Deep Groove Ball Bearings
6918 Deep Groove Ball Bearing
90 × 125 × 18 mm
6918 is a deep groove ball bearing from the 6900 series with a 90 mm bore, a 125 mm outside diameter and a 18 mm width. It has a dynamic load rating of 29,700 N and a static load rating of 28,350 N and a speed rating of 5,400 rpm (oil lubrication), weighing about 0.554 kg. The radial cross-section (D − d) is 35 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
6918 Specifications
| Bearing No. | 6918 |
|---|---|
| d (Bore) | 90 mm |
| D (Outer Dia.) | 125 mm |
| B (Width) | 18 mm |
| Dynamic Load | 29,700 N |
| Static Load | 28,350 N |
| Max. RPM | 5,400 |
| Weight | 0.554 kg |
| Series | 6900 Series Single Row Thin Deep Groove Ball Bearings |
6918 Variants & Designations
Typical designations for this size, subject to availability. Full suffix meanings are listed on the 6900 series page.
6918-ZZ
metal shields on both sides
6918-2RS
rubber seals on both sides
6918 C3
radial clearance larger than normal
6918-2RS C3
sealed, with C3 clearance
6918 N
snap ring groove in the outer ring
6918 M
machined brass cage
Neighbouring Sizes in the 6900 Series
6918 — Frequently Asked Questions
What are the dimensions of the 6918 bearing?
The 6918 has a bore (d) of 90 mm, an outside diameter (D) of 125 mm and a width of 18 mm, so it is written 90 × 125 × 18 mm.
What is the load rating of the 6918?
Dynamic load rating 29,700 N and static load rating 28,350 N. The speed rating is 5,400 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Is the 6918 available with seals, special clearance or other options?
Yes, subject to availability. Typical designations include 6918-ZZ (metal shields on both sides), 6918-2RS (rubber seals on both sides), 6918 C3 (radial clearance larger than normal), 6918-2RS C3 (sealed, with C3 clearance). Tell us the exact designation you need in a quote request.
Which other bearings have the same 90 mm bore as the 6918?
Other deep groove ball bearings with a 90 mm bore include 6818 (115 mm OD), 6018 (140 mm OD), 16018 (140 mm OD), 6218 (160 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the 6918 bearing across India?
Yes. Logass Trade Centre supplies the 6918 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 6918?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.