31308 27308E 31308R Chrome Steel 40*90*25mm Single Row Cone and Cup Tapered Roller Bearings
chrome steel tapered roller bearings
,40x90x25mm tapered roller bearings
,single row cone cup bearings
31308 27308E 31308R Chrome Steel 40*90*25mm Single Row Cone and Cup Tapered Roller Bearings
Fully detachable inner cone (roller+cage) and outer cup address light-to-medium equipment maintenance pain points:
Easy Installation: Mount components separately in tight spaces (e.g., compact gearbox/pump housings) without maneuvering the 0.5-0.8kg full assembly.
Targeted Inspection: Check rollers by removing only the outer cup—cuts inspection time by 54-64% vs. non-separable bearings.
Fast Replacement: Replace worn parts in 35-45 minutes (vs. 80+ minutes for non-separable bearings), minimizing downtime (costs $200-$350/hour for critical equipment like industrial CNC machines).
| No | Item | Data |
|
1. |
Bearing No. | 31308 |
| 2. | Internal Diameter(mm) | 40 |
| 3. | Outside Diameter(mm) | 90 |
| 4. | Width | 25 |
| 5. | Weight (kgs) | 0.727 |
| Bearing NO. | Bearing NO. | Bearing NO. | Bearing NO. |
| 639213 | CBK257(C102) | 11590/11520 | LM11749/LM11710 |
| LM11949/LM11910 | 09074/09195 | 639177 | LM12748/LM12710 |
| LM12649/LM12610 | LM12749/LM12710 | LM12749/LM12711 | JL22349/JL22310 |
| JHM33449/JHM33410 | 07098-07196 | L44643/L44610 | 1780-1729 |
| M84548/10 | LM44649/LM44610 | 28KW01 | L45449/L45410 |
| M86649/M86610 | M88043/M88010 | LM67048/L67010 | LM67045/LM67010 |
| JL26749/JL26710 | 320/32C | TR0608A-N | 6-7707Y |
| M88048/M88010 | 639337A | LM48548/LM48510 | LM48549X/10 |
| 14136A/14276 | HM88649/HM88610 | 02878/02820 | 25877/25821 |
| 31594/31520 | HM89446/HM89410 | 639338A | 14585-14525 |
| 6-7807Y | L68149/L68110 | L68149A/10/P6 | 328227 |
| L68149/L68111 | LM78349/LM78310A | LM78349/LM78310C | JL68145/11-Z |
| U298/U261L | 30607 | TR070803C | 25880/25821 |
| HM89449/HM89410 | HM89448/HM89410 | 25570/25520 | JL69345/JL69310 |
| JL69345/JL69310E | JL69349/JL69310 | LM29748/LM29710 | 57207/LM29710 |
| LM29749/LM29711 | LM29749/LM29710 | 13687/20 | 2788/2720 |
| 26878/26822 | 3490/3420 | 3875/3820 | 3580/3525 |
| 639315A/Q | M399 | M365L | 2789/2720 |
| U399/U360L | TR080803R-9 | 3879/3820 | LM300849/11 |
| 18437 | 18590/18520 | LM501349/LM501310 | LM501349/LM501311 |
| LM501349/LM501314 | 11162/11300 | 24780/24720 | 26882/26822 |
| 3880/3820 | HM803146/HM803110 | 25580/25520 | 3782/3720 |
| 127509 | 17887/17831 | LM102949/LM102910 | LM603049/LM603011 |
| LM603049/LM603012 | LM603049/LM603014 | LM603049A/LM603014 | 25590/25520 |
| 25590/25523 | LM503349A/LM503310 | LM503349/LM503310 | 18690/18620 |
| 386A/382A | JLM104946/10Z | JLM104948/JLM104910 | JLM104945/10Z |
| JM205149/JM205110 | LM104949/LM104910 | LM104949/LM104911 | 18790/18720 |
| 368A/362A | 368/362A | 368/362 | 28985/28920 |
| 28985A/28920 | 29587/29520 | 29586A/29522 | 395A/394A |
| 39590/20 | 3984/3920 | HM212049/11 | 33281/33462 |
| 33287/33462 | 580/572 | 27695/20 | 498/492A |
| HM518445/10 | 594/592A |
| Bearing NO. | Bearing NO. | Bearing NO. | Bearing NO. |
| 30203 | 30204 | 30205 | 30206 |
| 30207 | 30208 | 30209 | 30210 |
| 30211 | 30212 | 30213 | 30214 |
| 30215 | 30216 | 30217 | 30218 |
| 30219 | 30220 | 30221 | 30222 |
| 30224 | 30226 | 30228 | 30230 |
| 30232 | 30234 | 30236 | 30238 |
| 30240 | 30302 | 30303 | 30304 |
| 30305 | 30306 | 30307 | 30308 |
| 30309 | 30310 | 30311 | 30312 |
| 30313 | 30313/YB2 | 30314 | 30315 |
| 30316 | 30317 | 30318 | 30319 |
| 30320 | 30321 | 30322 | 30324 |
| 30326 | 30328 | 30330 | 30332 |
| 30334 | 32204 | 32205 | 32206 |
| 32207 | 32208 | 32209 | 32210 |
| 32211 | 32212 | 32213 | 32214 |
| 32215 | 32216 | 32217 | 32218 |
| 32219 | 32220 | 32221 | 32222 |
| 32224 | 32226 | 32228 | 32230 |
| 32232 | 32234 | 32236 | 32238 |
| 32240 | 32244 | 32304 | 32305 |
| 32306 | 32307 | 32308 | 32309 |
| 32310 | 32311 | 32312 | 32313 |
| 32314 | 32315 | 32316 | 32317 |
| 32318 | 32319 | 32320 | 32321 |
| 32322 | 32324 | 32326 | 32328 |
| 32330 | 32004 | 32005 | 32006 |
| 32007 | 32008 | 32009 | 32010 |
| 32011 | 32012 | 32013 | 32014 |
| 32015 | 32016 | 32017 | 32018 |
| 32019 | 32020 | 32021 | 32022 |
| 32024 | 32026 | 32028 | 32030 |
| 32032 | 32034 | 32036 | 32038 |
| 32040 | 32044 | 33005 | 33006 |
| 33007 | 33008 | 33009 | 33010 |
| 33011 | 33012 | 33013 | 33014 |
| 33015 | 33016 | 33017 | 33018 |
| 33019 | 33020 | 33021 | 33022 |
| 33024 | 33026 | 33028 | 33030 |
| 33108 | 33109 | 33110 | 33111 |
| 33112 | 33113 | 33114 | 33115 |
| 33116 | 33117 | 33118 | 33119 |
| 33120 | 33121 | 33122 | 33124 |
| 33205 | 33206 | 33207 | 33208 |
| 33209 | 33210 | 33211 | 33212 |
| 33213 | 33214 | 33215 | 33216 |
| 33217 | 33218 | 33219 | 33220 |
| 31305 | 31306 | 31307 | 31308 |
| 31309 | 31310 | 31311 | 31312 |
| 31313 | 31314 | 31315 | 31316 |
| 31317 | 31318 | 31319 | 3002 |
| 30613B | 30613 | 30614 | 33113X2 |
| 33114X2 | 30615 | 33216X2 | 30617 |
| 30618 | 30619 | 30621 | 306/47 |
| 32905 | 32906 | 32907 | 32908 |
| 32909 | 32910 | 32911 | 32912 |
| 32913 | 32914 | 32915 | 32916 |
| 32917 | 32918 | 32919 | 32920 |
| 32921 | 32922 | 32924 | 32926 |
| 32928 | 32930 | 32932 | 32934 |
| 32936 | 32938 | 32940 | 32944 |

The Shipping Way We Use
We use the main delivery companies are as below

We normally will dispatch your order within 2-7 working days depends on stock level, as soon as the order is shipped, we will list the tracking number on your order detail page, if there is any problem regarding to the shipping, please feel free to contact us.
Below shows the estimate delivery time for different courier:
- DHL: 10-14 working days
- FedEx: 7 to 10 working days
- UPS: 7 to 10 working days
- EMS: 10-14 working days
31308 27308E 31308R Chrome Steel 40*90*25mm Single Row Cone and Cup Tapered Roller Bearings Fully detachable inner cone (roller+cage) and outer cup address light-to-medium equipment maintenance pain points:Easy Installation: Mount components separately in tight spaces (e.g., compact gearbox/pump ...