Cylindrical Roller Bearings
NJ310 Cylindrical Roller Bearing
50 × 110 × 27 mm
NJ310 is a cylindrical roller bearing from the NJ3 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
NJ310 Specifications
| Bearing No. | NJ310 |
|---|---|
| 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 | NJ3 Series Single Row Cylindrical Roller Bearings |
NJ310 Variants & Designations
Typical designations for this size, subject to availability. Full suffix meanings are listed on the NJ3 series page.
NJ310 C3
radial clearance larger than normal
NJ310 M
machined brass cage
NJ310 K
tapered bore (1:12)
NJ310 P6
higher running accuracy (ISO class 6)
Neighbouring Sizes in the NJ3 Series
NJ310 — Frequently Asked Questions
What are the dimensions of the NJ310 bearing?
The NJ310 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 NJ310?
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 NJ310 available with seals, special clearance or other options?
Yes, subject to availability. Typical designations include NJ310 C3 (radial clearance larger than normal), NJ310 M (machined brass cage), NJ310 K (tapered bore (1:12)), NJ310 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 NJ310?
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 NJ310 bearing across India?
Yes. Logass Trade Centre supplies the NJ310 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 NJ310?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.