Thrust Ball Bearings
51211 M Bearing
55 × 90 × 25 mm
Also written 51211/M
51211 M is the 51211 thrust ball bearing (55 mm bore, 90 mm outside diameter) with the option M. The standard-design dimensions below come from our 512 series table.
51211 M Specifications
Standard-design values for 51211. Load and speed ratings can differ for sealed or special versions; we confirm them on quotation.
| Bearing No. | 51211 |
|---|---|
| d (Bore) | 55 mm |
| D (Outer Dia.) | 90 mm |
| H (Height) | 25 mm |
| Dynamic Load | 62,550 N |
| Static Load | 143,100 N |
| Max. RPM | 2,700 |
| Weight | 0.608 kg |
| Series | 512 Series Single Direction Thrust Ball Bearings |
Reading the Designation 51211 M
| 51211 | Base size: thrust ball bearing, 55 × 90 × 25 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 55 mm Bore
51211 M — Frequently Asked Questions
What are the dimensions of the 51211 M bearing?
The base size 51211 measures 55 × 90 × 25 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 51211 M mean?
51211 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 51211 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 thrust 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 51211 M?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.