51120 Thrust Bearing 51120 M Single Direction Thrust Ball Bearing
Inner (d): 100mm
Outer (D): 135mm
Width (B): 25mm
Weight: 0.97 kg/piece
Material: Chrome steel Gcr15
Cage Type: Steel or brass cage
Precision: Standard Precision ABEC1
Lubrication: Standard lubrication grease or oil
51120 Thrust Bearing Data Sheet:
51120 thrust bearing is single row thrust ball bearing.
For this bearing model,
Inner (d): 100mm
Outer (D): 135mm
Width (B): 25mm
Weight: 0.97 kg/piece
Material: Chrome steel Gcr15
Cage Type: Steel or brass cage
Internal Play: Standard C0/CN
Precision: Standard Precision ABEC1
Lubrication: Standard lubrication grease or oil
Drawing：Refer to SKF 51120
Cross Reference: 51120, 51120M, 51120 M, 51120-M and so on
Ball Bearing Photo:
Related Thrust Bearings Model Number List:
| Model Number | Dimensions (mm) | Weight (kg) |
| 51120 | 100×135×25 | 0.953 |
| 51120M | 100×135×25 | 1.04 |
| 51120M | 100×135×25 | 1.07 |
| 51120/T | 100×135×25 | 1.07 |
| 51120Q1/HV | 1.07 | |
| 51122 | 110×145×25 | 1.08 |
| 51124 | 120×155×25 | 1.16 |
| 51124/HVS2 | 120×155×25 | 1.25 |
| 51124M | 120×155×25 | 1.2 |
| 51126 | 130×170×30 | 1.7 |
| 51126 | 130×170×30 | 1.7 |
| 51126M | 130×170×30 | 1.89 |
| 51128 | 140×180×31 | 1.87 |
| 51128m | 140×180×31 | 2.07 |
| 51128/HV | 140×180×31 | 1.87 |
| 51130 | 150×190×31 | 2.2 |
Features:
1. 51120 bearings can bear unidirectional axial load from one direction.
2. Thrust ball bearings can be used in heavy machinery hooks, vertical water pumps, vertical centrifuges, low-speed reducers, etc.
3. The shaft ring, seat ring and rolling element of the bearing are separated and can be assembled and disassembled separately.
4. All of our 51120 thrust bearings have passed ISO9001: 2015 certificate, one year warranty.
Questions that usually come up before ordering 51120 and 51120
When is 51120 and 51120 worth comparing against nearby other ball & 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 51120 and 51120 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 51120 and 51120 is shortlisted?
A quick review of Other Ball & 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 51120 and 51120?
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 51120 Thrust Bearing 51120 M Single Direction Thrust Ball Bearing?
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 Other Ball & 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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