# NSN 2590-01-656-1220: Step Assembly, Vehicular

NSN 2590-01-656-1220 (also written 2590016561220; NIIN 01-656-1220) is a step assembly, vehicular in Federal Supply Class 2590, Miscellaneous Vehicular Components. 1 manufacturer part number from 1 supplier is on record. The government has 1 open solicitation for it.

## Identification

- NSN: 2590-01-656-1220 (2590016561220)
- NIIN: 01-656-1220 (016561220)
- 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 2026-11-08)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | 4930-01-612-3541;TANK UNIT,FUEL DISPENSING |
| AJJW | COMPONENT QUANTITY | 21 |
| AJJX | COMPONENT DOCUMENT ORIGIN | INDUSTRIAL |
| ABKW | OVERALL HEIGHT | INCHES NOMINAL 5.20 |
| ABMK | OVERALL WIDTH | INCHES NOMINAL 19.9 |
| ABTJ | MOUNTING HOLE QUANTITY | 2 |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 14.25 |
| AJJY | DOCUMENT SOURCE | 55242 |
| AJJZ | DOCUMENT TYPE | ENGINEERING DRAWING |
| AKYN | FURNISHED ITEMS AND QUANTITY | 1 LADDER POINTS LABEL;1 LADDER PLATFORM LABEL;2 3/8-16X4.5 LGT THREADED STUD,18-8 SS;8 3/8-16 FLANGED LOCK NUT,18-8 SS;1 PLATFORM FRAME SIDE,LH;2 PLATFORM HOOK;2 LADDER PIN TUBE;1 PLATFORM GRATING;2 PLATFORM FRAME ENDS;1 PLATFORM FRAME SIDE,RH |
| AXGY | MOUNTING METHOD | HOOK |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | PLATFORM,LADDER,PLS |
| CYHX | VEHICLE DESIGN CONTROL ACTIVITY | 55242 |
| CYHY | VEHICLE IDENTIFICATION DESIGNATOR | PLS |
| MATT | MATERIAL | ALUMINUM ALLOY AND STEEL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASSN STD 1ST MATERIAL RESPONSE AST- A36 |
| SFTT | SURFACE TREATMENT | CARC (CHEMICAL AGENT RESISTANT COATING) |
| SHPE | SHAPE | IRREGULAR |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL STD 1ST TREATMENT RESPONSE -IL DTL 53072 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 1051A-28 | 55242 | ISOMETRICS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE7L3-27-T-2368 | 2 | 2026-11-16 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=2590016561220&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=2590016561220&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2590016561220
- 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/2590-01-656-1220/
JSON: https://nsnexplorer.com/api/nsn/2590-01-656-1220.json