Self-Aligning Ball Bearings
129 Self-Aligning Ball Bearing
9 × 26 × 8 mm
129 is a self-aligning ball bearing from the 12 series with a 9 mm bore, a 26 mm outside diameter and a 8 mm width. It has a dynamic load rating of 2,900 N and a static load rating of 610 N and a speed rating of 27,000 rpm (oil lubrication), weighing about 0.024 kg. The radial cross-section (D − d) is 17 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
129 Specifications
| Bearing No. | 129 |
|---|---|
| d (Bore) | 9 mm |
| D (Outer Dia.) | 26 mm |
| B (Width) | 8 mm |
| Dynamic Load | 2,900 N |
| Static Load | 610 N |
| Max. RPM | 27,000 |
| Weight | 0.024 kg |
| Series | 12 Series Double Row Self-Aligning Ball Bearings |
129 Variants & Designations
Typical designations for this size, subject to availability. Full suffix meanings are listed on the 12 series page.
129 K
tapered bore (1:12)
129 C3
radial clearance larger than normal
129-2RS
rubber seals on both sides
Neighbouring Sizes in the 12 Series
129 — Frequently Asked Questions
What are the dimensions of the 129 bearing?
The 129 has a bore (d) of 9 mm, an outside diameter (D) of 26 mm and a width of 8 mm, so it is written 9 × 26 × 8 mm.
What is the load rating of the 129?
Dynamic load rating 2,900 N and static load rating 610 N. The speed rating is 27,000 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Is the 129 available with seals, special clearance or other options?
Yes, subject to availability. Typical designations include 129 K (tapered bore (1:12)), 129 C3 (radial clearance larger than normal), 129-2RS (rubber seals on both sides). Tell us the exact designation you need in a quote request.
Do you supply the 129 bearing across India?
Yes. Logass Trade Centre supplies the 129 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 129?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.