• 3 7/16" Mounted Spherical Roller Bearing, Cast Steel 4-Bolt Split Pillow Block, Adapter Mounted, Triple-Ring Metal Labyrinth Seal

Dimensions

Overall Height (in)	8.88 in
Overall Width (in)	6 in
Base Width (in)	6 in
Bolt Size (in)	3/4 in
Base to Center Height (in)	4.5 in
Overall Length (in)	15.25 in
Bore Diameter (in)	3.4375 in
Foot Height (in)	1.88 in
Required Distance for Cap Removal (in)	13.75 in
Centerline to Shaft Face for Closed End Unit (in)	1.91 in
Bolt Spacing Max (in)	13.13 in
Expansion Capability (in)	0.38 in
Base Length (in)	15.25 in
Bolt Spacing Min (in)	11.63 in
Bolt Spacing Width (in)	2.38 in

Technical Specifications

Housing Type	Pillow Block, Four Bolt, SAF Style
Housing Material	Cast Steel
Housing Construction	Split
Rolling Element	Spherical Roller
Fixed/Expansion	Fixed/Expansion
Shaft Locking Type	Adapter Mount
Seal Type	Labyrinth Seal
Radial Dynamic Load Capacity (lb)	80,000 lb
Radial Clearance	C3 STANDARD
Housing Style	Pillow Block
Series	Split-housed Pillow Blocks
Misalignment Type	Dynamic
End Cap	LB68566R
Housing Color	Black
Static Load Rating (lb)	104,000 lb
Product	PKLB6800F
Cage Material	Bronze
Cap Bolt Torque (ft-lbs)	300-400 ft/lbs
Ability to Relubricate	Yes
Maximum Speed Using Oil (RPM)	2,800 rpm
Seal Kit	LB68553R (qty 2)
Available Seal Type	D8 Taconite Seal; R Labyrinth Seal
Maximum Speed Using Grease (RPM)	2,200 rpm
C-Spacer	68564
Max Operating Temperature (F)	225 °F
Vibration Frequency Roller Spin	0.0522 cps
Locking Device Kit	H320055
Housing Kit	PKLB6855FR02
Size Code	22220
Vibration Frequency Inner Ring Defect	0.173 cps
Housing Coating	POWDER COATED
Vibration Frequency Fundamental Train	0.0071 cps
Insert	22220LBKC3
Primary Seal	LER TRIPLE RING SEAL
Max Operating Temperature (C)	107 °C
Vibration Frequency Outer Ring Defect	0.1269 cps
Grease Fitting Thread Size	1/4 NPT
Misalignment Capability	±0.5° Misalignment - Dynamic

General Specifications

UPC	662327115876
Weight	98.60 LB
Packaged Length	16.75 IN
Packaged Width	9.75 IN
Packaged Height	9.00 IN
HTC	8483208080
Country of Origin	China