FAG 7344-B-MP-UA

FAG 7344-B-MP-UA Angular Contact Ball Bearing Introduction

The 7344-B-MP-UA is an FAG angular contact ball bearing in the single-row 73..-B-MP design, supplied with a solid brass cage according to the product data. It is listed within Angular Contact Ball Bearings under the FAG ball bearing category path.

What are the model and series identification details?

The bearing is identified by model 7344-B-MP-UA, brand FAG, and product series Angular Contact Ball Bearings. The supplied description identifies the configuration as a single-row angular contact ball bearing with a solid brass cage.

7344-B-MP-UA Dimensions and Rated Performance Data

• Bore diameter (d): 220 mm
• Outside diameter (D): 460 mm
• Width (B): 88 mm
• Basic dynamic load rating, radial (Cr): 540,000 N
• Basic static load rating, radial (C0r): 850,000 N
• Fatigue load limit, radial (Cur): 24,100 N
• Limiting speed (nG): 2,140 1/min
• Reference speed: 1,400 1/min
• Weight: 71.3 kg

What contact angle and geometric values are provided?

The data lists a 40° contact angle and a distance between pressure-cone apexes of 186.6 mm. Additional dimensions include a 365.7 mm outer-ring wide-side shoulder diameter, a 315 mm inner-ring wide-side shoulder diameter, a 5 mm minimum chamfer dimension, and a 2 mm minimum secondary chamfer dimension.

Mounting, Shoulder, and Temperature Information for the FAG Bearing

The supplied mounting data lists shaft and housing shoulder limits, fillet-radius limits, and an operating temperature range for the 7344-B-MP-UA. These values should be used with the bearing dimensions and installation geometry.

What mounting and temperature limits are stated in the data?

• Minimum shaft shoulder diameter (da min): 240 mm
• Maximum housing shoulder diameter (Da max): 440 mm
• Maximum housing shoulder diameter (Db max): 449 mm
• Maximum shaft fillet radius (ra max): 4 mm
• Maximum housing fillet radius (ra1 max): 2 mm
• Operating temperature minimum (Tmin): -30 °C
• Operating temperature maximum (Tmax): 200 °C