Equipment unit · VIN-decoded · NHTSA vPIC

2023 Mississippi Tank Company

1M9AT9C28PH355147 · Trailer · TRAILER
Carriers run under3
28 mo
Inspections7
all-time
OOS inspections0
of 7
First seenJan 10, 2024
CA
Last seenMay 8, 2026
CA
Inspected under 3 different carriers in 28 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
1M9AT9C28PH355147
Make
Mississippi Tank Company
Model
Mississippi Tank Company
Model year
2023
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 18, 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
1M9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
AT9C2

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1993 or 2023

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

North American serial sequence
355147

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
MISSISSIPPI TANK COMPANY

Prefix basis · 92 decoded VINs at 100.0% prefix purity.

Model
Mississippi Tank Company

Prefix basis · 92 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
2023

Observed directly for this VIN via NHTSA vPIC.

Observed make
MISSISSIPPI TANK COMPANY

Observed directly for this VIN via NHTSA vPIC.

Observed model
Mississippi Tank Company

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Trailer

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRAILER

Observed directly for this VIN via NHTSA vPIC.

GVWR
Not established

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 · Jan 10, 2024 – May 8, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 8, 2026CAII · Walk-around0NK TRUCKING LLC 40022994GZ2307/CA
Mar 25, 2026CAII · Walk-around0NK TRUCKING LLC 40022994GZ2307/CA
Sep 23, 2025CAV · Vehicle-only0CHEMICAL TRANSFER COMPANY 2693724GZ2307/CA
Aug 28, 2025CAI · Full0NK TRUCKING LLC 40022994GZ2307/CA
Aug 27, 2025CAI · Full3NK TRUCKING LLC 40022994GZ2307/CA
May 24, 2024CAII · Walk-around0CHEMICAL TRANSFER COMPANY 2693724GZ2307/CA
Jan 10, 2024CAII · Walk-around0ZAHID & SONS INC 36299764GZ2307/CA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
NK TRUCKING LLC4002299Aug 27, 2025May 8, 20264CA
CHEMICAL TRANSFER COMPANY269372May 24, 2024Sep 23, 20252CA
ZAHID & SONS INC3629976Jan 10, 2024Jan 10, 20241CA
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.
4GZ2307CANK TRUCKING LLCAug 27, 2025May 8, 20264
4GZ2307CA2CHEMICAL TRANSFER COMPANYMay 24, 2024Sep 23, 20252
4GZ2307CAZAHID & SONS INCJan 10, 2024Jan 10, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 18, 2026