United Air Lines  Boeing 737-522  N906UA     (c/n  25006)

                                        

                                             United's other "standard" Boeing 737 is is series 500, of which they currently have 30 examples. 
                                             Manas Barooah took this shot at San Jose in September of 2005 operating a flight normally flown
                                             by a series 300.     This aircraft is really a "short bodied" version of the series 300, with a max
                                             passenger capacity of 108.   United's first was delivered at the end of 1990.