Angular Contact Ball Bearings
7911 Angular Contact Ball Bearing
55 × 80 × 13 mm
7911 is a angular contact ball bearing from the 79 series with a 55 mm bore, a 80 mm outside diameter and a 13 mm width. It has a dynamic load rating of 15,570 N and a static load rating of 14,490 N and a speed rating of 9,900 rpm (oil lubrication), weighing about 0.214 kg. The radial cross-section (D − d) is 25 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
7911 Specifications
| Bearing No. | 7911 |
|---|---|
| d (Bore) | 55 mm |
| D (Outer Dia.) | 80 mm |
| B (Width) | 13 mm |
| Dynamic Load | 15,570 N |
| Static Load | 14,490 N |
| Max. RPM | 9,900 |
| Weight | 0.214 kg |
| Series | 79 Series Single Row Angular Contact Ball Bearings |
7911 Variants & Designations
Typical designations for this size, subject to availability. Full suffix meanings are listed on the 79 series page.
7911-2RS
rubber seals on both sides
7911-ZZ
metal shields on both sides
7911 M
machined brass cage
Neighbouring Sizes in the 79 Series
7911 — Frequently Asked Questions
What are the dimensions of the 7911 bearing?
The 7911 has a bore (d) of 55 mm, an outside diameter (D) of 80 mm and a width of 13 mm, so it is written 55 × 80 × 13 mm.
What is the load rating of the 7911?
Dynamic load rating 15,570 N and static load rating 14,490 N. The speed rating is 9,900 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Is the 7911 available with seals, special clearance or other options?
Yes, subject to availability. Typical designations include 7911-2RS (rubber seals on both sides), 7911-ZZ (metal shields on both sides), 7911 M (machined brass cage). Tell us the exact designation you need in a quote request.
Which other bearings have the same 55 mm bore as the 7911?
Other angular contact ball bearings with a 55 mm bore include 7011 (90 mm OD), 3211 (100 mm OD), 5211 (100 mm OD), 7211 (100 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the 7911 bearing across India?
Yes. Logass Trade Centre supplies the 7911 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 7911?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.