Spherical Roller Bearings
21315 Spherical Roller Bearing
75 × 160 × 37 mm
21315 is a spherical roller bearing from the 213 series with a 75 mm bore, a 160 mm outside diameter and a 37 mm width. It has a dynamic load rating of 215,100 N and a static load rating of 258,300 N and a speed rating of 2,250 rpm (oil lubrication), weighing about 3.81 kg. The radial cross-section (D − d) is 85 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
21315 Specifications
| Bearing No. | 21315 |
|---|---|
| d (Bore) | 75 mm |
| D (Outer Dia.) | 160 mm |
| B (Width) | 37 mm |
| Dynamic Load | 215,100 N |
| Static Load | 258,300 N |
| Max. RPM | 2,250 |
| Weight | 3.81 kg |
| Series | 213 Series Double Row Spherical Roller Bearings |
21315 Variants & Designations
Typical designations for this size, subject to availability. Full suffix meanings are listed on the 213 series page.
21315 C3
radial clearance larger than normal
21315 K
tapered bore (1:12)
21315 K30
tapered bore (1:30)
21315/CA
machined brass cage, one piece
21315/W33
oil groove and holes in the outer ring
Neighbouring Sizes in the 213 Series
21315 — Frequently Asked Questions
What are the dimensions of the 21315 bearing?
The 21315 has a bore (d) of 75 mm, an outside diameter (D) of 160 mm and a width of 37 mm, so it is written 75 × 160 × 37 mm.
What is the load rating of the 21315?
Dynamic load rating 215,100 N and static load rating 258,300 N. The speed rating is 2,250 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Is the 21315 available with seals, special clearance or other options?
Yes, subject to availability. Typical designations include 21315 C3 (radial clearance larger than normal), 21315 K (tapered bore (1:12)), 21315 K30 (tapered bore (1:30)), 21315/CA (machined brass cage, one piece). Tell us the exact designation you need in a quote request.
Which other bearings have the same 75 mm bore as the 21315?
Other spherical roller bearings with a 75 mm bore include 22215 (130 mm OD), 22315 (160 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the 21315 bearing across India?
Yes. Logass Trade Centre supplies the 21315 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 21315?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.