Self-Aligning Ball Bearings
1221 Self-Aligning Ball Bearing
105 × 190 × 36 mm
1221 is a self-aligning ball bearing from the 12 series with a 105 mm bore, a 190 mm outside diameter and a 36 mm width. It has a dynamic load rating of 67,050 N and a static load rating of 29,250 N and a speed rating of 2,970 rpm (oil lubrication), weighing about 4.34 kg. The radial cross-section (D − d) is 85 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
1221 Specifications
| Bearing No. | 1221 |
|---|---|
| d (Bore) | 105 mm |
| D (Outer Dia.) | 190 mm |
| B (Width) | 36 mm |
| Dynamic Load | 67,050 N |
| Static Load | 29,250 N |
| Max. RPM | 2,970 |
| Weight | 4.34 kg |
| Series | 12 Series Double Row Self-Aligning Ball Bearings |
1221 Variants & Designations
Typical designations for this size, subject to availability. Full suffix meanings are listed on the 12 series page.
1221 K
tapered bore (1:12)
1221 C3
radial clearance larger than normal
1221-2RS
rubber seals on both sides
Other Bearings with 105 mm Bore
| Bearing No. | Series | D (Outer Dia.) mm | Dynamic Load N |
|---|---|---|---|
| 1321 | 13 | 225 | 140,400 |
Neighbouring Sizes in the 12 Series
1221 — Frequently Asked Questions
What are the dimensions of the 1221 bearing?
The 1221 has a bore (d) of 105 mm, an outside diameter (D) of 190 mm and a width of 36 mm, so it is written 105 × 190 × 36 mm.
What is the load rating of the 1221?
Dynamic load rating 67,050 N and static load rating 29,250 N. The speed rating is 2,970 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Is the 1221 available with seals, special clearance or other options?
Yes, subject to availability. Typical designations include 1221 K (tapered bore (1:12)), 1221 C3 (radial clearance larger than normal), 1221-2RS (rubber seals on both sides). Tell us the exact designation you need in a quote request.
Which other bearings have the same 105 mm bore as the 1221?
Other self-aligning ball bearings with a 105 mm bore include 1321 (225 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the 1221 bearing across India?
Yes. Logass Trade Centre supplies the 1221 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 1221?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.