MP-311

Powder coated epoxy cast iron housing with extended inner ring bearings
Zone hardened inner ring with 120° spacing setscrew locking with diamond faceted setscrews
Unique land riding retainer design provides superior pocket clearance that allows for 360° grease circulation around the rolling elements resulting in better retained and utilized lubrication.
Sealmaster® exclusive lock pin and dimple for direct lubrication and anti-rotation

Rolling Element:	Ball Bearing	Seal Type:	Felt Labyrinth Seal
Internal Clearance:	Standard	Insert Material:	52100 Bearing Steel, Black Oxided
Measure Units:	Metric	Housing Base:	Solid
Bore Shape:	Straight	Radial Dynamic Load Capacity (lb):	11, 789 lb
Misalignment:	±2.0° Misalignment - Static Only	Housing Construction:	One Piece
Outer Ring Land Profile:	Standard	Platform:	Gold Line Ball Bearing
Housing Color:	Gray	Misalignment Type:	Static Only
Bearing Insert Coating:	Black Oxide Coated	Replaceable Insert:	Yes
End Cap:	No	Radial Static Load Capacity (lb):	8, 150 lb
Housing Type:	Pillow Block, Two Bolt	Housing Style:	Pillow Block
Lubrication Type:	Lithium Complex NLGI 2 Grease	Locking Type:	Setscrew
Fixed vs. Expansion:	Fixed	Maximum Speed (RPM):	3000 rpm
Housing Material:	Cast Iron	Duty/Series:	Medium Duty
Retainer Type:	Land Riding Retainer	Ability to Relubricate:	Yes
Inner Race Heat Treat Method:	Zone-Hardened	Maximum Operating Temperature (F):	220 °F
Insert Number:	5311	UPC:	662461000000
Weight:	16.20 LB	Packaged Length:	11.13 Inches
Packaged Width:	6.31 Inches	Packaged Height:	3.19 Inches
HTC:	8483.20.8040	Country of Origin:	United States of America

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