Carrier profile · USDOT 2806442 · Updated Jun 13, 2026
Diamond Welding Supply Inc
3 power unitsavg 10.5 yrLocal · 1 statesCARSON, CA100/100
AUTHORITY STATUS UNKNOWNHAZMAT
Equipment
Haulable capacity (power units only — trailers are towed context), equipment mix, and the VIN-decoded unit roster. Click any VIN to trace that unit across every carrier that has run it.
Capacity· power units = haulable capacity; trailers are towed
- Registered power units (MCS-150)
- 3
- Observed power (24 mo)
- 2
- Trailers (towed)
- 0
Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.
Fleet age· model years · decoded VINs
Average age
2016
Newest model yr
2015
Oldest model yr
50.0%
VINs decoded
Unit roster· VIN-decoded from inspections · NHTSA vPIC
| VIN | Type | Year | Make | Model | Insp. | Last seen |
|---|---|---|---|---|---|---|
| 3ALACXDT9GDHG7567View sourced platform decode | Truck | 2016 | FREIGHTLINER | M2 | 4 | Aug 20, 2025 |
| JALE5W164F7300376View sourced platform decode | Power unit | 2015 | ISU | — | 1 | Apr 21, 2025 |
Showing 2 · most-inspected first.