Deep Groove Ball Bearings
6921 M Bearing
105 × 145 × 20 mm
Also written 6921/M
6921 M is the 6921 deep groove ball bearing (105 mm bore, 145 mm outside diameter) with the option M. The standard-design dimensions below come from our 6900 series table.
6921 M Specifications
Standard-design values for 6921. Load and speed ratings can differ for sealed or special versions; we confirm them on quotation.
| Bearing No. | 6921 |
|---|---|
| d (Bore) | 105 mm |
| D (Outer Dia.) | 145 mm |
| B (Width) | 20 mm |
| Dynamic Load | 38,250 N |
| Static Load | 37,800 N |
| Max. RPM | 4,590 |
| Weight | 0.816 kg |
| Series | 6900 Series Single Row Thin Deep Groove Ball Bearings |
Reading the Designation 6921 M
| 6921 | Base size: deep groove ball bearing, 105 × 145 × 20 mm. |
|---|---|
| M | machined brass cage |
Suffix meanings vary slightly between manufacturers (SKF, FAG, NTN, NSK and others each have their own codes), so we always confirm the exact designation before supplying.
Other Bearings with a 105 mm Bore
6921 M — Frequently Asked Questions
What are the dimensions of the 6921 M bearing?
The base size 6921 measures 105 × 145 × 20 mm (bore × outside diameter × width). Suffixes such as M change the sealing, clearance, cage or special treatment but not the boundary dimensions of the standard design.
What does 6921 M mean?
6921 is the base size. M: machined brass cage. Suffix meanings can differ slightly between manufacturers, so confirm the exact designation with us before ordering.
Can you supply the 6921 M bearing across India?
Yes. Share the exact designation, quantity and preferred brand through the quote button and our technical team will confirm availability and pricing within one business day.
Can’t find your size?
We supply sizes, brands and special versions of deep groove ball bearings that are not listed on this page. Type the exact size or designation you need and send it to us for a quote.
Need pricing on 6921 M?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.