Last with New York Yankees · P · No longer on a 40-man roster
David Phelps has an estimated 10 years and 154 days of major league service time — 10.154 in the notation clubs use, from 1874 days credited on a major league roster.
| Season | Club | Days | Running total | How this season is known |
|---|---|---|---|---|
| 2012 | New York Yankees | 154 | 0.154 | From transactions |
| 2013 | New York Yankees | 172 | 1.154 | From transactions |
| 2014 | New York Yankees | 172 | 2.154 | From transactions |
| 2015 | Miami Marlins | 172 | 3.154 | From transactions |
| 2016 | Miami Marlins | 172 | 4.154 | From transactions |
| 2017 | Seattle Mariners, Miami Marlins | 172 | 5.154 | From transactions |
| 2018 | Seattle Mariners | 172 | 6.154 | From transactions |
| 2019 | Chicago Cubs, Toronto Blue Jays | 172 | 7.154 | From transactions |
| 2020 | Philadelphia Phillies, Milwaukee Brewers | 172 | 8.154 | From transactions |
| 2021 | Toronto Blue Jays | 172 | 9.154 | From transactions |
| 2022 | Toronto Blue Jays | 172 | 10.154 | From transactions |
172 days credit a full year, so a season adds at most 1.000 no matter how long a player is on a roster. 3.000 years reaches salary arbitration and 6.000 reaches free agency —
what every threshold unlocks.
This figure is an estimate reconstructed from public roster
transaction records. It is not an official MLB or MLBPA figure — those are
not published. See the
methodology.
Last updated 2026-10-12.
Independent project, not affiliated with or endorsed by Major League
Baseball or the MLBPA.