Taper roller bearing 30306 Bearing

Tapered roller bearings are separate bearings, and the inner and outer rings of the bearing have tapered raceways. This type of bearing is divided into different structural types such as single row, double row and four row tapered roller bearings according to the number of rows of rollers installed. Single row tapered roller bearings can withstand radial loads and axial loads in a single direction. When the bearing is subjected to a radial load, an axial component will be generated, so another bearing that can withstand the axial force in the opposite direction is needed to balance.
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Products Details

*Specifications

30306 Bearing Detail
Brand Tapered roller  bearings 30300 Series
Item Roller bearing 30306 ,30306 JR bearings
Material GCr15 steel,carbon steel,stainless steel etc.
Precision P0,P2,P5,P6,P4
Clearance C0,C2,C3,C4,C5
Bearing size 0-200  mm outer diameter 0-400mm
Cage type brass;steel plate,nylon,aluminium alloy etc.
Ball Bearings Feature Long-life with high quality
Low-noise with strict controlling the quality of Ruben bearing
High-load by the advanced high-technical design
Competitive price, which has the most valuable
OEM service offered, to meet the customers requirements
Application gearbox,auto,reduction box,engine machinery,mining machinery,bicycles,etc
Bearing Package Pallet,wooden case,commercial packaging or as customers' requirement
Lead Time :
Quantity(Pieces) 1 - 300 >300
Est. Time(days) 7 To be negotiated
Packaging & Delivery: Packaging Details:   Industrial; Single box + Carton + Wooden Pallet 1.Taper Roller Bearing Introduction : Tapered roller bearings are separate bearings, and the inner and outer rings of the bearing have tapered raceways. This type of bearing is divided into different structural types such as single row, double row and four row tapered roller bearings according to the number of rows of rollers installed. Single row tapered roller bearings can withstand radial loads and axial loads in a single direction. When the bearing is subjected to a radial load, an axial component will be generated, so another bearing that can withstand the axial force in the opposite direction is needed to balance. 2.Taper Roller Bearing Application: Tapered roller bearings are usually of a separate type, that is, a conical inner ring assembly consisting of an inner ring with a roller and a cage assembly can be mounted separately from the outer bevel (outer ring). Tapered roller bearings are widely used in automobiles, rolling mills, mining, metallurgy, plastic machinery and other industries. 3.Tapered Roller Bearing Suffix definition: A: Internal structure change B: increased contact angle X: The external dimensions are in accordance with international standards. CD: Double outer ring with oil hole or oil groove. TD: Double inner ring with tapered bore. 4.Related 30300 Series Tapered Roller Bearings Catalogue
Bearing No. Boundary dimensions Basic load rating(kN) Limiting speed Mass
mm Dynamic Static rpm Kg
d D T B C Rmin rmin Cr Cor Grease Oil ≈
30302 15 42 14.25 13 11 1 1 22.9 21.7 9000 13000 0.096
30303 17 47 15.25 14 12 1 1 28.3 27.4 8500 12000 0.13
30304 20 52 16.25 15 13 1.5 1.5 33.2 33.3 8000 11000 0.166
30305 25 62 18.25 17 15 1.5 1.5 47 48.3 6700 9000 0.266
30306 30 72 20.75 19 16 1.5 1.5 59 63.9 5600 7500 0.391
30307 35 80 22.75 21 18 2 1.5 75.4 83.6 5000 6700 0.484
30308 40 90 25.25 23 20 2 1.5 90 108 4500 6000 0.751
30309 45 100 27.25 25 22 2 1.5 108 120 4000 5300 0.985
30310 50 110 29.25 27 23 2.5 2 130 159 3600 4800 1.28
30311 55 120 31.5 29 25 2.5 2 153 190 3200 4300 1.61
30312 60 130 33.5 31 26 3 2.5 170 211 3000 4000 1.95
*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. 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.

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