FAG7406-B-MP-UOAngular Contact Ball Bearing – 30 mm ID, 90 mm OD, 23 mm Width, 40° Contact Angle, Brass Cage, Universal UO

Product Description

What this part is:

The FAG 7406-B-MP-UO is a single-row angular contact ball bearing of the 74 heavy series with a 40° contact angle and a solid brass cage, universally ground for paired mounting. Bore Diameter: 30 mm. Outside Diameter: 90 mm. Overall Width: 23 mm. Contact Angle: 40°. Closure Type: Open.

Decoding the designation:

74 — single-row angular contact ball bearing, 74 heavy dimension series.

06 — bore code, 6 x 5 = 30 mm bore.

B — 40° contact angle.

MP — solid brass cage.

UO — universal design; two bearings in any O, X or tandem arrangement have zero axial clearance.

What these specs mean in practice:

The steep 40° angle gives high axial capacity in one direction on a compact 30 mm shaft. Dynamic Load Rating: 51,000 N. Static Load Rating: 30,500 N. Fatigue load limit: 2,110 N. Limiting Speed: 14,500 rpm. Thermal speed rating: 6,800 rpm. Cage Material: Machined brass. Operating temperature: −30 °C to +150 °C. Item Weight: 0.805 kg (1.77 lb).

Mounting data:

Pressure cone apex distance a: 36.7 mm. Minimum chamfer: 1 mm. Maximum fillet radius: 1.5 mm. Minimum shaft shoulder diameter: 41 mm. Maximum housing shoulder diameter: 79 mm. Axial clearance per UO set: 0 µm, tolerance 8 µm.

Interchange guidance:

Compatible With / Replaces: Schaeffler lists 7406-B-XL-MP-UO as the current X-life designation replacing 7406-B-MP-UO.