LM102949/LM102911 Bearing SET18 Roller Bearing LM102949/11
Dimensions: 45.242*73.431*21.430mm (d*D*T)
Mass: 0.33kg
Cone: LM102949
Cup: LM102911
Number of Row: single
Precision: standard P0
Inner Ring & Outer Ring Material: chrome steel
Cage material: steel
LM102949/LM102911 Bearing Specification:
LM102949/LM102911 bearing is imperial taper roller bearing.
For this bearing,
d: 45.242mm
D: 73.431mm
T: 21.430mm
Mass: 0.33kg
Cone: LM102949
Cup: LM102911
Number of Row: single
Precision: standard P0
Inner Ring & Outer Ring Material: chrome steel
Cage material: steel
Interchangeable Part Numbers: LM102949 / LM102911, LM102949-LM102911, LM102949 – LM102911, SET18, set18, set 18, LM102949/11, 4T- LM102949/LM102911, 4T – LM102949/LM102911
Imperial Taper Roller Bearings Available:
| Model Number | Dimensions (mm) | Mass (KG) | ||
| d | D | T | ||
| LM102949/LM102910 | 45.242 | 73.431 | 19.558 | 0.320 |
| LM102949/LM102911 | 45.242 | 73.431 | 21.430 | 0.330 |
| L68149/L68111 | 34.989 | 59.974 | 15.875 | 0.170 |
| 1988/1922 | 28.575 | 57.150 | 19.845 | 0.220 |
| LM67048/LM67010 | 31.750 | 59.131 | 15.875 | 0.183 |
| LM603049/LM603011 | 45.242 | 77.788 | 19.842 | 0.370 |
| LM104949/LM104911 | 50.800 | 82.550 | 21.590 | 0.420 |
| 15123/15245 | 31.750 | 62.000 | 18.161 | 0.230 |
| LM501349A/LM501310 | 41.275 | 73.431 | 19.558 | 0.330 |
| LM29748/LM29710 | 38.100 | 65.088 | 18.034 | 0.220 |
| M88048/M88010 | 33.338 | 68.262 | 22.225 | 0.380 |
| HM903249/HM903210 | 44.450 | 95.250 | 30.958 | 1.000 |
| M86647/M86610 | 28.575 | 64.292 | 21.433 | 0.350 |
| HM212047/HM212011 | 63.500 | 122.238 | 38.100 | 1.930 |
| HM 212049/HM 212011 | 66.675 | 122.238 | 38.100 | 1.850 |
| HM88542/HM88510 | 31.750 | 73.025 | 29.370 | 0.610 |
| LM104949/JLM l 04910 | 50.800 | 82.000 | 21.976 | 0.420 |
| 25877/25821 | 34.925 | 73.025 | 23.812 | 0.470 |
| HM89446NHM89410 | 34.925 | 76.200 | 29.370 | 0.640 |
| L44642/L44610 | 25.400 | 50.292 | 14.224 | 0.120 |
| JLM104948/JLM l 04910 | 50.000 | 82.000 | 21.500 | 0.430 |
| JLM506849NJLM506810 | 55.000 | 90.000 | 23.000 | 0.540 |
| M88046/M88010 | 31.750 | 68.262 | 22.225 | 0.390 |
| HM88649/HM88610 | 34.925 | 72.233 | 25.400 | 0.489 |
| M88043/M88010 | 30.163 | 68.263 | 22.225 | 0.402 |
| LM29749/LM29711 | 38.100 | 65.088 | 19.812 | 0.250 |
| M84548/M84510 | 25.400 | 57.150 | 19.431 | 0.244 |
| M86649/M86610 | 30.162 | 64.292 | 21.433 | 0.336 |
| M802048/M802011 | 41.275 | 82.550 | 26.543 | 0.641 |
| 15101/15245 | 25.400 | 61.999 | 19.050 | 0.300 |
| 15103/15243 | 26.157 | 61.913 | 19.050 | 0.290 |
| HM218248/HM218210 | 89.975 | 146.975 | 40.000 | 2.550 |
| HM518445/HM518410 | 88.900 | 152.400 | 39.688 | 2.928 |
| 45291/45220 | 57.150 | 104.775 | 30.163 | 1.098 |
Installation Tips for Bearing LM102949 – LM102911:
- Cleanliness is Crucial:
Before installing the 4T-LM102949/LM102911 bearing, thoroughly clean the housing and shaft to remove any dirt or debris that could affect performance. - Check for Proper Fit:
Ensure that the shaft and housing dimensions are within the specified tolerances for the bearing. An improper fit can lead to premature wear or failure. - Use Correct Tools:
Always use appropriate bearing installation tools to press bearing set18 into place. Avoid using excessive force or hammering directly on the bearing, as this can cause damage. - Lubricate Properly:
Apply the recommended type and amount of lubricant to the bearing and related components before installation to ensure smooth operation and longevity. - Align Carefully:
Make sure the bearing is aligned correctly during installation. Misalignment can result in uneven load distribution and reduce the lifespan of the bearing. - Check After Installation:
Once installed, rotate the assembly by hand to confirm smooth movement and proper seating of the bearing.
By following these tips, you can help maximize the performance and lifespan of your LM102949 – LM102911 bearing.
LM102949/LM102911 and SET18 with nearby taper roller bearings options and buying guidance
A part number like LM102949/LM102911 and SET18 often leads to a second question about fit, alternatives, and repeat-order stability. These links make that next step easier by keeping the wider taper roller bearings view, supporting guidance, and quote-led options visible together.
Questions that usually come up before ordering LM102949/LM102911 and SET18
When is LM102949/LM102911 and SET18 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 LM102949/LM102911 and SET18 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 LM102949/LM102911 and SET18 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 LM102949/LM102911 and SET18?
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 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

Payment Terms:
We accept T/T, W/U, PAYPAL, L/C etc

Buyer FAQ
Questions buyers ask before choosing the next bearing option
What should I confirm before ordering LM102949/LM102911 Bearing SET18 Roller Bearing LM102949/11?
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
