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6404 Deep Groove Ball Bearing
The 6404 is an open single-row deep groove ball bearing with a 20 mm bore, 72 mm outside diameter and 19 mm width. Its open configuration makes it suitable for machinery where lubrication and bearing maintenance are accessible during service.
Key Features
Open single-row deep groove ball bearing
20 mm bore and 72 mm outside diameter
19 mm bearing width
Open construction for accessible lubrication
Suitable for industrial machinery and rotating equipment
Available for wholesale and OEM programs
Technical Specifications
| Model | 6404 |
|---|---|
| Type | Open Deep Groove Ball Bearing |
| Bore Diameter (d) | 20 mm |
| Outside Diameter (D) | 72 mm |
| Width (B) | 19 mm |
| Reference Weight | 0.40 kg |
| Seal / Shield | Open |
Applications
6404 bearings can be used in motors, pumps, fans, conveyors, agricultural machinery and general industrial equipment. The open design is useful where bearing lubrication and inspection are part of normal maintenance procedures.
Related 6400 Series Models
| Model | d | D | B | Versions |
|---|---|---|---|---|
| 6403 | 17 | 62 | 17 | Open / 2RS / ZZ |
| 6405 | 25 | 80 | 21 | Open / 2RS / ZZ |
| 6406 | 30 | 90 | 23 | Open / 2RS / ZZ |
| 6407 | 35 | 100 | 25 | Open / 2RS / ZZ |
Service & OEM Support
DBS Bearing provides 6404 bearings for distributors, industrial users and OEM customers. Private-label packaging, customized labels, logo marking and bulk orders can be arranged according to customer requirements.
FAQ
What are the dimensions of 6404?
6404 measures 20 × 72 × 19 mm.
Is the 6404 bearing open?
Yes. This page refers specifically to the open version without rubber seals or metal shields.
Can DBS supply 6404 for OEM projects?
Yes. OEM and private-label requirements can be discussed for suitable order quantities.
Request a Quote
Contact DBS Bearing for 6404 pricing, availability and OEM supply options.
