window repair

single hung windows installed in 2005 looks like made in 2002 looking to replace all parts including pivot bar channel balance has a d (b or 8) fo (4 or a) and 23c nothing on pivot lock shoes 16/32 wide 1 1/2 long and 1 1/4 across tilt latch is 3 inches long also need to replace pivot bar which slides in and is 2 1/2 long a little over 1/4 width have at least 6 windows to repair