6311ZZ High Quality Deep Groove Ball Bearing 6311 2Z C3 Size 55x120x29mm
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The bearing 6311 2z c3 features deep raceway grooves, allowing it to effectively support both radial and axial loads. It has an outer diameter of 120 mm and a bore diameter of 55 mm. With its simple and versatile design, the bearing delivers low friction and smooth operation, making it ideal for high-speed applications requiring consistent and reliable performance.
6311 2z c3 features
Versatile Load Capacity: Capable of supporting both radial and axial loads, making it ideal for a wide variety of applications.
High-Speed Performance: Engineered for low friction, ensuring smooth, efficient operation even at high rotational speeds.
Excellent Durability: Rugged construction delivers a long service life and consistent reliability under fluctuating load conditions.
Low Noise & Vibration: Effectively reduces operational noise and vibration for a quieter working environment.
Easy Installation: Standardized dimensions allow for simple, hassle-free installation in diverse machinery and equipment.
6311 2z c3 application
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1,Q: Are you trading company or manufacturer ?
A: We are factory.
2,Q: How long is bearing 6311 2z c3 delivery time ?
A: Generally it is 3-5 days if the goods are in stock.or it is 15-20 days if the goods are not in stock, it is according to quantity.
3,Q: Do you provide bearing 6311 2z c3 samples? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
4,Q: What is your terms of payment for bearing?
A: Payment<=1000USD,100% in advance.Payment>=1000USD, 30% T/T in advance,pay the balance before shippment.
5, Q:Could you accept OEM and customize ?
A:YES,we can customize for you according to sample or drawing.
6, Q: When can I get the price ?
A: after we get your inquiry, usually within 2-6 hours.Urgent will be faster.
7,Q:How about your quality of bearing 6311 2z c3?
A:Our quality of bearings is based on ISO9001 and quality of bearing is our soul.
8, Q: What is the MOQ of bearing 6311 2z c3?
A: Usually ≥1,According your demand.
9,Q: Will you check these products before shipment?
A: Yes, before shipment products will be strictly inspection on our factory QC Process System.We have a professional QC team.
10, Q: What will we do if If you are not satisfied with the product?
A: If have any question,Please contact us at first time, we will immediately processing. ![]()
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Contact: Grace |
| d |
55 mm
|
Bore diameter |
|---|---|---|
| tΔdmp | -0.012 – 0 mm | Deviation limits of mid-range bore diameter |
| D |
120 mm
|
Outside diameter |
| tΔDmp | -0.013 – 0 mm | Deviation limits of mid-range outside diameter |
| B |
29 mm
|
Width |
| tΔBs | -0.1 – 0 mm | Deviation limits of ring width |
| d1 |
≈75.34 mm
|
Shoulder diameter |
| D2 |
≈103.7 mm
|
Recess diameter |
| r1,2 |
min.2 mm
|
Chamfer dimension |
|
P6 and tighter width tolerance
|
ISO tolerance class for dimensions |

| Type | Basic Size (mm) | Type | Basic Size (mm) | Type | Basic Size (mm) |
| dxDxB | dxDxB | dxDxB | |||
| 6000 | 10x26x8 | 6200 | 10x30x9 | 6300 | 10x35x11 |
| 6001 | 12x28x8 | 6201 | 12x32x10 | 6301 | 12x37x12 |
| 6002 | 15x32x9 | 6202 | 15x35x11 | 6302 | 15x42x13 |
| 6003 | 17x35x10 | 6203 | 17x40x12 | 6303 | 17x47x14 |
| 6004 | 20x42x12 | 6204 | 20x47x14 | 6304 | 20x52x15 |
| 6005 | 25x47x12 | 6205 | 25x52x15 | 6305 | 25x62x17 |
| 6006 | 30x55x13 | 6206 | 30x62x16 | 6306 | 30x72x19 |
| 6007 | 35x62x14 | 6207 | 35x72x17 | 6307 | 35x80x21 |
| 6008 | 40x68x15 | 6208 | 40x80x18 | 6308 | 40x90x23 |
| 6009 | 45x75x16 | 6209 | 45x85x19 | 6309 | 45x100x25 |
| 6010 | 50x80x16 | 6210 | 50x90x20 | 6310 | 50x110x27 |
| 6011 | 55x90x18 | 6211 | 55x100x21 | 6311 | 55x120x29 |
| 6012 | 60x95x18 | 6212 | 60x110x22 | 6312 | 60x130x31 |
| 6013 | 65x100x18 | 6213 | 65x120x23 | 6313 | 65x140x33 |
| 6014 | 70x110x20 | 6214 | 70x125x24 | 6314 | 70x150x35 |
| 6015 | 75x115x20 | 6215 | 75x130x25 | 6315 | 75x160x37 |
| 6016 | 80x125x22 | 6216 | 80x140x26 | 6316 | 80x170x39 |
| 6017 | 85x130x22 | 6217 | 85x150x28 | 6317 | 85x180x41 |
| 6018 | 90x140x24 | 6218 | 90x160x30 | 6318 | 90x190x43 |
| 6019 | 95x145x24 | 6219 | 95x170x32 | 6319 | 95x200x45 |
| 6020 | 100x150x24 | 6220 | 100x180x34 | 6320 | 100x215x47 |
| 6021 | 105x160x26 | 6221 | 105x190x36 | 6321 | 105x225x49 |
| 6022 | 110x170x28 | 6222 | 110x200x38 | 6322 | 110x240x50 |
| 6024 | 120x180x28 | 6224 | 120x215x40 | 6324 | 120x260x55 |
| 6026 | 130x200x33 | 6226 | 130x230x40 | 6326 | 130x280x58 |
| 6028 | 140x210x33 | 6228 | 140x250x42 | 6328 | 140x300x62 |
| 6030 | 150x225x35 | 6230 | 150x270x45 | 6330 | 150x320x65 |

Jinan Maolei bearing Co.,Ltd. is located in the “Spring City” Jinan. We insist on the philosophies of “integrity” and “pragmatic & win-win business”. We also adhere to the “people-oriented” and “advancing” enterprise spirit . “Quality first and customers utmost” is honored as our enterprise concept.The core products of Jinan Maolei bearing Co,.Ltd. bear We have our own brand “LLH”,we sincerely welcome friends from all over the world come to visit our company and talk on business,we adhere to the concept of”survival of high quality”,and provide excellent service for customers.

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