Wuxi Guangqiang Bearing Trade Co.,Ltd
| Deliver Time | 3~4 work days in normal |
| Operating Temper | -25°C ~ +120°C |
| Certifiion | ISO9001/ISO14001/GJB9001 |
| Supply Ability | 1000.pcs / Month |
| Cup Part Number | 3925 |
| Width | Varies (e.g., 5mm - 40mm) |
| Delivery Time | 5 working days |
| Corrosionresistance | Standard or Enhanced with Coatings |
| Material | Steel, Ceramic, or Hybrid |
| Payment Terms | T/T,Paypal |
| Packaging Details | Standard Carton Box |
| Number Of Rollers | ** Pcs. |
| Bearing Weight | ***Kg |
| Model Number | 45-90E |
| Brand Name | GQZ |
| Certification | ISO 9001:2015 |
| Place of Origin | CHINA |
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Product Specification
| Deliver Time | 3~4 work days in normal | Operating Temper | -25°C ~ +120°C |
| Certifiion | ISO9001/ISO14001/GJB9001 | Supply Ability | 1000.pcs / Month |
| Cup Part Number | 3925 | Width | Varies (e.g., 5mm - 40mm) |
| Delivery Time | 5 working days | Corrosionresistance | Standard or Enhanced with Coatings |
| Material | Steel, Ceramic, or Hybrid | Payment Terms | T/T,Paypal |
| Packaging Details | Standard Carton Box | Number Of Rollers | ** Pcs. |
| Bearing Weight | ***Kg | Model Number | 45-90E |
| Brand Name | GQZ | Certification | ISO 9001:2015 |
| Place of Origin | CHINA | ||
| High Light | Open deep groove transmission bearing ，Auto gearbox bearing B45-90E ，Automotive deep groove bearing with warranty | ||
B45-90E non-standard open deep groove ball bearing, dimension 45mm bore × 100mm outer diameter × 21mm width, dedicated to automobile manual and automatic gearbox differential and intermediate shafts. Open design without rubber seals, equipped with stamped steel cage and C0 standard clearance. It bears radial load and minor bidirectional axial load, runs stably and quietly at high speed under frequent gear shifting vibration. Made of fully quenched GCr15 chrome bearing steel with precise dimensional tolerance, fully interchangeable with original B45-90E. Formal quotation will be provided within 24 hours after inquiry.
Auto gearbox differential shafts, tractor transmission assemblies, light commercial vehicle reducers, medium-speed agricultural machinery transmission components.
| Model | B45-90E Open Deep Groove Ball Bearing |
|---|---|
| Inner bore d | 45 mm |
| Outer diameter D | 100 mm |
| Width B | 21 mm |
| Seal | Open type, oil lubrication only |
| Cage | Stamped low carbon steel cage |
| Clearance | C0 standard clearance |
| Material | GCr15 chrome bearing steel |
| Dynamic load | 46.5 kN |
| Static load | 31.8 kN |
| Max oil lubrication speed | 4200 r/min |
| Net weight | 0.88 kg |
| Working temperature | -20℃ ~ +130℃ |
| Accuracy | P0 standard, P6 optional |
| Cross reference | B45-90, B45-90E |
Dimension drawings and spec sheets available on request.
25+ years professional maker of non-standard open vehicle gearbox bearings. All units pass high-speed rotation, shock load and fatigue durability tests before delivery. Custom anti-rust coating and high-temperature gearbox grease filling available. Fast quotation and one-on-one installation technical support within 24h for all RFQs. Stable mass production satisfies bulk OEM and global distributor orders, factory direct price with consistent quality and on-time shipment.
All B45-90E bearings pass multi-step strict inspection.
Send bulk inquiry for B45-90E open transmission bearings and receive:
Large-volume OEM cooperation is welcome anytime.
Q1: Difference between open B45-90E and rubber sealed bearings?
A1: Open design has no rubber seals, uses circulating gear oil for lubrication and cooling for internal gearbox positions; sealed bearings apply to external dusty shafts with grease lubrication.
Q2: Direct replacement for original B45-90E?
A2: Yes, bore, outer diameter and width are fully consistent, no equipment modification needed.
Q3: Suitable lubrication method?
A3: Designed for gearbox circulating oil lubrication; fill high-speed anti-wear gear grease if used separately.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Trading Company
Year Established:
1989
Total Annual:
1000000-10000000
Employee Number:
10~100
Ecer Certification：
Verified Supplier
Established in 1999, Wuxi Guangqiang Bearing Trade Co.,Ltd works hard in researching and manufacturing high quality bearings and rely on it's advantages of strong technologies, advanced equipment, professional technical team, quality production and reasonable prices has gain a broad... Established in 1999, Wuxi Guangqiang Bearing Trade Co.,Ltd works hard in researching and manufacturing high quality bearings and rely on it's advantages of strong technologies, advanced equipment, professional technical team, quality production and reasonable prices has gain a broad...
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