7256BM Bearing

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7256 BM

Bore Diameter:280 mm

Outside Diameter:500 mm

Width:80 mm

Weight:67.5 kg

The 7256 BM bearing is a Angular Contact Ball Bearings with an inner diameter of 280 mm , an outer diameter of 500 mm, a width of 80 mm. It typically uses P0-P5 grade precision tolerances and Open or UU type, together determine its load-bearing capacity, rotational accuracy, and applicable working conditions.

Dimensions:

Inside Diameter:

280 mm

Outside Diameter:

500 mm

Thickness:

80 mm

Weight:

67.5 KG

Specifications:

Structure:

Angular Contact Ball Bearing

Precision Rating:

P0-P5

Bearing Material:

Gcr15

Seals Type:

Open or UU

Transaction Information:

Payment term:

T/T,L/C,Paypal

Delivery time:

3-5days

Detailed description

Angular contact ball bearings 7256 BM have inner and outer ring raceways that are displaced relative to each other in the direction of the bearing axis. This means that these bearings are designed to accommod

d	280 mm
D	500 mm
B	80 mm
d₁	≈ 367.7 mm
d₂	≈ 328.07 mm
D₁	≈ 417.7 mm
a	204 mm
r_1,2	min.5 mm
r_3,4	min. 2 mm
d_a	min. 300 mm
D_a	max 480 mm
D_b	max 489 mm
r_a	max 4 mm
r_b	max 2 mm
C	507 Kn
C₀	830 Kn
P_u	17.6 Kn
Fatigue load limi	1400 r/min
Reference speed	1400 r/min
Mass	67.5 Kg

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