
The Timken A4050/A4138 is a single row tapered roller bearing with 25.4mm bore 63.5mm OD and 20.638mm width. Built from chrome steel with an open style it is ideal for heavy duty mechanical tasks.
Price Match Promise
Found it cheaper elsewhere? We’ll match any UK competitor’s price on bearings in stock — call us before you buy.
Technical Dimensions & Load Ratings
Confirm these values match your shaft, housing and application requirements before ordering.
Dimensions
| Bore Diameter (d) | 25.4mm |
| Outer Diameter (D) | 63.5mm |
| Width (B) | 20.638mm |
A4050/A4138
Single Row Tapered Roller Bearing
Technical Specifications
| Part Number | A4050/A4138 |
| Brand | Timken |
| Bearing Type | Single Row Tapered Roller Bearing |
| Material | Chrome Steel |
| Bore (Inner Diameter) | 25.4 mm |
| Outer Diameter | 63.5 mm |
| Width / Thickness | 20.638 mm |
Enquire About the Timken A4050/A4138
Get a competitive quote within 24 hours — no obligation. Our engineering team can help with specifications, cross-references, and volume pricing.
Technical Datasheet
Download full specifications for A4050/A4138 — dimensions, load ratings, and material data.
Timken Technical Resources
Have a competitor's part number?
Type it in and we'll show you the equivalent part we stock — any brand, any format.
Engineering support
Our experienced MRO products specialists are on hand to offer practical solutions to your problems and can assist with an on-site visit.
Call us01709 878282
About the Timken A4050/A4138
The Timken A4050/A4138, is a single row tapered roller bearing, featuring a 25.4mm bore, 63.5mm outer diameter, and 20.638mm width, manufactured from chrome steel, and is extended stock at Buy Bearings.
The Timken A4050/A4138 is a single row tapered roller bearing with 25.4mm bore 63.5mm OD and 20.638mm width. Built from chrome steel with an open style it is ideal for heavy duty mechanical tasks.
Key Specifications
The A4050/A4138 single row tapered roller bearing is specified with 25.4mm bore (inner diameter), 63.5mm outer diameter, 20.638mm width. The chrome steel construction provides excellent wear resistance and durability in demanding operating conditions.
Common Applications
Single Row Tapered Roller Bearings are commonly used in:
About Single Row Tapered Roller Bearings
Tapered roller bearings use conical rollers and raceways to handle combined radial and axial loads. Their robust design provides high load capacity and stiffness, making them ideal for heavy-duty applications such as vehicle wheels and gearboxes.
Why Buy the A4050/A4138 from Buy Bearings?
- UK-authorised distributor with genuine Timken products
- Expert technical support from our engineering team
- Competitive pricing with fast UK dispatch
- Full technical datasheet and cross-reference support
- 30-day returns on standard products
Frequently Asked Questions
What is a A4050/A4138 bearing?
The A4050/A4138 is a Timken Single Row Tapered Roller Bearing with a 25.4mm bore, 63.5mm outer diameter and 20.638mm width. It is Extended Stock at Buy Bearings.
What are the A4050/A4138 dimensions?
The A4050/A4138 measures 25.4mm bore (inner diameter) × 63.5mm outer diameter × 20.638mm width.
Is the A4050/A4138 in stock?
The A4050/A4138 is Extended Stock at Buy Bearings. Submit an enquiry or call our sales team for current stock and pricing (POA).
Related & Compatible Bearings
Same single row tapered roller bearing, closest dimensions first — useful if you need a slightly different size or this part is unavailable.
