Home >>Flanges>> Weld Neck Flanges A or B   Item ID Description Unit Size 1FF 301RWNAX 30 150 RF WELD NECK XH A/SA105 ASME B16.47 SERIES A 1.00   1FF 361RWNAX 36 150 RF WELD NECK XH A/SA105 ASME B16.47 SERIES A 720 lbs 1.00   1FF 301RWNBX 30 150 RF WELD NECK XH A/SA105 ASME B16.47 SERIES B 185 lbs 1.00   1FF 361RWNBX 36 150 RF WELD NECK XH A/SA105 ASME B16.47 SERIES B 290 lbs 1.00