Carrier profile · USDOT 451422 · MC-125283 · Updated Jun 13, 2026
R L Mcnair and Son LLC
21 power unitsavg 19.4 yrLocal · 2 statesEMMITSBURG, MD87/100
CARRIER ACTIVEMC-125283 ACTIVE
Equipment
Haulable capacity (power units only — trailers are towed context), equipment mix, and the VIN-decoded unit roster. Click any VIN to trace that unit across every carrier that has run it.
Capacity· power units = haulable capacity; trailers are towed
- Registered power units (MCS-150)
- 21
- Observed power (24 mo)
- 11
- Trailers (towed)
- 0
Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.
Fleet age· model years · decoded VINs
Average age
2023
Newest model yr
2000
Oldest model yr
63.6%
VINs decoded
Unit roster· VIN-decoded from inspections · NHTSA vPIC
| VIN | Type | Year | Make | Model | Insp. | Last seen |
|---|---|---|---|---|---|---|
| 1NP5XBTX52N581726View sourced platform decode | Truck | 2002 | PETERBILT | 379 | 6 | Feb 11, 2026 |
| 1NKWXBEX4YS850073View sourced platform decode | Truck | 2000 | KENWORTH | W900 | 5 | Aug 10, 2026 |
| 1NP5LB0X75D862162View sourced platform decode | Truck | 2005 | PETERBILT | 379 | 5 | May 13, 2026 |
| 1NPXL40X6KD627137View sourced platform decode | Truck | 2019 | PETERBILT | 389 | 4 | Apr 20, 2026 |
| 1XPXD4EX39D775090View sourced platform decode | Truck-Tractor | 2009 | PETERBILT | 389 | 3 | Jul 6, 2026 |
| 1NP5XBEX41N563214View sourced platform decode | Truck | 2001 | PETERBILT | 379 | 3 | Jan 2, 2026 |
| 1NPXL40X1PD888179View sourced platform decode | Power unit | 2023 | PETERBILT | — | 2 | Mar 9, 2026 |
| 1NKWLB0X7YJ848875View sourced platform decode | Power unit | 2000 | KENWORTH | — | 2 | Sep 9, 2025 |
| 1NKWLB0X31J876002View sourced platform decode | Truck | 2001 | KENWORTH | W900 | 2 | Jun 25, 2025 |
| 1NPXGGGG10D146849View sourced platform decode | Power unit | — | PETERBILT | — | 1 | Nov 3, 2025 |
| 1NKWXBEX66J135895View sourced platform decode | Power unit | 2006 | KW | — | 1 | Feb 1, 2025 |
Showing 11 · most-inspected first.