SUTPHEN CORPORATION (SUTPHEN) IS RECALLING CERTAIN MODEL YEAR 2010 SL75 AND MODEL YEAR 2010-2011 PUMPERS AND RESCUE FIREFIGHTING VEHICLES, EQUIPPED WITH A CUMMINS ISB, ISX, OR DIESEL ENGINE THE V-BAND CLAMP ASSEMBLY, PART NUMBERS Q187684, Q187685, AND Q187686, USED TO CONNECT THE INLET AND OUTLET CONE SECTIONS TO THE DIESEL OXIDATION CATALYST (DOC)/DIESEL PARTICULATE FILTER (DPF) INCLUDE A T-BOLT WHICH CAN FRACTURE AND FAIL WHEN SUBJECTED TO STRESS OR LOAD. A FRACTURE OR FAILURE OF THE T- BOLT MAY CAUSE THE CLAMP TO LOOSEN AND THE INLET OR OUTLET SECTIONS ATTACHED TO THE DOC/DPF HOUSING TO DISCONNECT.