3193/3120 Bearing 3193-3120 Taper Roller Set 1.25” Bore
Bearing Cone: 3193
Bearing Cup: 3120
Bore Type: round
Bore (d): 1.25 inch/ 31.75mm
Outer Diamter (D): 2.8593 inch/ 72.626mm
Cone Width (B): 1.1810 inch/ 29.997mm
Bearing Width (T): 1.1875 inch/ 30.163mm
Mass: 0.57kg/ 1.256lb
3193/3120 Bearing Specification:
3193/3120 Bearing Cone: 3193
Bearing Cup: 3120
Bore Type: round
Bore (d): 1.25 inch/ 31.75mm
Outer Diamter (D): 2.8593 inch/ 72.626mm
Cone Width (B): 1.1810 inch/ 29.997mm
Bearing Width (T): 1.1875 inch/ 30.163mm
Mass: 0.57kg/ 1.256lb
Material: chrome steel, 52100 steel
Enclosure: open
Precision: ABEC1, P0
Lubrication Oil Holes: without
Lubrication: standard grease or oil
Operating Temperature: -30ºC to 120 ºC
Equivalents: 3193 / 3120, 3193/20, 3193-3120, 3193-99401
Robust Tapered Roller Bearings We Offer:
| Model Number | Dimensions (mm) | Mass (kg) |
| 3188/3120 | 31.750×72.626×30.162 | 0.580 |
| 3193/3120 | 31.750×72.626×30.162 | 0.580 |
| 3199/3120 | 31.750×72.626×30.162 | 0.580 |
| 2875/2820 | 31.750×73.025×22.225 | 0.460 |
| 2879/2820 | 31.750×73.025×22.225 | 0.460 |
| 02875/02820 | 31.750×73.025×22.225 | 0.440 |
| 02876/02820 | 31.750×73.025×22.225 | 0.450 |
| 23685/23620 | 31.750×73.025×26.988 | 0.550 |
| HM88542/HM88510 | 31.750×73.025×29.370 | 0.610 |
| 2783/2720 | 31.750×76.200×23.812 | 0.570 |
| 43125/43300 | 31.750×76.200×24.608 | 0.510 |
| HM89440/HM89410 | 31.750×76.200×29.370 | 0.680 |
| 3188/3129 | 31.750×76.200×30.162 | 0.670 |
| 3193/3129 | 31.750×76.200×30.162 | 0.670 |
| 43125/43312 | 31.750×79.375×25.400 | 0.580 |
| 3476/3420 | 31.750×79.375×29.370 | 0.740 |
| 346/332A | 31.750×80.000×24.176 | 0.590 |
| 346/3320 | 31.750×80.167×26.988 | 0.630 |
| 02476X/02419 | 31.987×66.987×20.500 | 0.330 |
| HM88638/HM88611 | 31.987×71.973×27.000 | 0.550 |
| 26126X/26283 | 32.000×72.000×19.000 | 0.370 |
| 26126/26283 | 32.004×72.000×19.000 | 0.370 |
| 2584/2523 | 32.532×69.850×25.400 | 0.440 |
| 2585/2520 | 33.338×66.421×25.400 | 0.380 |
| 1680/1620 | 33.338×66.675×20.638 | 0.310 |
Technical Advantages:
1. Separable Design: The cone and cup can be mounted independently, simplifying installation and maintenance procedures.
2. Optimized Geometry: Tapered roller design provides true rolling motion, minimizing friction and wear while maximizing load distribution.
3. Heat Dissipation: Efficient design promotes proper lubrication flow and heat management during operation.
4. Superior Load Capacity: Optimal performance under simultaneous radial and axial loads.
Questions that help when 3193/3120 and 3193-3120 is on the shortlist
When is 3193/3120 and 3193-3120 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 3193/3120 and 3193-3120 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 3193/3120 and 3193-3120 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 3193/3120 and 3193-3120?
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 3193/3120 Bearing 3193-3120 Taper Roller Set 1.25” Bore?
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
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