Thrust Ball Bearings
51318 Thrust Ball Bearing
90 × 155 × 50 mm
51318 is a thrust ball bearing from the 513 series with a 90 mm bore, a 155 mm outside diameter and a 50 mm height. It has a dynamic load rating of 178,200 N and a static load rating of 441,000 N and a speed rating of 1,340 rpm (oil lubrication), weighing about 3.74 kg. The radial cross-section (D − d) is 65 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
51318 Specifications
| Bearing No. | 51318 |
|---|---|
| d (Bore) | 90 mm |
| D (Outer Dia.) | 155 mm |
| H (Height) | 50 mm |
| Dynamic Load | 178,200 N |
| Static Load | 441,000 N |
| Max. RPM | 1,340 |
| Weight | 3.74 kg |
| Series | 513 Series Single Direction Thrust Ball Bearings |
51318 Variants & Designations
Typical designations for this size, subject to availability. Full suffix meanings are listed on the 513 series page.
51318 M
machined brass cage
Neighbouring Sizes in the 513 Series
51318 — Frequently Asked Questions
What are the dimensions of the 51318 bearing?
The 51318 has a bore (d) of 90 mm, an outside diameter (D) of 155 mm and a height of 50 mm, so it is written 90 × 155 × 50 mm.
What is the load rating of the 51318?
Dynamic load rating 178,200 N and static load rating 441,000 N. The speed rating is 1,340 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Is the 51318 available with seals, special clearance or other options?
Yes, subject to availability. Typical designations include 51318 M (machined brass cage). Tell us the exact designation you need in a quote request.
Which other bearings have the same 90 mm bore as the 51318?
Other thrust ball bearings with a 90 mm bore include 51118 (120 mm OD), 51218 (135 mm OD), 53218 (135 mm OD), 53318 (155 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the 51318 bearing across India?
Yes. Logass Trade Centre supplies the 51318 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 51318?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.