Cylindrical Roller Bearings
NF317 Cylindrical Roller Bearing
85 × 180 × 41 mm
NF317 is a cylindrical roller bearing from the NF3 series with a 85 mm bore, a 180 mm outside diameter and a 41 mm width. It has a dynamic load rating of 202,500 N and a static load rating of 222,300 N and a speed rating of 4,140 rpm (oil lubrication), weighing about 4.44 kg. The radial cross-section (D − d) is 95 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
NF317 Specifications
| Bearing No. | NF317 |
|---|---|
| d (Bore) | 85 mm |
| D (Outer Dia.) | 180 mm |
| B (Width) | 41 mm |
| Dynamic Load | 202,500 N |
| Static Load | 222,300 N |
| Max. RPM | 4,140 |
| Weight | 4.44 kg |
| Series | NF3 Series Single Row Cylindrical Roller Bearings |
NF317 Variants & Designations
Typical designations for this size, subject to availability. Full suffix meanings are listed on the NF3 series page.
NF317 C3
radial clearance larger than normal
NF317 M
machined brass cage
NF317 K
tapered bore (1:12)
NF317 P6
higher running accuracy (ISO class 6)
Neighbouring Sizes in the NF3 Series
NF317 — Frequently Asked Questions
What are the dimensions of the NF317 bearing?
The NF317 has a bore (d) of 85 mm, an outside diameter (D) of 180 mm and a width of 41 mm, so it is written 85 × 180 × 41 mm.
What is the load rating of the NF317?
Dynamic load rating 202,500 N and static load rating 222,300 N. The speed rating is 4,140 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Is the NF317 available with seals, special clearance or other options?
Yes, subject to availability. Typical designations include NF317 C3 (radial clearance larger than normal), NF317 M (machined brass cage), NF317 K (tapered bore (1:12)), NF317 P6 (higher running accuracy (ISO class 6)). Tell us the exact designation you need in a quote request.
Which other bearings have the same 85 mm bore as the NF317?
Other cylindrical roller bearings with a 85 mm bore include NU1017 (130 mm OD), N217 (150 mm OD), NF217 (150 mm OD), NJ217 (150 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the NF317 bearing across India?
Yes. Logass Trade Centre supplies the NF317 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 NF317?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.