Equipment unit · VIN-decoded · NHTSA vPIC

1NPSLP0XXFD256470

Not yet decoded
Carriers run under2
10 mo
Inspections2
all-time
OOS inspections0
of 2
First seenJan 14, 2025
PA
Last seenNov 10, 2025
NJ
Inspected under 2 different carriers in 10 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
1NP

Deterministic · VIN positions 1–3.

Vehicle descriptor section
SLP0X

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
1985 or 2015

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

North American serial sequence
256470

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
PETERBILT

Prefix basis · 153 decoded VINs at 100.0% prefix purity.

Model
365

Prefix basis · 153 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 · Jan 14, 2025 – Nov 10, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 10, 2025NJII · Walk-around1HARRINGTON CONSTRUCTION CO INC 919353XSES83/NJ
Jan 14, 2025PAIII · Driver-only0B BLAIR CORPORATION 963150AG23273/PA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
HARRINGTON CONSTRUCTION CO INC919353Nov 10, 2025Nov 10, 20251NJ
B BLAIR CORPORATION963150Jan 14, 2025Jan 14, 20251PA
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.
XSES83NJHARRINGTON CONSTRUCTION CO INCNov 10, 2025Nov 10, 20251
AG23273PAB BLAIR CORPORATIONJan 14, 2025Jan 14, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC