Spherical Roller Bearings
21316 Spherical Roller Bearing
80 × 170 × 39 mm
21316 is a spherical roller bearing from the 213 series with a 80 mm bore, a 170 mm outside diameter and a 39 mm width. It has a dynamic load rating of 234,000 N and a static load rating of 283,500 N and a speed rating of 2,070 rpm (oil lubrication), weighing about 4.53 kg. The radial cross-section (D − d) is 90 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
21316 Specifications
| Bearing No. | 21316 |
|---|---|
| d (Bore) | 80 mm |
| D (Outer Dia.) | 170 mm |
| B (Width) | 39 mm |
| Dynamic Load | 234,000 N |
| Static Load | 283,500 N |
| Max. RPM | 2,070 |
| Weight | 4.53 kg |
| Series | 213 Series Double Row Spherical Roller Bearings |
21316 Variants & Designations
Typical designations for this size, subject to availability. Full suffix meanings are listed on the 213 series page.
21316 C3
radial clearance larger than normal
21316 K
tapered bore (1:12)
21316 K30
tapered bore (1:30)
21316/CA
machined brass cage, one piece
21316/W33
oil groove and holes in the outer ring
Neighbouring Sizes in the 213 Series
21316 — Frequently Asked Questions
What are the dimensions of the 21316 bearing?
The 21316 has a bore (d) of 80 mm, an outside diameter (D) of 170 mm and a width of 39 mm, so it is written 80 × 170 × 39 mm.
What is the load rating of the 21316?
Dynamic load rating 234,000 N and static load rating 283,500 N. The speed rating is 2,070 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Is the 21316 available with seals, special clearance or other options?
Yes, subject to availability. Typical designations include 21316 C3 (radial clearance larger than normal), 21316 K (tapered bore (1:12)), 21316 K30 (tapered bore (1:30)), 21316/CA (machined brass cage, one piece). Tell us the exact designation you need in a quote request.
Which other bearings have the same 80 mm bore as the 21316?
Other spherical roller bearings with a 80 mm bore include 22216 (140 mm OD), 22316 (170 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the 21316 bearing across India?
Yes. Logass Trade Centre supplies the 21316 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 21316?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.