Wuxi Guangqiang Bearing Trade Co.,Ltd
| Material | GCr15 Chrome Bearing Steel |
| Seal Type | Open |
| Payment Terms | T/T |
| Packaging Details | in individual packing box |
| Width（B） | 20mm |
| Type | Needle Roller Bearing |
| Bearing Model | HK4020 |
| Number of row | Single Row |
| Certifiion | ISO9001:2015 |
| Supply Ability | 100000 Sets per month |
| Inner diameter（d） | 40mm |
| Outer diameter（D） | 47mm |
| Delivery Time | 3-5 working days |
| Model Number | HK4020 |
| Certification | ISO9001:2015 |
| Place of Origin | China |
| Brand Name | GQZ /OEM |
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Product Specification
| Material | GCr15 Chrome Bearing Steel | Seal Type | Open |
| Payment Terms | T/T | Packaging Details | in individual packing box |
| Width（B） | 20mm | Type | Needle Roller Bearing |
| Bearing Model | HK4020 | Number of row | Single Row |
| Certifiion | ISO9001:2015 | Supply Ability | 100000 Sets per month |
| Inner diameter（d） | 40mm | Outer diameter（D） | 47mm |
| Delivery Time | 3-5 working days | Model Number | HK4020 |
| Certification | ISO9001:2015 | Place of Origin | China |
| Brand Name | GQZ /OEM | ||
| High Light | HK4020 needle roller bearing 40×47×20mm ，drawn cup needle roller bearing for hydraulic cylinders ，needle roller bearing for power tools automotive | ||
*Contact GQZ now for quick quotation and bearing samples.
| Item | Specification |
|---|---|
| Model | HK4020 |
| Bearing Type | Single‑row Drawn Cup Needle Roller Bearing Open‑end Without Inner Ring |
| Fw (Bore diameter under rollers) | 40 mm |
| Outer Diameter (D) | 47 mm |
| Width (C) | 20 mm |
| Basic Dynamic Load(Cr) | 24.2 KN |
| Basic Static Load(C0r) | 53 KN |
| Weight | 0.052 kg |
| Internal Clearance | CN Normal Clearance |
| Seal Type | Open‑end No Seal |
| Material | GCr15 Chrome Steel |
| Precision Rating | P0 / P6 |
| Limiting Speed(Grease) | 6300 r/min |
| Limiting Speed(Oil) | 7000 r/min |
| Cage Material | Sheet Steel |
*Send your requirements, GQZ provides stock bearings & OEM service.
Q1: What does HK4020 open‑end mean?
A1: Both ends of this drawn‑cup needle bearing are open without bottom closure.
Q2: Does HK4020 come with an inner ring?
A2: No, it has no inner ring, the matched shaft needs sufficient hardness and finish.
Q3: What load can HK4020 mainly bear?
A3: It is designed to carry heavy radial loads, it can hardly take axial loads.
Q4: What is the difference between HK4020 and BK4020?
A4: HK4020 is open‑end, BK4020 has one closed‑end bottom.
*Cooperate with GQZ for high‑quality bearings and competitive factory prices.
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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