Last with Pittsburgh Pirates · P · No longer on a 40-man roster
Casey Sadler has an estimated 3 years and 12 days of major league service time — 3.012 in the notation clubs use, from 528 days credited on a major league roster.
| Season | Club | Days | Running total | How this season is known |
|---|---|---|---|---|
| 2014 | Pittsburgh Pirates | 47 | 0.047 | From transactions |
| 2015 | Pittsburgh Pirates | 36 | 0.083 | From transactions |
| 2016 | Pittsburgh Pirates | 0 | 0.083 | From transactions |
| 2017 | Pittsburgh Pirates | 0 | 0.083 | From transactions |
| 2018 | Pittsburgh Pirates | 8 | 0.091 | From transactions |
| 2019 | Los Angeles Dodgers, Tampa Bay Rays | 93 | 1.012 | From transactions |
| 2020 | Chicago Cubs, Seattle Mariners | 172 | 2.012 | From transactions |
| 2021 | Seattle Mariners | 172 | 3.012 | 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.