Equipment unit · VIN-decoded · NHTSA vPIC

4P53F392XS1421647

Not yet decoded
Carriers run under2
1 mo
Inspections2
all-time
OOS inspections1
of 2
First seenOct 11, 2025
TX
Last seenNov 26, 2025
TX
Inspected under 2 different carriers in 1 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

This VIN has not been decoded yet — the unit's carrier, inspection and plate history below is reconstructed from the FMCSA inspection feed regardless.

Decode evidence & sources

Deterministic structure

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

World manufacturer identifier
4P5

Deterministic · VIN positions 1–3.

Vehicle descriptor section
3F392

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
1995 or 2025

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

North American serial sequence
421647

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
PJ

Prefix basis · 39 decoded VINs at 100.0% prefix purity.

Model
PJ

Prefix basis · 39 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.

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 · Oct 11, 2025 – Nov 26, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 26, 2025TXII · Walk-around6OOSINDUSTRIAL AIR FLOW DYNAMICS INC 10010916656961/TN
Oct 11, 2025TXII · Walk-around3KOP HOTSHOT TRUCKING LLC 3344384665696T/TN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
INDUSTRIAL AIR FLOW DYNAMICS INC1001091Nov 26, 2025Nov 26, 20251TX
KOP HOTSHOT TRUCKING LLC3344384Oct 11, 2025Oct 11, 20251TX
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.
6656961TNINDUSTRIAL AIR FLOW DYNAMICS INCNov 26, 2025Nov 26, 20251
665696TTN2KOP HOTSHOT TRUCKING LLCOct 11, 2025Oct 11, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC