# NSN 5440-01-537-4071: Ladder, Extension

NSN 5440-01-537-4071 (also written 5440015374071; NIIN 01-537-4071) is a ladder, extension in Federal Supply Class 5440, Scaffolding Equipment and Concrete Forms. 3 manufacturer part numbers from 2 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 5440-01-537-4071 (5440015374071)
- NIIN: 01-537-4071 (015374071)
- Item name: LADDER,EXTENSION
- Federal Supply Class: [FSC 5440 Scaffolding Equipment and Concrete Forms](https://nsnexplorer.com/fsc/5440/)
- Federal Supply Group: [FSG 54](https://nsnexplorer.com/group/54/)
- Acquisition method suffix code: AMSC C: needs engineering source approval; other sources must qualify first. (observed 2026-11-01)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| FEAT | SPECIAL FEATURES | C/O 1 LADDER SECTION, 4 BUSHING, 2 STOP, 4 COVER PLATE, 2 BACK PLATE STOP, MISC HARDWARE;NHA 25-93936;MFGR NAME, UPPER LADDER SECTION, AM SYSTEM |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 25-93930-1 | 81205 | THE BOEING COMPANY DIV DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 25-93930-3 | 69R60 | LSC INDUSTRIES LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 25-93930-3 | 81205 | THE BOEING COMPANY DIV DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE8E9-27-T-0349 | 1 | 2026-11-09 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5440015374071&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5440015374071&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5440015374071
- 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/5440-01-537-4071/
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