Our Quality Trunnion Bearings for Trunnion Assemblies, please review detailed specifications from each link below:
1-3/4"(1.78") Round Bore -- https://www.ebay.com/itm/274069644468
1-3/4"(1.78") Round Bore -- https://www.ebay.com/itm/272708464297
1-1/2" Square Bore -- https://www.ebay.com/itm/272704281559
1-1/2" Square Bore -- https://www.ebay.com/itm/272718557599
1-1/2" Square Bore -- https://www.ebay.com/itm/272897158899
1-1/8" Square Bore -- https://www.ebay.com/itm/273113826446
1-1/8" Square Bore -- https://www.ebay.com/itm/272714053512
2" Round Bore -- https://www.ebay.com/itm/274673665410
Please feel free to contact us at dan@ apcbearings.com for more numbers or question as well as complete Trunnion Bearing Assemblies.

This Listing:
Brand New Farm Disc Harrow Bearing Re-lube Type, with Shrouded Triple Lip Seal at both sides, Pre-filled with Chevron high temp grease.  It is also bearing for Trunnion Bearing Assembly. 
Dimensions:
Inner Diameter/Bore: 1.780" / 45.212mm, Round
Outer Diameter: 4.3307" /110mm, Flat/Cylindrical
Outer Ring Width: 1.500" / 38.10mm
Inner Ring Width: 1.700" / 43.18mm, Extended at both sides
Please note this version's width dimensions on Inner Ring and Outer Ring as shown above, which are different from another version of 1.608" and 2" respectively for Width of Outer Ring and Inner Ring.  Order link for 2" width product: 
https://www.ebay.com/itm/275833347568
 


Defective items: 14 business days from date of receipt on items received not as described. All other returns - 30 business days from the date of receipt and all parts must be in their original condition. Parts damaged due to improper installation or abuse are not returnable. Buyer responsible for return shipping and original shipping cost, refund on item subject to a 20% re-stocking fee. Warranty seals may be present, seals are broken, tampered with or removed the warranty is void.