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Ordering Options

 N/A Contact NTN Customer Relations

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-W22222EALLKW33C3

Housing Number

 N/A SPA222N1

Adapter Sleeve Number

 N/A HE2322XM1

Housing Material

 N/A Ductile Iron

Housing Construction

 N/A 1 Piece

Mounting Type

 N/A 4-Bolt

Performance

 N/A Heavy Duty

End Type

 N/A Open

Dynamic Load Rating

 N/A 135000 lbf602000 N602.00 kN

Static Load Rating

 N/A 145000 lbf643000 N643.00 kN

Rotational Speed [Max]

 N/A 1400 RPM

Weight

 N/A 71.000 lb32.205 kg

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 0.03 in

Axial Displacement - Max.

 N/A 0.043 in

Recommended Locknut Rotation

 N/A 180 º

Hydraulic Pressure - Min.

 N/A 2650 lb/in²

Hydraulic Pressure - Max.

 N/A 3700 lb/in²

Shaft Tolerance

Shaft Tolerance

 N/A nominal to .-003 innominal to -87 µm

Allowable Loads


Housing Allowable Loads

Allowable Loads - P60

 N/A 47500 lb

Allowable Loads - P90

 N/A 28500 lb

Allowable Loads - P120

 N/A 21000 lb

Allowable Loads - P150

 N/A 18500 lb

Allowable Loads - P180

 N/A 23500 lb

Dimensional Specifications


Sealed Spherical Pillow Blocks, SPAW/SPW Type - Dimensions

d

 N/A 4.0000 in101.600 mm

h

 N/A 4.9375 in125.4 mm

a

 N/A 16.4960 in419.0 mm

b

 N/A 3.9370 in100.0 mm

b1

 N/A 4.764 in121.0 mm

c

 N/A 1.7720 in45.0 mm

m

 N/A 13.5625 in344.5 mm

m1

 N/A 2.75 in69.9 mm

w

 N/A 10.3150 in262.0 mm

u

 N/A 0.866 in22.0 mm

v

 N/A 1.6875 in42.9 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