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4 Bolt Cast Iron Square Housings
NTN UELF310-115D1W3 Imperial Four Bolt Square Cast Iron Flange Housing with 1-15/16 inch Bore Eccentric Collar Insert - Allow 2-3 Days
UELF300 Series 4 Bolt Cast Iron Square Flange Housing: These cast iron housing units include a grease nipple to facilitate re-lubrication. The bearing insert has 2 grub screws to allow tightening [show more]...
Limited Stock
Inside Diameter: 49.21mm = 1.937 (1-15/16) inch
Style: UELF
Bolt Hole Centres: 5-3/16 inch
Grease Guns?
Grease?
M22 Set Screws
M22 Hex Bolts
M22 Washers
M22 Nuts
NTN UELF310D1W3 Metric Four Bolt Square Cast Iron Flange Housing with 50mm Bore Eccentric Collar Insert - Allow 2-3 Days
UELF300 Series 4 Bolt Cast Iron Square Flange Housing: These cast iron housing units include a grease nipple to facilitate re-lubrication. The bearing insert has 2 grub screws to allow tightening [show more]...
Limited Stock
Inside Diameter: 50mm
Style: UELF
Bolt Hole Centres: 132mm
Grease Guns?
Grease?
M22 Set Screws
M22 Hex Bolts
M22 Washers
M22 Nuts
NTN UELF311-200D1W3 Imperial Four Bolt Square Cast Iron Flange Housing with 2 inch Bore Eccentric Collar Insert - Allow 2-3 Days
UELF300 Series 4 Bolt Cast Iron Square Flange Housing: These cast iron housing units include a grease nipple to facilitate re-lubrication. The bearing insert has 2 grub screws to allow tightening [show more]...
Limited Stock
Inside Diameter: 50.8mm = 2 Inch
Style: UELF
Bolt Hole Centres: 5-33/64 inch
Grease Guns?
Grease?
M22 Set Screws
M22 Hex Bolts
M22 Washers
M22 Nuts
NTN UELF311-201D1W3 Imperial Four Bolt Square Cast Iron Flange Housing with 2-1/16 inch Bore Eccentric Collar Insert - Allow 2-3 Days
UELF300 Series 4 Bolt Cast Iron Square Flange Housing: These cast iron housing units include a grease nipple to facilitate re-lubrication. The bearing insert has 2 grub screws to allow tightening [show more]...
Limited Stock
Inside Diameter: 52.39mm = 2.063 (2-1/16) inch
Style: UELF
Bolt Hole Centres: 5-33/64 inch
Grease Guns?
Grease?
M22 Set Screws
M22 Hex Bolts
M22 Washers
M22 Nuts
NTN UELF311-202D1W3 Imperial Four Bolt Square Cast Iron Flange Housing with 2-1/8 inch Bore Eccentric Collar Insert - Allow 2-3 Days
UELF300 Series 4 Bolt Cast Iron Square Flange Housing: These cast iron housing units include a grease nipple to facilitate re-lubrication. The bearing insert has 2 grub screws to allow tightening [show more]...
Limited Stock
Inside Diameter: 53.98mm = 2.125 (2-1/8) inch
Style: UELF
Bolt Hole Centres: 5-33/64 inch
Grease Guns?
Grease?
M22 Set Screws
M22 Hex Bolts
M22 Washers
M22 Nuts
NTN UELF311-203D1W3 Imperial Four Bolt Square Cast Iron Flange Housing with 2-3/16 inch Bore Eccentric Collar Insert - Allow 2-3 Days
UELF300 Series 4 Bolt Cast Iron Square Flange Housing: These cast iron housing units include a grease nipple to facilitate re-lubrication. The bearing insert has 2 grub screws to allow tightening [show more]...
Limited Stock
Inside Diameter: 55.56mm = 2.187 (2-3/16) inch
Style: UELF
Bolt Hole Centres: 5-33/64 inch
Grease Guns?
Grease?
M22 Set Screws
M22 Hex Bolts
M22 Washers
M22 Nuts
NTN UELF311D1W3 Metric Four Bolt Square Cast Iron Flange Housing with 55mm Bore Eccentric Collar Insert - Allow 2-3 Days
UELF300 Series 4 Bolt Cast Iron Square Flange Housing: These cast iron housing units include a grease nipple to facilitate re-lubrication. The bearing insert has 2 grub screws to allow tightening [show more]...
Limited Stock
Inside Diameter: 55mm
Style: UELF
Bolt Hole Centres: 140mm
Grease Guns?
Grease?
M22 Set Screws
M22 Hex Bolts
M22 Washers
M22 Nuts
NTN UELF312-204D1W3 Imperial Four Bolt Square Cast Iron Flange Housing with 2-1/4 inch Bore Eccentric Collar Insert - Allow 2-3 Days
UELF300 Series 4 Bolt Cast Iron Square Flange Housing: These cast iron housing units include a grease nipple to facilitate re-lubrication. The bearing insert has 2 grub screws to allow tightening [show more]...
Limited Stock
Inside Diameter: 57.15mm = 2.25 (2-1/4) inch
Style: UELF
Bolt Hole Centres: 5-29/32 inch
Grease Guns?
Grease?
M22 Set Screws
M22 Hex Bolts
M22 Washers
M22 Nuts
NTN UELF312-205D1W3 Imperial Four Bolt Square Cast Iron Flange Housing with 2-5/16 inch Bore Eccentric Collar Insert - Allow 2-3 Days
UELF300 Series 4 Bolt Cast Iron Square Flange Housing: These cast iron housing units include a grease nipple to facilitate re-lubrication. The bearing insert has 2 grub screws to allow tightening [show more]...
Limited Stock
Inside Diameter: 58.73mm = 2.312 (2-5/16) inch
Style: UELF
Bolt Hole Centres: 5-29/32 inch
Grease Guns?
Grease?
M22 Set Screws
M22 Hex Bolts
M22 Washers
M22 Nuts
NTN UELF312-206D1W3 Imperial Four Bolt Square Cast Iron Flange Housing with 2-3/8 inch Bore Eccentric Collar Insert - Allow 2-3 Days
UELF300 Series 4 Bolt Cast Iron Square Flange Housing: These cast iron housing units include a grease nipple to facilitate re-lubrication. The bearing insert has 2 grub screws to allow tightening [show more]...
Limited Stock
Inside Diameter: 60.33mm = 2.375 (2-3/8) inch
Style: UELF
Bolt Hole Centres: 5-29/32 inch
Grease Guns?
Grease?
M22 Set Screws
M22 Hex Bolts
M22 Washers
M22 Nuts
NTN UELF312-207D1W3 Imperial Four Bolt Square Cast Iron Flange Housing with 2-7/16 inch Bore Eccentric Collar Insert - Allow 2-3 Days
UELF300 Series 4 Bolt Cast Iron Square Flange Housing: These cast iron housing units include a grease nipple to facilitate re-lubrication. The bearing insert has 2 grub screws to allow tightening [show more]...
Limited Stock
Inside Diameter: 61.91mm = 2.437 (2-7/16) inch
Style: UELF
Bolt Hole Centres: 5-29/32 inch
Grease Guns?
Grease?
M22 Set Screws
M22 Hex Bolts
M22 Washers
M22 Nuts
NTN UELF312D1W3 Metric Four Bolt Square Cast Iron Flange Housing with 60mm Bore Eccentric Collar Insert - Allow 2-3 Days
UELF300 Series 4 Bolt Cast Iron Square Flange Housing: These cast iron housing units include a grease nipple to facilitate re-lubrication. The bearing insert has 2 grub screws to allow tightening [show more]...
Limited Stock
Inside Diameter: 60mm
Style: UELF
Bolt Hole Centres: 150mm
Grease Guns?
Grease?
M22 Set Screws
M22 Hex Bolts
M22 Washers
M22 Nuts
NTN UELF313-208D1W3 Imperial Four Bolt Square Cast Iron Flange Housing with 2-1/2 inch Bore Eccentric Collar Insert - Allow 2-3 Days
UELF300 Series 4 Bolt Cast Iron Square Flange Housing: These cast iron housing units include a grease nipple to facilitate re-lubrication. The bearing insert has 2 grub screws to allow tightening [show more]...
Limited Stock
Inside Diameter: 63.5mm = 2.5 (2-1/2) inch
Style: UELF
Bolt Hole Centres: 6-17/32 inch
Grease Guns?
Grease?
M22 Set Screws
M22 Hex Bolts
M22 Washers
M22 Nuts
NTN UELF313-209D1W3 Imperial Four Bolt Square Cast Iron Flange Housing with 2-9/16 inch Bore Eccentric Collar Insert - Allow 2-3 Days
UELF300 Series 4 Bolt Cast Iron Square Flange Housing: These cast iron housing units include a grease nipple to facilitate re-lubrication. The bearing insert has 2 grub screws to allow tightening [show more]...
Limited Stock
Inside Diameter: 65.09mm = 2.563 (2-9/16) inch
Style: UELF
Bolt Hole Centres: 6-17/32 inch
Grease Guns?
Grease?
M22 Set Screws
M22 Hex Bolts
M22 Washers
M22 Nuts
NTN UELF313D1W3 Metric Four Bolt Square Cast Iron Flange Housing with 65mm Bore Eccentric Collar Insert - Allow 2-3 Days
UELF300 Series 4 Bolt Cast Iron Square Flange Housing: These cast iron housing units include a grease nipple to facilitate re-lubrication. The bearing insert has 2 grub screws to allow tightening [show more]...
Limited Stock
Inside Diameter: 65mm
Style: UELF
Bolt Hole Centres: 166mm
Grease Guns?
Grease?
M22 Set Screws
M22 Hex Bolts
M22 Washers
M22 Nuts
NTN UELF314-210D1W3 Imperial Four Bolt Square Cast Iron Flange Housing with 2-5/8 inch Bore Eccentric Collar Insert - Allow 2-3 Days
UELF300 Series 4 Bolt Cast Iron Square Flange Housing: These cast iron housing units include a grease nipple to facilitate re-lubrication. The bearing insert has 2 grub screws to allow tightening [show more]...
Limited Stock
Inside Diameter: 66.68mm = 2.625 (2-5/8) inch
Style: UELF
Bolt Hole Centres: 7-1/64 inch
Grease Guns?
Grease?
M24 Set Screws
M24 Hex Bolts
M24 Washers
M24 Nuts
NTN UELF314-211D1W3 Imperial Four Bolt Square Cast Iron Flange Housing with 2-11/16 inch Bore Eccentric Collar Insert - Allow 2-3 Days
UELF300 Series 4 Bolt Cast Iron Square Flange Housing: These cast iron housing units include a grease nipple to facilitate re-lubrication. The bearing insert has 2 grub screws to allow tightening [show more]...
Limited Stock
Inside Diameter: 68.26mm = 2.687 (2-11/16) inch
Style: UELF
Bolt Hole Centres: 7-1/64 inch
Grease Guns?
Grease?
M24 Set Screws
M24 Hex Bolts
M24 Washers
M24 Nuts
NTN UELF314-212D1W3 Imperial Four Bolt Square Cast Iron Flange Housing with 2-3/4 inch Bore Eccentric Collar Insert - Allow 2-3 Days
UELF300 Series 4 Bolt Cast Iron Square Flange Housing: These cast iron housing units include a grease nipple to facilitate re-lubrication. The bearing insert has 2 grub screws to allow tightening [show more]...
Limited Stock
Inside Diameter: 69.85mm = 2.75 (2-3/4) inch
Style: UELF
Bolt Hole Centres: 7-1/64 inch
Grease Guns?
Grease?
M24 Set Screws
M24 Hex Bolts
M24 Washers
M24 Nuts
NTN UELF314D1W3 Metric Four Bolt Square Cast Iron Flange Housing with 70mm Bore Eccentric Collar Insert - Allow 2-3 Days
UELF300 Series 4 Bolt Cast Iron Square Flange Housing: These cast iron housing units include a grease nipple to facilitate re-lubrication. The bearing insert has 2 grub screws to allow tightening [show more]...
Limited Stock
Inside Diameter: 70mm
Style: UELF
Bolt Hole Centres: 178mm
Grease Guns?
Grease?
M24 Set Screws
M24 Hex Bolts
M24 Washers
M24 Nuts
NTN UELF315-213D1W3 Imperial Four Bolt Square Cast Iron Flange Housing with 2-13/16 inch Bore Eccentric Collar Insert - Allow 2-3 Days
UELF300 Series 4 Bolt Cast Iron Square Flange Housing: These cast iron housing units include a grease nipple to facilitate re-lubrication. The bearing insert has 2 grub screws to allow tightening [show more]...
Limited Stock
Inside Diameter: 71.44mm = 2.813 (2-13/16) inch
Style: UELF
Bolt Hole Centres: 7-1/4 inch
Grease Guns?
Grease?
M24 Set Screws
M24 Hex Bolts
M24 Washers
M24 Nuts
NTN UELF315-214D1W3 Imperial Four Bolt Square Cast Iron Flange Housing with 2-7/8 inch Bore Eccentric Collar Insert - Allow 2-3 Days
UELF300 Series 4 Bolt Cast Iron Square Flange Housing: These cast iron housing units include a grease nipple to facilitate re-lubrication. The bearing insert has 2 grub screws to allow tightening [show more]...
Limited Stock
Inside Diameter: 73.03mm = 2.875 (2-7/8) inch
Style: UELF
Bolt Hole Centres: 7-1/4 inch
Grease Guns?
Grease?
M24 Set Screws
M24 Hex Bolts
M24 Washers
M24 Nuts
NTN UELF315-215D1W3 Imperial Four Bolt Square Cast Iron Flange Housing with 2-15/16 inch Bore Eccentric Collar Insert - Allow 2-3 Days
UELF300 Series 4 Bolt Cast Iron Square Flange Housing: These cast iron housing units include a grease nipple to facilitate re-lubrication. The bearing insert has 2 grub screws to allow tightening [show more]...
Limited Stock
Inside Diameter: 74.61mm = 2.937 (2-15/16) inch
Style: UELF
Bolt Hole Centres: 7-1/4 inch
Grease Guns?
Grease?
M24 Set Screws
M24 Hex Bolts
M24 Washers
M24 Nuts
NTN UELF315-300D1W3 Imperial Four Bolt Square Cast Iron Flange Housing with 3 inch Bore Eccentric Collar Insert - Allow 2-3 Days
UELF300 Series 4 Bolt Cast Iron Square Flange Housing: These cast iron housing units include a grease nipple to facilitate re-lubrication. The bearing insert has 2 grub screws to allow tightening [show more]...
Limited Stock
Inside Diameter: 76.2mm = 3 Inch
Style: UELF
Bolt Hole Centres: 7-1/4 inch
Grease Guns?
Grease?
M24 Set Screws
M24 Hex Bolts
M24 Washers
M24 Nuts
NTN UELF315D1W3 Metric Four Bolt Square Cast Iron Flange Housing with 75mm Bore Eccentric Collar Insert - Allow 2-3 Days
UELF300 Series 4 Bolt Cast Iron Square Flange Housing: These cast iron housing units include a grease nipple to facilitate re-lubrication. The bearing insert has 2 grub screws to allow tightening [show more]...
Limited Stock
Inside Diameter: 75mm
Style: UELF
Bolt Hole Centres: 184mm
Grease Guns?
Grease?
M24 Set Screws
M24 Hex Bolts
M24 Washers
M24 Nuts
NTN UELF316-301D1W3 Imperial Four Bolt Square Cast Iron Flange Housing with 3-1/16 inch Bore Eccentric Collar Insert - Allow 2-3 Days
UELF300 Series 4 Bolt Cast Iron Square Flange Housing: These cast iron housing units include a grease nipple to facilitate re-lubrication. The bearing insert has 2 grub screws to allow tightening [show more]...
Limited Stock
Inside Diameter: 77.79mm = 3.063 (3-1/16) inch
Style: UELF
Bolt Hole Centres: 7-23/32 inch
Grease Guns?
Grease?
M30 Set Screws
M30 Hex Bolts
M30 Washers
M30 Nuts
4 Bolt Square Cast Iron Housings
We usually have over 450 products in this range of 4 bolt square cast iron housing units. As well as a great choice of brands, you'll find flat back inserts, full width inserts, taper sleeves and eccentric collars. These cast iron housings are for heavy duty applications, and the SKF range includes housings specifically designed for use in high temperatures.
SKF high temperature housings
SKF manufactures 4 bolt square cast iron housings that can withstand extreme temperatures. They have a cast iron grey housing and a coronet graphite cage. The lubricant is a polyalkylene glycol/graphite mix, except when the bearing is being used for longer periods in temperatures beyond 200?C. In these circumstances, a dry lubricant must be used. This type of bearing will withstand temperatures of between -50?C to +350?C.
Some of the SKF bearings have steel cages and their temperature range is not as great as the graphite cage bearings. They will operate between temperatures of -40?C and +250?C. They have a maximum rotating speed of 100 rpm.
All the variants of this bearing are distinguished by a phosphated black coating on the inserts. The inside diameter measurements available are 19.05 mm to 61.91 mm, or in Imperial, ?" to 2 7/16".
INA, RHP and EU Budget bearings
The range includes 4 bolt square cast iron housings from these manufacturers - we stock nearly 200 products from RHP alone.
INA produces a taper sleeve bearing which is tightened against the shaft using a locknut rather than grub screws. This is a full width, sealed, heavy duty bearing insert with a grease nipple and a taper bore for the taper sleeve. The insert can be taken out and replaced when needed.
We also have RHP 4 bolt square cast iron housing units with a taper bore, taper sleeve and locknut for tightening, which is secured with a tab washer.
There's also a huge range of standard, heavy duty, cast iron bearings with a fully sealed insert in the housing. The bearing is tightened against the shaft with grub screws and the inserts are removable, so that you can replace them if you need to. They have a grease nipple for easy relubrication.
If you need help deciding which of the 4 bolt square cast iron housing units and which brand is best for your application, don't hesitate to give us a ring. Our telephone team are helpful and well informed about engineering applications. If you are concerned about ordering the wrong product, rest assured that our no-quibble refund policy runs for 90 days after your purchase, so you can buy in confidence.







