Thrust Ball Bearings
51311 M Bearing
55 × 105 × 35 mm
Also written 51311/M
51311 M is the 51311 thrust ball bearing (55 mm bore, 105 mm outside diameter) with the option M. The standard-design dimensions below come from our 513 series table.
51311 M Specifications
Standard-design values for 51311. Load and speed ratings can differ for sealed or special versions; we confirm them on quotation.
| Bearing No. | 51311 |
|---|---|
| d (Bore) | 55 mm |
| D (Outer Dia.) | 105 mm |
| H (Height) | 35 mm |
| Dynamic Load | 107,100 N |
| Static Load | 221,400 N |
| Max. RPM | 2,070 |
| Weight | 1.29 kg |
| Series | 513 Series Single Direction Thrust Ball Bearings |
Reading the Designation 51311 M
| 51311 | Base size: thrust ball bearing, 55 × 105 × 35 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
51311 M — Frequently Asked Questions
What are the dimensions of the 51311 M bearing?
The base size 51311 measures 55 × 105 × 35 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 51311 M mean?
51311 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 51311 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 51311 M?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.