| MARK | ATHLETE NAME | AFFILIATION | |
| 50.02 | DEPASS, REGGIE | (Colorado) | |
| 50.83 | MC DONALD, RICH | (Loughborough) | |
| 51.48 | WRIGHT, AHMAD | (California) | |
| 51.50 | PRICE, ROBERT | (Remi TC) | |
| 51.80 | MC BRIDE, PERRY | (Unatt) | |
| 52.52 | CRICK, FITZALLEN | (UNATT.) | |
| 52.59 | BANGURAH, HASSAN | (Long Beach All-Stars) | |
| 53.52 | LEICK, TONY | (Iowa) |