Equipment unit · VIN-decoded · NHTSA vPIC

1Z9PS4730GW163251

Not yet decoded
Carriers run under1
2 mo
Inspections2
all-time
OOS inspections0
of 2
First seenMar 6, 2026
WA
Last seenMay 19, 2026
WA
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
1Z9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
PS473

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
1986 or 2016

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

North American serial sequence
163251

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
OSW EQUIPMENT & REPAIR INC

Prefix basis · 3 decoded VINs at 100.0% prefix purity.

Model
OSW Equipment & Repair Inc Trailer

Prefix basis · 3 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 · Mar 6, 2026 – May 19, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 19, 2026WAIII · Driver-only2MILES SAND & GRAVEL COMPANY 5123831678ZW/WA
Mar 6, 2026WAIII · Driver-only1MILES SAND & GRAVEL COMPANY 5123831678ZW/WA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MILES SAND & GRAVEL COMPANY512383Mar 6, 2026May 19, 20262WA
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.
1678ZWWAMILES SAND & GRAVEL COMPANYMar 6, 2026May 19, 20262
Sources: FMCSA SAFER · L&I · NHTSA vPIC