Alright SF, Jeff Maddy claims a 475 seated military press, google it.

Bodytech: What are some of the records, official and unofficial, you hold as far as Strength?
Jeff: 1st person to ever bench 725lbs ever.Cheat Curl 355lbs**
3rd person to ever bench 700lbs ever.Benched 725lbs in '92 to exceed Lains record*
Seated Military Press 475lbs **Pinch grip 130lbs*Squat 960lbs (no drug use)**
Crusher #3 for 20 seconds straight, nearing Crusher #4
Tore 72 cards in half out of 2 decks of playing cards
Strict Curl 255lbs (shoulders, butt and head touching the wall)**
* denotes World Record