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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

SP220N1

Adapter Sleeve Number

HA2320M1

Housing Material

Ductile Iron

Housing Construction

1 Piece

Mounting Type

2-Bolt

Performance

Heavy Duty

End Type

(2) 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, Cast Dust Cover, Open End, SPAW/SPW Type - Dimensions

d

3.4375 in87.313 mm

h

4.4094 in112.0 mm

a

14.9606 in380.0 mm

b

3.7402 in95.0 mm

b1

4.3307 in110.0 mm

c

1.5748 in40.0 mm

l

7.2835 in185.000 mm

m

12.5984 in320.0 mm

w

8.8976 in226.0 mm

u

1.0236 in26.0 mm

v

1.2598 in32.0 mm

Notes

Sales drawing reflects "Bore Size w/o Adapter". They do not show the "d"dimension, which is the bore size with adapter