Cylindrical Roller Bearings
N310 Cylindrical Roller Bearing
50 × 110 × 27 mm
N310 is a cylindrical roller bearing from the N3 series with a 50 mm bore, a 110 mm outside diameter and a 27 mm width. It has a dynamic load rating of 78,300 N and a static load rating of 77,400 N and a speed rating of 6,930 rpm (oil lubrication), weighing about 1.11 kg. The radial cross-section (D − d) is 60 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
N310 Specifications
| Bearing No. | N310 |
|---|---|
| d (Bore) | 50 mm |
| D (Outer Dia.) | 110 mm |
| B (Width) | 27 mm |
| Dynamic Load | 78,300 N |
| Static Load | 77,400 N |
| Max. RPM | 6,930 |
| Weight | 1.11 kg |
| Series | N3 Series Single Row Cylindrical Roller Bearings |
N310 Variants & Designations
Typical designations for this size, subject to availability. Full suffix meanings are listed on the N3 series page.
N310 C3
radial clearance larger than normal
N310 M
machined brass cage
N310 K
tapered bore (1:12)
N310 P6
higher running accuracy (ISO class 6)
Neighbouring Sizes in the N3 Series
N310 — Frequently Asked Questions
What are the dimensions of the N310 bearing?
The N310 has a bore (d) of 50 mm, an outside diameter (D) of 110 mm and a width of 27 mm, so it is written 50 × 110 × 27 mm.
What is the load rating of the N310?
Dynamic load rating 78,300 N and static load rating 77,400 N. The speed rating is 6,930 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Is the N310 available with seals, special clearance or other options?
Yes, subject to availability. Typical designations include N310 C3 (radial clearance larger than normal), N310 M (machined brass cage), N310 K (tapered bore (1:12)), N310 P6 (higher running accuracy (ISO class 6)). Tell us the exact designation you need in a quote request.
Which other bearings have the same 50 mm bore as the N310?
Other cylindrical roller bearings with a 50 mm bore include NU1010 (80 mm OD), N210 (90 mm OD), NF210 (90 mm OD), NJ210 (90 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the N310 bearing across India?
Yes. Logass Trade Centre supplies the N310 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 N310?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.