Equipment unit · VIN-decoded · NHTSA vPIC

2021 Ford F-650

1FDNF6AN6MDF04497 · Truck · INCOMPLETE VEHICLE
Carriers run under2
34 mo
Inspections7
all-time
OOS inspections0
of 7
First seenSep 14, 2023
MD
Last seenJul 22, 2026
MD
Inspected under 2 different carriers in 34 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
1FDNF6AN6MDF04497
Make
Ford
Model
F-650
Model year
2021
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 6: 19,501 - 26,000 lb (8,845 - 11,794 kg)
Decoded at
Jun 22, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
Decode evidence & sources

Deterministic structure

These fields come directly from VIN positions and the published checksum calculation, with zero store IO.

World manufacturer identifier
1FD

Deterministic · VIN positions 1–3.

Vehicle descriptor section
NF6AN

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

Model year candidates
1991 or 2021

Position 10 repeats every 30 years; both candidates are retained and neither is silently selected.

North American serial sequence
F04497

Deterministic · positions 12–17 for a North American WMI.

Sourced platform inference

The prefix store publishes only at support ≥ 3 and purity ≥ 90%. Prefix confidence is shown beside every established platform claim.

Make
FORD

Prefix basis · 584 decoded VINs at 100.0% prefix purity.

Model
F-650

Prefix basis · 584 decoded VINs at 100.0% prefix purity.

Model line
Not established

No sourced model-line label is established.

No source established for this field.

Generation
Not established

No sourced generation label is established.

No source established for this field.

Cab type
Not established

No sourced cab label is established.

No source established for this field.

Federal observation (NHTSA vPIC)

What the federal corpus observed directly for this exact VIN — independent of, and sometimes more specific than, the prefix-level inference above.

Observed model year
2021

Observed directly for this VIN via NHTSA vPIC.

Observed make
FORD

Observed directly for this VIN via NHTSA vPIC.

Observed model
F-650

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
INCOMPLETE VEHICLE

Observed directly for this VIN via NHTSA vPIC.

GVWR
Class 6: 19,501 - 26,000 lb (8,845 - 11,794 kg)

Observed directly for this VIN via NHTSA vPIC.

Not established

  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Sep 14, 2023 – Jul 22, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 22, 2026MDI · Full0HARMAN TOWING INC 93927231557TT/MD
Aug 13, 2025MDI · Full0HARMAN TOWING INC 93927231557TT/MD
May 5, 2025MDI · Full0HARMAN TOWING INC 93927231557TT/MD
Nov 27, 2024MDI · Full0HARMAN TOWING INC 93927231557TT/MD
Sep 16, 2024MDI · Full0DELMARVA TOWING 92604521515TT/MD
Jan 5, 2024MDI · Full0DELMARVA TOWING 92604521515TT/MD
Sep 14, 2023MDI · Full0DELMARVA TOWING 92604521515TT/MD
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
HARMAN TOWING INC939272Nov 27, 2024Jul 22, 20264MD
DELMARVA TOWING926045Sep 14, 2023Sep 16, 20243MD
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.
31557TTMD1HARMAN TOWING INCNov 27, 2024Jul 22, 20264
21515TTMDDELMARVA TOWINGSep 14, 2023Sep 16, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 22, 2026