1207 2207 1307 2307 Self-aligning ball bearing 
self-aligning ball bearing specification
Products name | Self-aligning ball bearing |
Material | Chrome Steel, Carbon Steel, Stainless Steel, Plastic. |
Precision | P0,P6,P5,P4, P2 |
Clearance: | C2 ,C3, C4 |
Quality standard | ISO9001:2008 standard |
Service | OEM service, Customer design service, buyer label service |
Payment terms | A:100% T/T in advance B: 30% T/T in advance .70% against copy of B/L |
Application | Heavy machine tool, high-powered marine gear case, oil rig, vertical machine. |
Details |
Mine machine, port hoisting machine, port transfer equipment, crane; |
We have complete process for the production and quality assurance to make sure our products can meet your requirement. We are committed to be responsible for each set of bearings and industrial products sold to our clients. Relying on strong resource network, we can supply any bearing that you need. Meeting each customer' satisfaction is our pursuit! |
Suffix definitions of self-aligning ball bearing
- C3: radial clearance than ordinary clearance
- K: 1/12 taper tapered bore
- K30: 1/30 taper tapered bore
- M: Ball guided machined brass cage
- 2RS: with both ends of closures
- TV: ball guide glass fiber reinforced polyamide (nylon) solid cage
- Mini-series: 10x, 12x, 13x
- Universal series: 12xx, 13xx, 22xx, 23xx
The main advantage of self-aligning ball bearing
1207 2207 1307 2307 self-aligning ball bearing
- low friction
- Minimum lubrication
- Wear resistant
- Running in not required
- Requires Little attention
- Dimensions relatively small
- No scraping required to fit shaft
- Easy replacement
| bearing code | d | D | B | C | C0 | Pu | reference speed | limiting speed | mass |
| 1204 EKTN9 | 20 | 47 | 14 | 12,7 | 3,4 | 0,18 | 32000 | 20000 | 0,12 |
| 1205 EKTN9 | 25 | 52 | 15 | 14,3 | 4 | 0,21 | 28000 | 18000 | 0,14 |
| 1305 EKTN9 | 25 | 62 | 17 | 19 | 5,4 | 0,28 | 22000 | 15000 | 0,26 |
| 1206 EKTN9 | 30 | 62 | 16 | 15,6 | 4,65 | 0,24 | 24000 | 15000 | 0,22 |
| 1306 EKTN9 | 30 | 72 | 19 | 22,5 | 6,8 | 0,36 | 19000 | 13000 | 0,39 |
| 1207 EKTN9 | 35 | 72 | 17 | 19 | 6 | 0,31 | 20000 | 13000 | 0,32 |
| 1307 EKTN9 | 35 | 80 | 21 | 26,5 | 8,5 | 0,43 | 16000 | 11000 | 0,51 |
| 1208 EKTN9 | 40 | 80 | 18 | 19,9 | 6,95 | 0,36 | 18000 | 11000 | 0,42 |
| 1308 EKTN9 | 40 | 90 | 23 | 33,8 | 11,2 | 0,57 | 14000 | 9500 | 0,68 |
| 1209 EKTN9 | 45 | 85 | 19 | 22,9 | 7,8 | 0,4 | 17000 | 11000 | 0,47 |
| 1309 EKTN9 | 45 | 100 | 25 | 39 | 13,4 | 0,7 | 12000 | 8500 | 0,96 |
| 1210 EKTN9 | 50 | 90 | 20 | 26,5 | 9,15 | 0,48 | 16000 | 10000 | 0,53 |
| 1310 EKTN9 | 50 | 110 | 27 | 43,6 | 14 | 0,72 | 12000 | 8000 | 1,20 |
| 1211 EKTN9 | 55 | 100 | 21 | 27,6 | 10,6 | 0,54 | 14000 | 9000 | 0,71 |
| 1311 EKTN9 | 55 | 120 | 29 | 50,7 | 18 | 0,92 | 11000 | 7500 | 1,60 |
| 1212 EKTN9 | 60 | 110 | 22 | 31,2 | 12,2 | 0,62 | 12000 | 8500 | 0,90 |
| 1312 EKTN9 | 60 | 130 | 31 | 58,5 | 22 | 1,12 | 9000 | 6300 | 1,90 |
| 1213 EKTN9 | 65 | 120 | 23 | 35,1 | 14 | 0,72 | 10000 | 7000 | 1,10 |
| 1313 EKTN9 | 65 | 140 | 33 | 65 | 25,5 | 1,25 | 8500 | 6000 | 2,35 |
self-aligning ball bearing application
Most representative of ball bearings, widely used.
Main purpose: steam Car: rear, transmission, electrical equipment parts, electrical: General motors,
household appliances. Other: Instrumentation, combustion engines, construction machinery, rail vehicles,
material handling machinery,agricultural machinery, industrial Machinery.
- Natural package:Plastic tube+carbon+pllate
- commercial package:color box +carbon+pllate
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