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Unit of Measure

Technical Specifications

Type

Pillow Block Unit

Bearing Type

Spherical Roller Bearing

Seal Material

Nitrile Rubber

Locking Device

Adapter

Bearing Number

MX-W22220EALLKW33C3

Housing Number

FSPA220N1

Adapter Sleeve Number

H2320XM1

Housing Material

Ductile Iron

Housing Construction

1 Piece

Mounting Type

4-Bolt

Performance

Heavy Duty

End Type

Open

Dynamic Load Rating

106000 lbf472000 N472.00 kN

Static Load Rating

111000 lbf495000 N495.00 kN

Rotational Speed [Max]

1500 rpm

Operating Temperature Range

-40 to 400 ºF-40 to 200 ºC

Lubrication

Relubricatable

Guidelines for Mounting

Axial Displacement - Min.

0.028 in

Axial Displacement - Max.

0.035 in

Recommended Locknut Rotation

150 º

Hydraulic Pressure - Min.

2250 lb/in²

Hydraulic Pressure - Max.

3000 lb/in²

Shaft Tolerance

Shaft Tolerance

nominal to .-003 innominal to -87 µm

Allowable Loads


Housing Allowable Loads

Allowable Loads - P60

38500 lb

Allowable Loads - P90

23000 lb

Allowable Loads - P120

17000 lb

Allowable Loads - P150

15500 lb

Allowable Loads - P180

19500 lb

Dimensional Specifications


Sealed Spherical Pillow Blocks, SPAW/SPW Type - Dimensions

d

3.5433 in90.000 mm

h

4.5000 in114.3 mm

a

14.961 in380.0 mm

b

3.7400 in95.0 mm

b1

4.331 in110.0 mm

c

1.6540 in42.0 mm

m

12.3750 in314.3 mm

m1

2.3750 in60.3 mm

w

8.9760 in228.0 mm

u

0.866 in22.0 mm

v

1.625 in41.3 mm

Notes

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