Spherical Roller Bearings
23280 Spherical Roller Bearing
400 × 720 × 256 mm
23280 is a spherical roller bearing from the 232 series with a 400 mm bore, a 720 mm outside diameter and a 256 mm width. It has a dynamic load rating of 5,310,000 N and a static load rating of 9,720,000 N and a speed rating of 423 rpm (oil lubrication), weighing about 457 kg. The radial cross-section (D − d) is 320 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
23280 Specifications
| Bearing No. | 23280 |
|---|---|
| d (Bore) | 400 mm |
| D (Outer Dia.) | 720 mm |
| B (Width) | 256 mm |
| Dynamic Load | 5,310,000 N |
| Static Load | 9,720,000 N |
| Max. RPM | 423 |
| Weight | 457 kg |
| Series | 232 Series Double Row Spherical Roller Bearings |
23280 Variants & Designations
Typical designations for this size, subject to availability. Full suffix meanings are listed on the 232 series page.
23280 C3
radial clearance larger than normal
23280 K
tapered bore (1:12)
23280 K30
tapered bore (1:30)
23280/CA
machined brass cage, one piece
23280/W33
oil groove and holes in the outer ring
Neighbouring Sizes in the 232 Series
23280 — Frequently Asked Questions
What are the dimensions of the 23280 bearing?
The 23280 has a bore (d) of 400 mm, an outside diameter (D) of 720 mm and a width of 256 mm, so it is written 400 × 720 × 256 mm.
What is the load rating of the 23280?
Dynamic load rating 5,310,000 N and static load rating 9,720,000 N. The speed rating is 423 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Is the 23280 available with seals, special clearance or other options?
Yes, subject to availability. Typical designations include 23280 C3 (radial clearance larger than normal), 23280 K (tapered bore (1:12)), 23280 K30 (tapered bore (1:30)), 23280/CA (machined brass cage, one piece). Tell us the exact designation you need in a quote request.
Which other bearings have the same 400 mm bore as the 23280?
Other spherical roller bearings with a 400 mm bore include 23980 (540 mm OD), 23080 (600 mm OD), 24080 (600 mm OD), 23180 (650 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the 23280 bearing across India?
Yes. Logass Trade Centre supplies the 23280 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 23280?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.