Miniature & Extra Small Ball Bearings
R1810 Miniature & Extra Small Ball Bearing
7.938 × 12.7 × 3.967 mm
R1810 is a miniature & extra small ball bearing from the MX-4 series with a 7.938 mm bore, a 12.7 mm outside diameter and a 3.967 mm width. It has a dynamic load rating of 481 N and a static load rating of 244 N and a speed rating of 43,200 rpm (oil lubrication), weighing about 1.7 g. The radial cross-section (D − d) is 4.76 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
R1810 Specifications
| Bearing No. | R1810 |
|---|---|
| d (Bore) | 7.938 mm |
| D (Outer Dia.) | 12.7 mm |
| B (Width) | 3.967 mm |
| Dynamic Load | 481 N |
| Static Load | 244 N |
| Max. RPM | 43,200 |
| Weight | 1.7 g |
| Series | Open Type Miniature & Extra Small Ball Bearings (1.984mm–9.525mm bore) |
R1810 Variants & Designations
Typical designations for this size, subject to availability. Full suffix meanings are listed on the MX-4 series page.
R1810-ZZ
metal shields on both sides
R1810-2RS
rubber seals on both sides
Neighbouring Sizes in the MX-4 Series
R1810 — Frequently Asked Questions
What are the dimensions of the R1810 bearing?
The R1810 has a bore (d) of 7.938 mm, an outside diameter (D) of 12.7 mm and a width of 3.967 mm, so it is written 7.938 × 12.7 × 3.967 mm.
What is the load rating of the R1810?
Dynamic load rating 481 N and static load rating 244 N. The speed rating is 43,200 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Is the R1810 available with seals, special clearance or other options?
Yes, subject to availability. Typical designations include R1810-ZZ (metal shields on both sides), R1810-2RS (rubber seals on both sides). Tell us the exact designation you need in a quote request.
Do you supply the R1810 bearing across India?
Yes. Logass Trade Centre supplies the R1810 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 R1810?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.