Spherical Roller Bearings
23188 Spherical Roller Bearing
440 × 720 × 226 mm
23188 is a spherical roller bearing from the 231 series with a 440 mm bore, a 720 mm outside diameter and a 226 mm width. It has a dynamic load rating of 4,680,000 N and a static load rating of 9,090,000 N and a speed rating of 414 rpm (oil lubrication), weighing about 370 kg. The radial cross-section (D − d) is 280 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
23188 Specifications
| Bearing No. | 23188 |
|---|---|
| d (Bore) | 440 mm |
| D (Outer Dia.) | 720 mm |
| B (Width) | 226 mm |
| Dynamic Load | 4,680,000 N |
| Static Load | 9,090,000 N |
| Max. RPM | 414 |
| Weight | 370 kg |
| Series | 231 Series Double Row Spherical Roller Bearings |
23188 Variants & Designations
Typical designations for this size, subject to availability. Full suffix meanings are listed on the 231 series page.
23188 C3
radial clearance larger than normal
23188 K
tapered bore (1:12)
23188 K30
tapered bore (1:30)
23188/CA
machined brass cage, one piece
23188/W33
oil groove and holes in the outer ring
Neighbouring Sizes in the 231 Series
23188 — Frequently Asked Questions
What are the dimensions of the 23188 bearing?
The 23188 has a bore (d) of 440 mm, an outside diameter (D) of 720 mm and a width of 226 mm, so it is written 440 × 720 × 226 mm.
What is the load rating of the 23188?
Dynamic load rating 4,680,000 N and static load rating 9,090,000 N. The speed rating is 414 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Is the 23188 available with seals, special clearance or other options?
Yes, subject to availability. Typical designations include 23188 C3 (radial clearance larger than normal), 23188 K (tapered bore (1:12)), 23188 K30 (tapered bore (1:30)), 23188/CA (machined brass cage, one piece). Tell us the exact designation you need in a quote request.
Which other bearings have the same 440 mm bore as the 23188?
Other spherical roller bearings with a 440 mm bore include 23988 (600 mm OD), 23088 (650 mm OD), 24088 (650 mm OD), 24188 (720 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the 23188 bearing across India?
Yes. Logass Trade Centre supplies the 23188 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 23188?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.