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The 21.5x42x12mm bearing (often listed as a non-standard 6004 variant) is
commonly used as a left-hand crankshaft or motor bearing in Bosch Active/Performance Line eBike motors. It is frequently identified by part numbers PLB00521 or as a "B3" bearing from manufacturers like Black Bearing.Key Product Details:
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B3 Bearing 21.5X42X12MM 49500120 Black
eBay
https://www.ebay.com › ... › Bolts & Fasteners
eBay
https://www.ebay.com › ... › Bolts & Fasteners
B3 bearing 21.5x42x12mmm 49500120 Black Bearing Spheres. Brand/Brand: Black Bearing Code/queues: 49500120. MPN: UB-2154212-B3Read more
Performance Line / CX Left-hand crankshaft bearing 21.5 ...
eBike Motor Repair
https://ebikemotorrepair.com › product › performance-l...
eBike Motor Repair
https://ebikemotorrepair.com › product › performance-l...
Performance Line / CX Left-hand crankshaft bearing 21.5x42x12mm Part No PLB00521. $34.52. Will replace Bosch Active / Performance Line / CX left-hand crankshaft ...Read more
$34.52In stock5-day delivery30-day returns
OEM/ODM 6004RS 21.5x42x12mm Non-standard Deep Groove Ball ...
rmbearing.com
https://www.rmbearing.com › Ball Bearing
rmbearing.com
https://www.rmbearing.com › Ball Bearing
RMO is your go-to supplier for 6004RS 21.5x42x12mm Non-standard Deep Groove Ball Bearing. All Bearing products are CE and RoHS certified. Inquire Now!
People also ask
What size is a 6203 bearing in mm?
The 6203 17 mm Ball Bearing Inner Dimension 17mm X Outer Dimension 40mm X Width 12mm is an open style ball bearing designed for high rotational speeds and high dynamic loads.
Deep Groove 6203 Ball Bearings 17mm X 40mm X 12mm - Misumi USA
Misumi USA
https://us.misumi-ec.com › blog › 6203-ball-bearings-17...
Misumi USA
https://us.misumi-ec.com › blog › 6203-ball-bearings-17...
What are the advantages of deep groove ball bearings?
Deep groove ball bearings offer high-speed capabilities, lower noise, and unmatched reliability, making them the choice for many applications. With an extensive range of types, designs, and considerations, deep groove ball bearings can provide consistent, high-quality movement with low maintenance requirements.May 2, 2024
Advantages of Deep Groove Ball Bearings Over Other Bearing Types
NSK Americas Blog
https://blog.nskamericas.com › advantages-of-deep-groo...
NSK Americas Blog
https://blog.nskamericas.com › advantages-of-deep-groo...
Web results
provide non-standard single row low noise ball bearing 6004 6004 ...
rmobearing.com
https://www.rmobearing.com › 6004-2rs-6004-non-stan...
rmobearing.com
https://www.rmobearing.com › 6004-2rs-6004-non-stan...
The deep groove ball bearing has low friction resistance and high speed. Divided into sealed and open two kinds of structure. Product name: Non-standard 6004- ...
OEM/ODM 6004 non-standard ball bearings, 6004 ... - RMO Bearings
rmbearing.com
https://www.rmbearing.com › 6004-non-standard-ball-be...
rmbearing.com
https://www.rmbearing.com › 6004-non-standard-ball-be...
Customization of bearings involves tailoring the design, materials, dimensions, and features of the bearings to meet specific requirements that standard ...
Bosch 2 ebike motor bearings
TiendaMTB.com
https://www.tiendamtb.com › bosch › 1914-bosch-2-eb...
TiendaMTB.com
https://www.tiendamtb.com › bosch › 1914-bosch-2-eb...
PLB00521: Left-hand crankshaft bearing 21.5x42x12mm. PLB00522: Transfer gear small bearing. PLB00523: Gear cluster deep groove ball bearing. PLB00524: Gear ...Read more
€7.50 to €22.90In stock15-day returns
Bosch eBike Motor Bearings
eBike Motor Centre
https://www.ebikemotorcentre.com › bosch-bearings
eBike Motor Centre
https://www.ebikemotorcentre.com › bosch-bearings
Bosch Gen 2 Gear cluster deep groove ball bearing Part No PLB00523. £8.26 inc ... Bosch Gen 2 Left-hand crankshaft bearing 21.5x42x12mm Part No PLB00521.Read more
7-day returns
China Deep Groove Ball Bearing, Deep Groove ... - RMO Bearings
rmbearing.com
https://www.rmbearing.com › Deep-groove-ball-bearing...
rmbearing.com
https://www.rmbearing.com › Deep-groove-ball-bearing...
Deep groove ball bearing structure is simple, easy to use, is the production of the largest batch, the widest range of applications of a class of bearings.
Rodamiento Rígido de Bolas 6004d21.5 ...
Alibaba.com
https://spanish.alibaba.com › 6004...
Alibaba.com
https://spanish.alibaba.com › 6004...
Rodamiento Rígido de Bolas 6004d21.5, Rodamiento 6004 D21.5, 21.5x42x12mm, Rodamiento de Dirección Automotriz 6004d 21.5 · Marca (1) · Diámetro Exterior (1).Read more
Black Bearing Rodamiento b3 21.5x42x12mm
Ridewill.com
https://www.ridewill.com › black-...
Ridewill.com
https://www.ridewill.com › black-...
Rodamiento b3 21.5x42x12mm pequeñas piezas de metal, Llevando, Precio 24.9EUR Black Bearing Código 49500120 3760290197800.
€24.90