FAG 7218-B-XL-JP

FAG 7218-B-XL-JP Angular Contact Ball Bearing Overview

The FAG 7218-B-XL-JP is a single-row angular contact ball bearing in the FAG 72..-B-XL-JP design. The supplied product information identifies it as an X-life bearing with a steel sheet metal cage and a 40° contact angle.

What are the basic dimensions of the 7218-B-XL-JP?

The bearing has a bore diameter of 90 mm, an outside diameter of 160 mm, and a width of 30 mm. Its listed mass is 2.26 kg.

7218-B-XL-JP Load and Speed Data

The supplied performance data lists radial basic dynamic load rating, radial basic static load rating, radial fatigue load limit, limiting speed, and reference speed for this FAG angular contact ball bearing.

• Basic dynamic load rating, radial (Cr): 114,000 N
• Basic static load rating, radial (C0r): 98,000 N
• Fatigue load limit, radial (Cur): 6,100 N
• Limiting speed (nG): 5,500 1/min
• Reference speed: 4,550 1/min

What contact angle does the bearing use?

The product data lists a 40° contact angle and identifies the distance between the apexes of the pressure cones as 67.4 mm.

Mounting, Dimension, and Temperature Details

The FAG 7218-B-XL-JP includes specified mounting, shoulder, chamfer, and operating-temperature values. These details can be compared with the shaft, housing, and assembly requirements during selection.

What mounting and operating values are provided?

Mounting dimensions:

• Shaft shoulder minimum diameter, da min: 101 mm
• Housing shoulder maximum diameter, Da max: 149 mm
• Housing shoulder maximum diameter, Db max: 154.4 mm
• Maximum shaft fillet radius, ra max: 2 mm
• Maximum housing fillet radius, ra1 max: 1 mm

Additional dimensions:

• Minimum chamfer dimension, rmin: 2 mm
• Minimum chamfer dimension, r1 min: 1 mm
• Outer-ring wide-side shoulder diameter, D1: 133.4 mm
• Inner-ring wide-side shoulder diameter, d1: 117.5 mm

Operating temperature range:

• Minimum: -30 °C
• Maximum: 150 °C