# NSN 2590-01-661-8154: Step Assembly, Vehicular

NSN 2590-01-661-8154 (also written 2590016618154; NIIN 01-661-8154) is a step assembly, vehicular in Federal Supply Class 2590, Miscellaneous Vehicular Components. 2 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 2590-01-661-8154 (2590016618154)
- NIIN: 01-661-8154 (016618154)
- Item name: STEP ASSEMBLY,VEHICULAR
- Federal Supply Class: [FSC 2590 Miscellaneous Vehicular Components](https://nsnexplorer.com/fsc/2590/)
- Federal Supply Group: [FSG 25](https://nsnexplorer.com/group/25/)
- Acquisition method suffix code: AMSC D: the data needed to compete the part is unavailable or cannot be obtained economically. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | 4210-01-622-0440;TRUCK,FIRE FIGHTING |
| ABTJ | MOUNTING HOLE QUANTITY | 4 |
| ACHY | MOUNTING HOLE TYPE | ALL HOLES THRU HOLE |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 9.00 |
| ABMK | OVERALL WIDTH | INCHES NOMINAL 11.00 |
| ABTB | MOUNTING HOLE DIAMETER | INCHES NOMINAL 0.635 |
| SHPE | SHAPE | SQUARE |
| HUES | COLOR | BLACK |
| MATT | MATERIAL | ALUMINUM ALLOY |
| CYHY | VEHICLE IDENTIFICATION DESIGNATOR | P19R |
| CYHX | VEHICLE DESIGN CONTROL ACTIVITY | 75Q65 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | STEP,TREAD LINK,MACH |
| AJJW | COMPONENT QUANTITY | 1 |
| AJJX | COMPONENT DOCUMENT ORIGIN | INDUSTRIAL |
| AJJZ | DOCUMENT TYPE | INDUSTRIAL DRAWING |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 3928145 | 1YB71 | A TO Z MACHINE CO, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3928145 | 75Q65 | OSHKOSH DEFENSE LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=2590016618154&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2590016618154
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/2590-01-661-8154/
JSON: https://nsnexplorer.com/api/nsn/2590-01-661-8154.json