Equipment unit · VIN-decoded · NHTSA vPIC

2023 Mississippi Tank Company

1M9PT0A31PH355136 · Trailer · TRAILER
Carriers run under2
21 mo
Inspections3
all-time
OOS inspections0
of 3
First seenJan 23, 2024
WA
Last seenOct 14, 2025
OR
Inspected under 2 different carriers in 21 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
1M9PT0A31PH355136
Make
Mississippi Tank Company
Model
Mississippi Tank Company
Model year
2023
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 25, 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
PT0A3

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

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
355136

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.

Not established

No supported platform claim is established for this prefix

The resolver answered successfully but returned no row above the evidence floor. This does not mean the vehicle has no platform or that no data exists; it means this store cannot make the claim.

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

  • platform make
  • platform model
  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Jan 23, 2024 – Oct 14, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 14, 2025ORII · Walk-around0TRANSCO LOGISTICS LLC 31610804TX4899/CA
Apr 1, 2024WAII · Walk-around3PERSEVERANCE TRANSFER INC 40538184TX4899/CA
Jan 23, 2024WAII · Walk-around0PERSEVERANCE TRANSFER INC 40538184TX4899/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TRANSCO LOGISTICS LLC3161080Oct 14, 2025Oct 14, 20251CA
PERSEVERANCE TRANSFER INC4053818Jan 23, 2024Apr 1, 20242WA
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.
4TX4899CATRANSCO LOGISTICS LLCOct 14, 2025Oct 14, 20251
4TX4899CAPERSEVERANCE TRANSFER INCJan 23, 2024Apr 1, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 25, 2026