293/900-E-MB Bore 900 Mm, Axial Spherical Roller Bearings With Solid Brass Cage

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293/900-E-MB

Bore Diameter:900 mm

Outside Diameter:1320 mm

Width:250 mm

Weight:1060 kg

Min. Order:1 Piece

The 293/900-E-MB Spherical Roller Thrust Bearings are suitable for heavy-duty applications involving alignment errors and impacts. Classic applications include large gate hoists in hydraulic engineering, ship stern tubes, mining crushers, continuous casting machine slewing tables, large crane slewing supports, and oil drilling rig rotary tables.

The 293/900-E-MB bearing is a Axial spherical roller bearings with an inner diameter of 900 mm , an outer diameter of 1320 mm, a width of 250 mm. GCr15, GCr15SiMn rings, GCr15, GCr15SiMn rolling mlement. Its dynamic axial rated load is approximately 14296356 N, its static axial rated load is approximately 70997707 N. together determine its load-bearing capacity, rotational accuracy, and applicable working conditions.

Dimensions:

Inside Diameter:

900 mm

Outside Diameter:

1320 mm

Thickness:

250 mm

Weight:

1060 KG

Dynamic load Capacity, axial (Ca):

14296356 N

Static load Capacity, axial (C0a):

70997707 N

Fatigue Load Limit, Axial (Cua):

3247329 N

Reference speed (Grease rpm):

163

Limiting speed (Oil rpm):

367

Specifications:

Old Designations:

293/900E.MB

Structure:

Thrust Spherical Roller Bearings

Number of Rows:

One

Bearing Material:

GCr15, GCr15SiMn

Cage Type:

MB = Solid brass cage

Rolling Mlement Material:

GCr15, GCr15SiMn

Bore Type:

Cylindrical bore

Operating Temperature:

-30 to 200 °C

System of Measurement:

Metric

Series:

293 series (293..-E-MB)

Rolling Element:

spherical roller

Transaction Information:

Transport Package:

Standard Export Package

Service:

7*24 hour

Shipping Ways:

by Sea or Air

Country of Origin:

china

Stock:

200 Piece

Port:

Tianjin, Shanghai, Shenzhen, Guangzhou or Qingdao

Payment term:

by T/T in advance

Delivery time:

2-3 days for stock, 25-30 days for bulk production

Detailed description

293/900-E-MB bearings ( 900 mm x 1320 mm x 250 mm) have the advantages of withstand extremely high axial loads and has a self-aligning function to compensate for installation errors or shaft deformation, and are therefore widely used in the Ship propulsion systems, oil drilling rigs, large cranes, hydroelectric generators, and heavy-duty gearboxes.

Part Number	293/900-E-MB
Bearing Type	Axial spherical roller bearings
Design Type	E = Increased capacity design
Cage	MB = Solid brass cage
Series	293 series (293..-E-MB)
Thread holes	No
Locating	No
Permissible skewing	1.5° to 2.5°
Bearing Mass - m [lb]	2336.8760
Performance
Axial Dynamic Capacity - C_a [lbf]	3213820
Axial Static Capacity - C_0a [lbf]	15960284
Axial Fatigue Capacity - C_ua [lbf]	729999
Reference speed - n_B [min^–1]	163
Limiting speed - n_G [min^–1]	367
Dimension
Inside - d φ [inch]	35.4330
Outside - D Φ [inch]	51.9684
Thickness - T [inch]	9.8425
T₁ [inch]	4.7244
T₂ [inch]	3.5433
T₃ [inch]	6.2205
T₄ [inch]	7.0866
A [inch]	19.5275
D₁ [inch]	42.0472
d₁ [inch]	48.6220
r(min.) [inch]	0.4724
Mounting dimensions
d_a(min.) [inch]	42.9133
D_a(max.) [inch]	47.3621
D_b(min.) [inch]	52.8739
d_b(max.) [inch]	37.2834
r_a(max.) [inch]	0.3937

The 293/900-E-MB Spherical Roller Thrust Bearings primarily consist of a shaft ring, a housing ring, asymmetrical drum-shaped rollers, and a cage assembly. The housing ring features a spherical raceway design, allowing the rollers to automatically adjust for alignment errors between the shaft and the housing ring.

The advantages of Spherical Roller Thrust Bearings lie in their superior self-aligning capability, effectively compensating for misalignment caused by installation skew or shaft deformation. They also possess extremely high axial load capacity, can withstand certain radial loads, and exhibit excellent impact resistance.

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293/900-E-MB Bore 900 Mm, Axial Spherical Roller Bearings With Solid Brass Cage

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