Item # C-SPAW2220-307N1, Sealed Spherical Pillow Blocks, Ductile End Cover, Open End, SPAW Type On NTN Bearing Corp. of America

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	Item # C-SPAW2220-307N1, Sealed Spherical Pillow Blocks, Ductile End Cover, Open End, SPAW Type

Sealed Spherical Pillow Blocks, Ductile End Cover, Open/Closed End, SPAW/SPW Type

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Sealed Spherical Pillow Blocks, Ductile End Cover, Open End, SPAW/SPW Type - Dimensions

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Unit of Measure: Imperial Metric Both

Order Now · Technical Specifications · Guidelines for Mounting · Shaft Tolerance · Allowable Loads · Dimensional Specifications

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Ordering Options		Find a Distributor Contact NTN Customer Support Specialist Order through NTN DOL (Authorized Distributors Only)

Technical Specifications

Type		Pillow Block Unit

Bearing Type		Spherical Roller Bearing

Seal Material		Nitrile Rubber

Locking Device		Adapter

Bearing Number		MX-W22220EALLKW33C3

Housing Number		SPA220N1

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 lbf 472000.0 N 472.00 kN

Static Load Rating		111000 lbf 495000 N 495.00 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 in nominal to -87 µm

Allowable Loads

		Housing Allowable Loads larger image

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 larger image

d		3.4375 in 87.313 mm

h		4.5000 in 114.3 mm

a		14.9610 in 380.0 mm

b		3.7400 in 95.0 mm

b1		4.3310 in 110.0 mm

c		1.6540 in 42.0 mm

l		7.2830 in 184.988 mm

m		12.3750 in 314.3 mm

w		8.9760 in 228.0 mm

u		1.0240 in 26.0 mm

v		1.6250 in 41.3 mm

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

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Item # C-SPAW2220-307N1, Sealed Spherical Pillow Blocks, Ductile End Cover, Open End, SPAW Type

Ordering Options

Type

Bearing Type

Seal Material

Locking Device

Bearing Number

Housing Number

Adapter Sleeve Number

Housing Material

Housing Construction

Mounting Type

Performance

End Type

Dynamic Load Rating

Static Load Rating

Rotational Speed [Max]

Operating Temperature Range

Lubrication

Axial Displacement - Min.

Axial Displacement - Max.

Recommended Locknut Rotation

Hydraulic Pressure - Min.

Hydraulic Pressure - Max.

Shaft Tolerance

Allowable Loads - P60

Allowable Loads - P90

Allowable Loads - P120

Allowable Loads - P150

Allowable Loads - P180

d

h

a

b

b1

c

l

m

w

u

v

Notes

2014-07-29 | PRESS RELEASE

2014-05-09 | PRESS RELEASE