SKF234410 BM1/SPDouble-Direction Angular Contact Thrust Ball Bearing – 50 mm ID, 80 mm OD, 38 mm Height, 60° Contact Angle, SP Class

Product Description

What this part is:

SKF 234410 BM1/SP double-direction angular contact thrust ball bearing for ball screw support. One complete bearing: one shaft washer, two housing washers and two rows of balls with a one-piece machined brass cage. Unit Quantity: 1 Pc.

Decoding the designation:

2344 — double-direction angular contact thrust ball bearing series for screw drives.

10 — bore code, 50 mm bore.

BM1 — one-piece machined brass cage.

SP — SKF super-precision tolerance class for screw-drive bearings.

Specifications:

Bore Diameter: 50 mm. Outside Diameter: 80 mm. Overall Width: 38 mm. Contact Angle: 60°. Number Of Rows: 2. Rolling Elements: Ball. Dynamic Load Rating: 22,500 N. Static Load Rating: 60,000 N. Fatigue Load Limit: 2,850 N. Precision Class: SP. Cage Material: Machined brass. Preload: 415 N. Static Axial Stiffness: 559 N/µm. Balls: 25 of 6.35 mm diameter. Bearing Material: Bearing steel. Series: 234400. Base Number: 234410.

Dimensions and mounting:

Bore Diameter: 50 mm, straight. Outside Diameter: 80 mm. Overall height H: 38 mm. Combined height of both housing washers 2C: 19 mm. Shaft washer shoulder diameter d1: 67.5 mm. Housing washer shoulder diameter D1: 74.9 mm. Shaft abutment diameter da min: 61 mm. Housing abutment diameter Da: 74.9 mm minimum to 76 mm maximum. Shaft washer chamfer radius r1,2 min: 1 mm. Housing washer chamfer radius r3,4 min: 0.3 mm. Fillet radius ra max: 1 mm. Fillet radius rb max: 0.3 mm. Reference grease quantity: 3.3 cm³.

Compatibility and replacement:

Cross-Reference 1: SKF BTW 50 CTN9/SP – SKF’s stated successor to the 234410 BM1/SP, with a non-metallic cage in place of the machined brass cage. Cross-Reference 2: FAG 234410-M-SP.

Frequently asked questions:

What are the dimensions of the SKF 234410 BM1/SP?

Bore diameter 50 mm, outside diameter 80 mm, overall height 38 mm.

What contact angle and load ratings does it have?

Contact angle 60°. Dynamic Load Rating 22,500 N and Static Load Rating 60,000 N.

What does BM1 mean in the designation?

BM1 is a one-piece machined brass cage. SP is SKF’s super-precision tolerance class for screw-drive bearings.