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Brand Name : SFT
Model Number : HF0406 Needle bearings
Place of Origin : CHINA
MOQ : 500
Price : 1-50USD/PC
Payment Terms : T/T, Western Union, MoneyGram
Supply Ability : 5000PCS
Delivery Time : 45 days
Packaging Details : neutral
Precision Rating : P4
Seals Type : Open
Number of Row : Single row
Type : Roller
Bore Size : 4 - 4.01 mm
Size : 4*8*6mm
Weight : 1g
Material : Chrome Steel Gcr5
Cage : Nylon Cage PA66
Compatible Lubricant : Grease
Place of Origin Jiangsu, China Bore Size 4 - 4.01 mm Type Needle Model Number HF0406 Brand Name Beth : High speed and low noise
Model | HF0406 |
Internal Diameter Fw | 4 mm |
Outside Diameter D | 8 mm |
Width C | 6 mm |
Outer Ring Material | ST14 |
Retainer Material | PA66 |
Needle Rolling Material | Gcr15 |
Spring Plate Material | Stainless Steel |
A. Product Description:
Stamped outer ring needle roller clutch, commonly known as one-way bearing or one-way needle roller bearing, is a single directional bearing composed of a thin-walled outer ring, cage, spring plate, and needle roller that is stretched from an alloy sheet. It can be used as a converter, check device, and overrunning clutch, and is widely used in fitness equipment, cash counting machines, washing machines, fishing gear, toy cars, and other transmission parts that need to have a reverse stop function.
B. Main Features:
Unidirectional operation and reverse locking; High conversion frequency and accuracy.
C. Material And Treatment:
Part | Project | Content |
Outer ring | Material | Usually ST14/SPCC carbon steel (basically, special requirement 20 # steel) |
Process | Forming by stamping with a punch or stretching with an hydraulic press | |
Heat-treat | Carburization, high-frequency tempering, quenching | |
Holder | Material | Reinforced nylon PA66, can withstand temperatures from -10 ℃ to+70 ℃. |
Process | Injection molding machine injection molding | |
Rolling needle | Material | GCr15 bearing steel |
Process | Processed by grinding machine | |
Heat-treat | Quenching, hardness can reach HRC60-64 | |
Spring | Material | Resin or stainless steel |
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HF0406 Miniature Bearings With Small Bore Diameters One Way Needle Roller Clutch 4*8*6mm Images |