Miniature & Extra Small Ball Bearings
5M09 Miniature & Extra Small Ball Bearing
5 × 9 × 2.5 mm
5M09 is a miniature & extra small ball bearing from the MX-2 series with a 5 mm bore, a 9 mm outside diameter and a 2.5 mm width. It has a dynamic load rating of 391 N and a static load rating of 151 N and a speed rating of 54,000 rpm (oil lubrication), weighing about 0.55 g. The radial cross-section (D − d) is 4 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
5M09 Specifications
| Bearing No. | 5M09 |
|---|---|
| d (Bore) | 5 mm |
| D (Outer Dia.) | 9 mm |
| B (Width) | 2.5 mm |
| Dynamic Load | 391 N |
| Static Load | 151 N |
| Max. RPM | 54,000 |
| Weight | 0.55 g |
| Series | Open Type Miniature & Extra Small Ball Bearings (3mm–5mm bore) |
5M09 Variants & Designations
Typical designations for this size, subject to availability. Full suffix meanings are listed on the MX-2 series page.
5M09-ZZ
metal shields on both sides
5M09-2RS
rubber seals on both sides
Neighbouring Sizes in the MX-2 Series
5M09 — Frequently Asked Questions
What are the dimensions of the 5M09 bearing?
The 5M09 has a bore (d) of 5 mm, an outside diameter (D) of 9 mm and a width of 2.5 mm, so it is written 5 × 9 × 2.5 mm.
What is the load rating of the 5M09?
Dynamic load rating 391 N and static load rating 151 N. The speed rating is 54,000 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Is the 5M09 available with seals, special clearance or other options?
Yes, subject to availability. Typical designations include 5M09-ZZ (metal shields on both sides), 5M09-2RS (rubber seals on both sides). Tell us the exact designation you need in a quote request.
Which other bearings have the same 5 mm bore as the 5M09?
Other miniature & extra small ball bearings with a 5 mm bore include F5M08 (8 mm OD), 5M08 (8 mm OD), F5M10 (9 mm OD), F5M09 (9.2 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the 5M09 bearing across India?
Yes. Logass Trade Centre supplies the 5M09 Pan India with technical support, from single pieces to bulk orders. Use the quote button to share your quantity and brand preference.
Need pricing on the 5M09?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.