29280-E-MB Bore 400 Mm, Axial Spherical Roller Bearings With Solid Brass Cage

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29280-E-MB

Bore Diameter:400 mm

Outside Diameter:540 mm

Width:85 mm

Weight:51.2 kg

Min. Order:1 Piece

The 29280-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 29280-E-MB bearing is a Axial spherical roller bearings with an inner diameter of 400 mm , an outer diameter of 540 mm, a width of 85 mm. GCr15, GCr15SiMn rings, GCr15, GCr15SiMn rolling mlement. Its dynamic axial rated load is approximately 2117028 N, its static axial rated load is approximately 10196300 N. together determine its load-bearing capacity, rotational accuracy, and applicable working conditions.

Dimensions:

Inside Diameter:

400 mm

Outside Diameter:

540 mm

Thickness:

85 mm

Weight:

51.2 KG

Dynamic load Capacity, axial (Ca):

2117028 N

Static load Capacity, axial (C0a):

10196300 N

Fatigue Load Limit, Axial (Cua):

506823 N

Reference speed (Grease rpm):

590

Limiting speed (Oil rpm):

1079

Specifications:

Old Designations:

29280E.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:

292 series (292..-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

29280-E-MB bearings ( 400 mm x 540 mm x 85 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	29280-E-MB
Bearing Type	Axial spherical roller bearings
Design Type	E = Increased capacity design
Cage	MB = Solid brass cage
Series	292 series (292..-E-MB)
Thread holes	No
Locating	No
Permissible skewing	1° to 1.5°
Bearing Mass - m [lb]	112.8755
Performance
Axial Dynamic Capacity - C_a [lbf]	475907
Axial Static Capacity - C_0a [lbf]	2292128
Axial Fatigue Capacity - C_ua [lbf]	113933
Reference speed - n_B [min^–1]	590
Limiting speed - n_G [min^–1]	1079
Dimension
Inside - d φ [inch]	15.7480
Outside - D Φ [inch]	21.2598
Thickness - T [inch]	3.3465
T₁ [inch]	1.6535
T₂ [inch]	1.2205
T₃ [inch]	2.1063
T₄ [inch]	2.4409
A [inch]	8.3464
D₁ [inch]	18.1102
d₁ [inch]	20.0787
r(min.) [inch]	0.1575
Mounting dimensions
d_a(min.) [inch]	18.1102
D_a(max.) [inch]	19.6850
D_b(min.) [inch]	21.6535
d_b(max.) [inch]	16.3386
r_a(max.) [inch]	0.1181

The 29280-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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29280-E-MB Bore 400 Mm, Axial Spherical Roller Bearings With Solid Brass Cage

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