
Hardened High Carbon Chromium Steel Tapered Roller Bearings
Capable of taking high radial loads and axial loads in a single direction, NSK taper roller bearings (Make Bold) are also available in two and four row versions to support axial loads in either direction. Optimized designs can be supplied with high strength cages and, for arduous applications, in a range of advanced special materials.
Product Features and Benefits:
Material Technology - Hardened high carbon chromium steel.
NSK offers 2 and 4 row versions of our tapered roller bearings to
support axial loads in either direction.
Advanced Materials - Patented materials including High TF and Super
TF are available for more arduous conditions.
High accuracy pressed steel cage controls roller position resulting in low heat generation and reduced wear properties
Single Row Taper Roller Bearings (Make H2)
These bearings are capable of taking high radial loads and also
axial loads in one direction.
Double Row Taper Roller Bearings (Make H2)
These bearings are capable of taking high radial loads and also
axial loads in two directions. Capable of taking high radial loads
and axial loads in a single direction, NSK taper roller bearings
are also available in two and four row versions to support axial
loads in either direction. Optimized designs can be supplied with
high strength cages and, for arduous applications, in a range of
advanced special materials.
Description
Single-Row Tapered Roller Bearings (metric) | |||||||||||
Bearing No. | Boundary dimensions (mm) | Basic load ratings (KN) | Limiting speeds (rpm) | ||||||||
d | D | T | B | C | r min | r1 min | Cr(KN) | Cor(KN) | Grease lub. | Oil lub | |
30302 | 15 | 42 | 14.25 | 13 | 11 | 1 | 1 | 21.9 | 19.2 | 10000 | 14000 |
30202 | 15 | 35 | 11.75 | 11 | 10 | 0.6 | 0.6 | 14.9 | 13.4 | 12000 | 16000 |
30203 | 17 | 40 | 13.25 | 16 | 11 | 1 | 1 | 20.8 | 20.7 | 10000 | 14000 |
30303 | 17 | 47 | 17.25 | 14 | 12 | 1 | 1 | 27.4 | 24.5 | 9200 | 12000 |
32303 | 17 | 47 | 15.25 | 19 | 16 | 1 | 1 | 31.9 | 29.9 | 9400 | 13000 |
32004 | 20 | 42 | 15 | 15 | 12 | 0.6 | 0.6 | 27.3 | 31.5 | 9700 | 13000 |
30204 | 20 | 47 | 15.25 | 14 | 12 | 1 | 1 | 27 | 27.2 | 8700 | 12000 |
32204 | 20 | 47 | 19.25 | 18 | 15 | 1 | 1 | 33.1 | 34.7 | 8900 | 12000 |
30304 | 20 | 52 | 16.25 | 15 | 13 | 1.5 | 1.5 | 35 | 33.5 | 7500 | 10000 |
32304 | 20 | 52 | 22.25 | 21 | 18 | 1.5 | 1.5 | 45.1 | 46.7 | 8400 | 11000 |
320/22 | 22 | 44 | 15 | 15 | 11.5 | 0.6 | 0.6 | 28.3 | 33.6 | 9100 | 12000 |
30305 | 25 | 62 | 18.25 | 17 | 15 | 1.5 | 1.5 | 48.2 | 46.9 | 6800 | 9000 |
30305D | 25 | 62 | 18.25 | 17 | 13 | 1.5 | 1.5 | 41.5 | 45 | 5700 | 8000 |
TR0506R | 25 | 62 | 18.25 | 17 | 14 | 1.5 | 1.5 | 45 | 45.8 | 6700 | 9000 |
33205 | 25 | 52 | 22 | 22 | 18 | 1 | 1 | 48.9 | 58.5 | 7900 | 1000 |
30205 | 25 | 52 | 16.25 | 15 | 13 | 1 | 1 | 31.5 | 33.7 | 7800 | 10000 |
32005 | 25 | 47 | 15 | 15 | 11.5 | 0.6 | 0.6 | 30.2 | 37.7 | 8300 | 11000 |
33005 | 25 | 47 | 17 | 17 | 14 | 0.6 | 0.6 | 27.5 | 37 | 8000 | 10700 |
32005A | 25 | 47 | 15 | 15 | 11.5 | 3.4 | 1 | 23.2 | 18.3 | 8000 | 11000 |
32205 | 25 | 52 | 19.25 | 18 | 16 | 1 | 1 | 39.8 | 44.8 | 7900 | 11000 |
32305 | 25 | 62 | 25.25 | 24 | 20 | 1.5 | 1.5 | 61.2 | 64.1 | 6900 | 9100 |
320/28 | 28 | 52 | 16 | 16 | 12 | 1 | 1 | 35.2 | 44 | 7500 | 10000 |
332/28 | 28 | 58 | 24 | 24 | 19 | 1 | 1 | 57.6 | 69.5 | 7000 | 9300 |
30206 | 30 | 62 | 17.25 | 16 | 14 | 1 | 1 | 41.5 | 44.8 | 6500 | 8700 |
32306 | 30 | 72 | 28.75 | 27 | 23 |
ZHEJIANG TOP BEARINGS CO., LTD.
ZHEJIANG TOP BEARINGS CO., LTD. is a manufacturer and distribution of sliding bearings. Our products have been widely applied to more than 30 industries like automobile, engineering machinery, metallurgy, water conservancy and hydroelectric power and mechanical manufacturing. Also we can design for customer's specific requirement.
We have reformed boldly, absorbed social elites through strengthening talent training, fully implemented modern management mechanism and new marketing strategy and been dedicated to long-term development of self-lubricating bearing industry. To control quality strictly, we set up a complete quality management system (ISO9001 and ISO/TS16949) in the quality policy of “Top Quality, Top Credit, Sustainable Growth”. Our quality and performance have reached advanced level.
To expand more markets, stand on the word and meet diversified requirements of customers, we are actively expanding and integrating with international markets. Now our products are available in more than 20 countries and regions in Western Europe, America and Southeast Asia. We’ll strengthen industrial horizontal integration further, create scale effect, open up emerging fields and develop industrial advantages to realize our strategic target and create a bright future with friends.