Equipment unit · VIN-decoded · NHTSA vPIC

2021 Ford F-550

1FDUF5HT2MDA00619 · Incomplete - Chassis Cab (Single Cab) · INCOMPLETE VEHICLE
Carriers run under2
27 mo
Inspections3
all-time
OOS inspections1
of 3
First seenAug 10, 2023
WV
Last seenNov 26, 2025
WA
Inspected under 2 different carriers in 27 months
A unit that bounces between many operators can indicate slip-seating, heavy sub-haul, or double-brokering. Review the carrier timeline below for load integrity — context for human judgment, not a verdict.
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1FDUF5HT2MDA00619
Make
Ford
Model
F-550
Model year
2021
Body class
Incomplete - Chassis Cab (Single Cab)
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 5: 16,001 - 19,500 lb (7,258 - 8,845 kg)
Decoded at
Jul 19, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
02

Inspection history

Every roadside inspection of this VIN, newest first · Aug 10, 2023 – Nov 26, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 26, 2025WAII · Walk-around1OOSAMERICAN ON SITE SERVICES LLC 3010836D73418H/WA
Oct 10, 2023WVII · Walk-around0—ONE WAY SEPTIC TANK SERVICE LLC 1582657B293142/WV
Aug 10, 2023WVI · Full2—ONE WAY SEPTIC TANK SERVICE LLC 1582657B293142/WV
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
AMERICAN ON SITE SERVICES LLC3010836Nov 26, 2025Nov 26, 20251WA
ONE WAY SEPTIC TANK SERVICE LLC1582657Aug 10, 2023Oct 10, 20232WV
Names are left-joined from the FMCSA census; a DOT with no census match falls back to its number.
04

Plate & unit-number history

The same truck under different plate registrations across carriers

PlateState / prov.Unit no.CarrierDate rangeInsp.
D73418HWA—AMERICAN ON SITE SERVICES LLCNov 26, 2025 → Nov 26, 20251
B293142WV—ONE WAY SEPTIC TANK SERVICE LLCAug 10, 2023 → Oct 10, 20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 19, 2026