NTN DISC BEARING 1 1 2" SQUARE 2127 H1118UBDF 08 Brand TISCO Make Type 868 SMA549979 08 Brand TISCO Make Type Model Case Tractor 1190 Case Tractor 1194 Case Tractor 1290 Case Tractor 1294 Case Tractor 1390 Case Tractor 1394 Case Tractor 1490 David Brown Tractor 1200 David Brown Tractor 1210 David Brown Tractor 1212 David Brown Tractor 770 David Brown Tractor 780 David Brown Tractor 880 David Brown Tractor 885 David Brown Tractor 990 David Brown Tractor 995 David Brown Tractor 996 Interchange 023078 These bearings are designed for applications which are exposed to severe contamination such as: Disc Harrows Heavy duty disc bearings are sealed on both sides by a rugged Vanguard “T” triple lip seal