• 

  Eltra EL721A500Z5/28P10X6CR.221(obsolete, replaced by: ER721A500Z5/28P10X6CR.221)

• 

  Eltra EA50A360G8/28RP6C6VBR (obsolete, alternative: EMA50A360G8/30PPX6X3PR0,5+VB)

• 

  Helicoil HCI SL A2 UNF1/4-28X2.0D

• 

  Eltra EH38A500S8/24N6X3PR2(osbolete, replaced by:EH38A.500S5/28P 6X3PR.2)

• 

  Eltra EL58C360Z5/28P10X3JR.T042 (OBSOLETE, REPLACED BY: EL58C.360Z5/28P 10X6JR.025)

• 

  CSF Inox 1R28PR2R.X73 , type Gleitringdichtung rotierend TCB/EPDM Rif. 043

• 

  Normydro HX22 X 28

• 

  Polypac I/GT 28/32X4,2

• 

  Desoutter INNER RING IM23X28X20

• 

  Glual KD-40/28X280-S308-G-T-*-20-E