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Unit of Measure

Technical Specifications

Type

N/A Pillow Block Unit

Bearing Type

N/A Spherical Roller Bearing

Seal Material

N/A Nitrile Rubber

Locking Device

N/A Adapter

Bearing Number

N/A MX-W22228EALLKW33C3

Housing Number

N/A SP228N1

Adapter Sleeve Number

N/A HA2328M1

Housing Material

N/A Ductile Iron

Housing Construction

N/A 1 Piece

Mounting Type

N/A 2-Bolt

Performance

N/A Heavy Duty

End Type

N/A Open

Dynamic Load Rating

N/A 205000 lbf912000 N912.00 kN

Static Load Rating

N/A 227000 lbf1010000 N1010.00 kN

Rotational Speed [Max]

N/A 1100 RPM

Operating Temperature Range

N/A -40 to 400 ºF-40 to 200 ºC

Lubrication

N/A Relubricatable

Guidelines for Mounting

Axial Displacement - Min.

N/A 0.043 in

Axial Displacement - Max.

N/A 0.055 in

Recommended Locknut Rotation

N/A 210 º

Hydraulic Pressure - Min.

N/A 3300 lb/in²

Hydraulic Pressure - Max.

N/A 4550 lb/in²

Shaft Tolerance

Shaft Tolerance

N/A nominal to .-0039 innominal to -100 µm

Allowable Loads


Housing Allowable Loads

Allowable Loads - P60

N/A 82500 lb

Allowable Loads - P90

N/A 52000 lb

Allowable Loads - P120

N/A 27500 lb

Allowable Loads - P150

N/A 25500 lb

Allowable Loads - P180

N/A 27500 lb

Dimensional Specifications


Sealed Spherical Pillow Blocks, SPAW/SPW Type - Dimensions

d

N/A 4.9375 in125.413 mm

h

N/A 5.9055 in150.0 mm

a

N/A 19.6850 in500.0 mm

b

N/A 4.7244 in120.0 mm

b1

N/A 5.9055 in150.0 mm

c

N/A 1.9685 in50.0 mm

m

N/A 16.5354 in420.0 mm

w

N/A 12.0079 in305.0 mm

u

N/A 1.2992 in33.0 mm

v

N/A 1.6535 in42.0 mm

Notes

N/A Sales drawing reflects "Bore Size w/o Adapter". They do not show the "d"dimension, which is the bore size with adapter Total Width may vary. Bearing has different mounting positions in the housing, and the adapter in the bearing can vary position