Brand Name | SAIFAN NSK Taper Roller Bearing 30311 7311E or according to your requirement | Item Name | Auto Parts Bearing 7311E SAIFAN NSK Taper Roller Bearing 30311 | Bearing Sizes | 55*120*32mm | Bearing Weight | 1.65kg | Material | Chrome steel, Gcr15 | Application | Gearbox, Trucks, Trailers, Automobiles, Rolling mill, mining, metallurgy, plastics machinery | Clearance | C0,C2,C3,C4,C5 | Precision | P0,P6,P5,P4,P2 | Bore Size | 55mm Outer Diameter : 120mm | Cage Type | brass;steel plate,nylon,aluminium alloy etc. | Bearing Advantage | 1).Long-life with high quality 2).Competitive price 3).Small order accepted 4).Customers' drawing or samples accepted 5).OEM service 6).Low-nosie with strict controlling the quality of taper roller bearing 7).High-load by the advanced high-technical design | After Sales | 1)We are very glad that customer give us some suggestion for price and products. 2)If any questions, please let us know by E-mail or Telephone at firs. We can deal with them for you in time. 3)We will send many newest information in every week to our old customers! | Bearing Package | 1.Individual Paper box+paper carton+wooden pallet 2.As required
| Delivery Time | 3-5 days acccording the quantity |
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1.30311 Taper Roller Bearing 7311E Application: Mainly used for Motor, Machinery, Electric Tools, Sports Apparatus, medical equipment, chemicals, aviation, perfume bottles, sprayers, valves, nail polish, body jewelry, mobile phone panels, toys, etc. 2.30311 Taper Roller Bearing 7311E Features: Subject to large radial or radial & axial combined load Have positioning action on two axial derections; High radial stiffness with shock resistance; Have cardiac function between internal & external ring to adjust to the situation with insufficient stiffness of bearing support or chief axis and low alignment accuracy. 3.Taper Roller Bearing Services: We will follow up on our customers' feedback and suggestions after every delivery and we make every effort to solve their problems in order to ensure their total satisfaction. 4.Related Taper Roller Bearing Catalogue : Bearing No. | Dimension(mm) | Basic Load rating(KN) | Weight | d | D | T | B | C | R | r | Cr | Cor | (kg) | 30200 Series | 30303 Bearing | 17 | 47 | 15.25 | 14 | 12 | 1 | 1 | 27.4 | 24.5 | 0.129 | 30304 Bearing | 20 | 52 | 16.25 | 15 | 13 | 1 | 1.5 | 30.5 | 28.4 | 0.165 | 303/22 Bearing | 22 | 56 | 17.25 | 16 | 14 | 1.5 | 1.5 | | | 0.208 | 30305 Bearing | 25 | 62 | 18.25 | 17 | 15 | 1.5 | 1.5 | 48.2 | 46.9 | 0.263 | 303/28 Bearing | 28 | 68 | 19.75 | 18 | 14 | 1.5 | 1.5 | | | 0.341 | 30306 Bearing | 30 | 72 | 20.75 | 19 | 16 | 1.5 | 1.5 | 59.6 | 60.1 | 0.387 | 303/32 Bearing | 32 | 75 | 21.75 | 20 | 17 | 1.5 | 1.5 | | | 0.435 | 30307 Bearing | 35 | 80 | 22.75 | 21 | 18 | 2 | 1.5 | 75.3 | 82.6 | 0.515 | 30308 Bearing | 40 | 90 | 25.25 | 23 | 20 | 2 | 1.5 | 90.6 | 101 | 0.747 | 30309 Bearing | 45 | 100 | 27.25 | 25 | 22 | 2 | 1.5 | 113 | 128 | 0.984 | 30310 Bearing | 50 | 110 | 29.25 | 27 | 23 | 2.5 | 2 | 137 | 152 | 1.28 | 30311 Bearing | 55 | 120 | 31.5 | 29 | 25 | 2.5 | 2 | 149 | 170 | 1.63 | 30312 Bearing | 60 | 130 | 33.5 | 31 | 26 | 3 | 2.5 | 171.4 | 210 | 1.99 | 30313 Bearing | 65 | 140 | 36 | 33 | 23 | 3 | 2.5 | 195.9 | 241.7 | 2.43 | 30314 Bearing | 70 | 150 | 38 | 35 | 25 | 3 | 2.5 | 219 | 271.7 | 2.94 | 30315 Bearing | 75 | 160 | 40 | 37 | 31 | 3 | 2.5 | 252.8 | 318.8 | 3.63 | 30316 Bearing | 80 | 170 | 42.5 | 39 | 27 | 3 | 2.5 | 278.8 | 352.5 | 4.07 | 30317 Bearing | 85 | 180 | 44.5 | 41 | 28 | 4 | 3 | 304.9 | 388.2 | 4.88 | 30318 Bearing | 90 | 190 | 46.5 | 43 | 36 | 4 | 3 | 341 | 341 | 5.65 | 30319 Bearing | 95 | 200 | 49.5 | 45 | 38 | 4 | 3 | 368 | 483 | 6.7 | 30320 Bearing | 100 | 215 | 51.5 | 47 | 39 | 4 | 3 | 402 | 490 | 8.05 | 30321 Bearing | 105 | 225 | 53.5 | 49 | 41 | 4 | 3 | 432 | 568 | 9.15 | 30322 Bearing | 110 | 240 | 54.5 | 50 | 42 | 4 | 3 | 471 | 619 | 11 | 30324 Bearing | 120 | 260 | 59.5 | 55 | 46 | 4 | 3 | 562 | 754 | 13.9 | 30326 Bearing | 130 | 280 | 63.75 | 58 | 49 | 5 | 4 | 605 | 780 | 16.6 | SaiFan Advantage | SOLUTION – At the beginning, we will have a communication with our customers on their demand, then our engineers will work out an optimum solution based on the customers’ demand and condition. PRODUCTION – Running in accordance with ISO 9001 quality system, the advanced production equipments, sophisticated processing technology, strict quality management system, skilled workers and innovative technical team, make our bearings in continuous quality improvement & technology development. QUALITY CONTROL (Q/C) - In accordance with ISO standards, we have professional Q/C staff, precision testing instruments and internal inspection system, the quality control is implemented in every process from material receiving to products packaging to ensure our bearings quality. PACKAGE – Standardized export packing and environment-protected packing material are used for our bearings, the custom boxes, labels, barcodes etc. can also be provided according to our customer’s request. LOGISTIC – Normally, our bearings will be sent to the customers by ocean transportation due to its heavy weight, airfreight, express is also available if our customers need. WARRANTY – We warrant our bearings to be free from defects in material and workmanship for a 12 months period from the shipping date, this warranty is voided by non-recommended use, improper installation or physical damage. | | About US |
| High Quality Bearings, Choose Saifan. Jinan Saifan Bearing Co., Ltd is a professional bearing manufacture located in Jinan, Shandong. We are established in year 2005 and we have 10 years experience in bearing manufacture. We mainly produce wheel hub bearings, ball bearings, roller bearings etc.
| Our Workshop | | Production | | Saifan Exhibition | | Express & Payment | | FAQ | Q:What’s your after-sales service and warranty? A: We promise to bear the following responsibility when defective product is found: 1.12 months warranty from the first day of receiving goods; 2. Replacements would be sent with goods of your next order; 3. Refund for defective products if customers require. Q:Do you accept ODM&OEM orders? A: Yes, we provide ODM&OEM services to worldwide customers, we are able to customize housings in different styles, and sizes in different brands, we also customize circuit board & packaging box as per your requirements. Q:What’s the MOQ? A: MOQ is 10pcs for standardized products; for customized products, MOQ should be negotiated in advance. There is no MOQ for sample orders. Q:How long is the lead time? A: The lead time for sample orders is 3-5 days, for bulk orders is 5-15 days. Q:Do you offer free samples? A: Yes we offer free samples to distributors and wholesalers, however customers should bear freight. We DO NOT offer free samples to end users. Q:How to place orders? A: 1. Email us the model, brand and quantity, consignee information, shipping way and payment terms; 2. Proforma Invoice made and sent to you; 3. Complete Payment after confirming the PI; 4. Confirm Payment and arrange production. | CONTACT US | Jinan SaiFan Bearing Co., LtdAdd: Business Center,No.88 Dikou Rd, Tian Qiao Dist, Jinan, China. Tel:86-0531-82637507 Skype: saifan005 http://saifangroup.en.china.cn
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