Related Clues:

• Mozart's age, when he wrote his Fifth Symphony
• Prime-time hour
• Midmorning
• See 26-Down
• Five after four
• Target number in baccarat
• Opening time, maybe
• Diamond figure
• Muse count
• Supreme Court, e.g.
• Shop-opening time
• Prime-time time
• Supreme Court quota
• WXYZ, on the button
• Kind of iron