15103/15243 Bearing 15103 – 15243 Single Row Roller Bearing Set251

Bore: 26.157 mm/ 1.0298 in
Outer Diameter: 61.913 mm/ 2.4375 in
Bearing Width: 19.05 mm/ 0.75 in
Mass: 0.30kg/ 0.661lb
Cone Number: 15103
Cup Number: 15243
Lubrication: standard grease or oil

Description

15103/15243 Bearing Information:

15103/15243 Bearing Bore: 26.157 mm/ 1.0298 in
Outer Diameter: 61.913 mm/ 2.4375 in
Bearing Width: 19.05 mm/ 0.75 in
Mass: 0.30kg/ 0.661lb
Cone Number: 15103
Cup Number: 15243
Sheilds: without
Number of Row: single
Category: taper roller bearing
Precision: standard ABEC1, P0
Lubrication: standard grease or oil
Also Known As: 15103 / 15243, 15103S/15243, 15103S/243, SET251-900SA, 15103 – 15243, 15103-15243, SET251, Set 251

Applications:

15103/15243 bearing is commonly applied in a wide range of industries and equipment, such as:

  • Automotive: wheel hubs, gearboxes, transmissions, and differentials

  • Agricultural machinery: tractors, harvesters, and farming equipment

  • Construction machinery: loaders, excavators, and heavy-duty vehicles

  • Industrial equipment: conveyor systems, gear drives, and heavy machinery

  • Railway: axle boxes and bogies

  • Mining equipment: crushers, vibrating screens, and material handling machines

  • Marine industry: propulsion systems and gear units

Imperial Taper Roller Bearing Reference Guide:

15101/1524525.40061.99919.0500.300
15103/1524326.15761.91319.0500.290
HM218248/HM21821089.975146.97540.0002.550
HM518445/HM51841088.900152.40039.6882.928
45291/4522057.150104.77530.1631.098
47890/4782092.075146.05033.3382.080
H715334/H71531161.912136.52546.0383.470
H715343/H71531168.262136.52546.0383.230
H715345/H71531171.438136.52546.0383.110
HM516449/HM51641082.550133.35039.6882.100
6461/642076.200149.22553.9754.260
555/55250.800123.82538.1002.360
59187/5942947.625108.96634.9251.580
536/532X47.625107.95036.5131.590
66187/6646247.625117.47533.3381.700
617/61247.625120.65041.2752.350
65390/6532049.212114.30044.4502.180
HH506348/HH50631049.212114.30044.4502.260
546/532X49.982107.95036.5131.540
H715348/H71531177.788136.52546.0382.840
661/65379.375146.05041.2752.860
595A/593X79.375150.00035.9922.820
595A/592AS79.375152.40035.7172.940
661/65279.375152.40041.2753.230
756A/75279.375161.92547.6254.490
838/83280.963168.27553.9755.520

Questions buyers ask when 15103/15243 and 15103 is still under review

When is 15103/15243 and 15103 worth comparing against nearby taper roller bearings options?

Comparison helps when dimensional fit is only part of the decision and load direction, sealing, clearance, speed, temperature, or repeat-order stability still need to be confirmed. Reviewing one or two nearby options early usually reduces sourcing mistakes later.

What details usually matter before approving 15103/15243 and 15103 for repeat supply?

Buyers normally confirm the part reference, main dimensions, application, speed range, operating environment, sealing needs, and any packaging or marking requirements. That gives the supplier a cleaner basis for confirming availability and suitable alternatives.

Which next step usually helps after 15103/15243 and 15103 is shortlisted?

A quick review of Taper Roller Bearings, one more commercial destination, and one practical guide usually saves time. That combination helps separate simple replacement orders from jobs that still need fit or application review.

Why keep a supporting guide linked beside 15103/15243 and 15103?

Because it makes later decisions faster. When sizing notes, application cues, and nearby options stay close to the product, engineering, purchasing, and maintenance teams can revisit the same logic without starting the review from zero.

Shipping & Payment Terms
Shipping Method:

1. Sea shipping for mass cargos (GW > 500KGS)

2. Air shipping (GW between 100KGS – 500 KGS)

3. Express, such as DHL, TNT, Fedex, UPS for small cargos ( GW < 100KGS)

4. If you have shipping agent in China, we can send goods to your shipping agent's warehouse

shipping

Payment Terms:

We accept T/T, W/U, PAYPAL, L/C etc

Payment Terms

Buyer FAQ

Questions buyers ask before choosing the next bearing option

What should I confirm before ordering 15103/15243 Bearing 15103 – 15243 Single Row Roller Bearing Set251?

Confirm the bearing number, bore size, outside diameter, width, seal or shield type, cage material, clearance, precision level, quantity, and application. These details help prevent a size match from becoming a performance mismatch.

Can this bearing be matched for replacement or repeat supply?

Yes. Replacement and repeat orders are easier when the original marking, measured dimensions, photos, application, and quantity are available. If the marking is unclear, the team can start from the size and working condition.

Which product family does this bearing belong to?

This item is handled within the Taper Roller Bearings family. Comparing the family page can help buyers review similar sizes, seal options, load direction, and related bearing choices before requesting a quote.

What affects price and lead time for this bearing?

Price and lead time can change with quantity, stock availability, precision grade, clearance, material, cage, seal or shield type, lubrication, packaging, and whether the order needs standard matching or custom production.

How is this bearing checked before delivery?

Inspection can include material review, dimensional measurement, noise and vibration checks, surface and crack checks, visual review, and packaging inspection according to the confirmed order requirements.

Need help checking fit, price, or lead time? Request a bearing quote