Thrust Ball Bearings
51111 Thrust Ball Bearing
55 × 78 × 16 mm
51111 is a thrust ball bearing from the 511 series with a 55 mm bore, a 78 mm outside diameter and a 16 mm height. It has a dynamic load rating of 31,500 N and a static load rating of 83,700 N and a speed rating of 3,600 rpm (oil lubrication), weighing about 0.226 kg. The radial cross-section (D − d) is 23 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
51111 Specifications
| Bearing No. | 51111 |
|---|---|
| d (Bore) | 55 mm |
| D (Outer Dia.) | 78 mm |
| H (Height) | 16 mm |
| Dynamic Load | 31,500 N |
| Static Load | 83,700 N |
| Max. RPM | 3,600 |
| Weight | 0.226 kg |
| Series | 511 Series Single Direction Thrust Ball Bearings |
51111 Variants & Designations
Typical designations for this size, subject to availability. Full suffix meanings are listed on the 511 series page.
51111 M
machined brass cage
Neighbouring Sizes in the 511 Series
51111 — Frequently Asked Questions
What are the dimensions of the 51111 bearing?
The 51111 has a bore (d) of 55 mm, an outside diameter (D) of 78 mm and a height of 16 mm, so it is written 55 × 78 × 16 mm.
What is the load rating of the 51111?
Dynamic load rating 31,500 N and static load rating 83,700 N. The speed rating is 3,600 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Is the 51111 available with seals, special clearance or other options?
Yes, subject to availability. Typical designations include 51111 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 51111?
Other thrust ball bearings with a 55 mm bore include 51211 (90 mm OD), 53211 (90 mm OD), 52213 (100 mm OD), 51311 (105 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the 51111 bearing across India?
Yes. Logass Trade Centre supplies the 51111 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 51111?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.