1

Kate insists on carrying 1 stick of dynamite.

2

Locke says that 2 sticks of dynamite would blow up the hatch, but they should take 3 to be safe.

One of the survivors (Tracy) wrote in her letter that she misses her husband and 2 kids.

Sayid says that there are 2 men dressed as priests on board the Beechcraft.

6

Locke, Jack, Kate and Hurley, together, take 6 sticks of dynamite to the hatch.

50

Before they blow open the hatch door, Locke asks Hurley what he thinks might be inside. " Stacks of TV dinners from the 50's, or something. And TVs, and cable, some cell phones, clean socks, soap, Twinkies - you know, for dessert, after the TV dinners."

90

Artz references the 90 degree plus heat on the island.

After picking up the dynamite, Locke notes that the sun is going to set in 90 minutes.

80,000

Before they blow open the hatch door, Locke asks Hurley what he thinks might be inside. " Stacks of TV dinners from the 50's, or something. And TVs, and cable, some cell phones, clean socks, soap, Twinkies - you know, for dessert, after the TV dinners. Twinkies keep for, like, 8000 years, man."

5:00

When Michael is talking to his mom on the phone in the airport, he mentions that he leaves for his construction job at 5:00 AM. (He's trying to get his mom to take Walt)