QFP31-F18-R28-N[1~10000/1]-QEP31 QFP31-F18-R38-N[1~10000/1]-QEP31 QFP31-F18-R48-N[1~10000/1]-QEP31 QFP31-F18-R60-N[1~10000/1]-QEP31 QFP31-F18-R75-N[1~10000/1]-QEP31 QFP31-F25-R28-N[1~10000/1]-QEP31 QFP31-F25-R38-N[1~10000/1]-QEP31 QFP31-F25-R48-N[1~10000/1]-QEP31 QFP31-F25-R60-N[1~10000/1]-QEP31 QFP31-F25-R75-N[1~10000/1]-QEP31 QFP31-F37-R28-N[1~10000/1]-QEP31 QFP31-F37-R38-N[1~10000/1]-QEP31 QFP31-F37-R48-N[1~10000/1]-QEP31 QFP31-F37-R60-N[1~10000/1]-QEP31 QFP31-F37-R75-N[1~10000/1]-QEP31 QFP31-F50-R28-N[1~10000/1]-QEP31 QFP31-F50-R38-N[1~10000/1]-QEP31 QFP31-F50-R48-N[1~10000/1]-QEP31 QFP31-F50-R60-N[1~10000/1]-QEP31