# NSN 1560-01-510-3121: Duct Assembly, Bleed Air

NSN 1560-01-510-3121 (also written 1560015103121; NIIN 01-510-3121) is a duct assembly, bleed air in Federal Supply Class 1560, Airframe Structural Components. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 1560-01-510-3121 (1560015103121)
- NIIN: 01-510-3121 (015103121)
- Item name: DUCT ASSEMBLY,BLEED AIR
- Federal Supply Class: [FSC 1560 Airframe Structural Components](https://nsnexplorer.com/fsc/1560/)
- Federal Supply Group: [FSG 15](https://nsnexplorer.com/group/15/)
- Acquisition method suffix code: AMSC C: needs engineering source approval; other sources must qualify first. (observed 2026-10-16)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | DUCT |
| CZDJ | AIRCRAFT LOCATION | DUCT ASSY,MISSILE CONDITIONING SUB SYSTEM,ECS RETROFIT |
| CZEK | AIRCRAFT MISSION DESIGN SERIES | B-52 |
| MATT | MATERIAL | ALUMINUM ALLOY 5052 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 520-10489-516 | 81205 | THE BOEING COMPANY DIV DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 520-10489-516 | 82918 | THE BOEING COMPANY DIV LEGACY WICHITA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-15 | [SPE4A125GR005/SPE4A227F0101](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1560015103121) | DUCT ASSEMBLY, BLEED AIR | THE BOEING COMPANY DIV SERVICES | $16,633.15 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=1560015103121&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1560015103121
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- 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/1560-01-510-3121/
JSON: https://nsnexplorer.com/api/nsn/1560-01-510-3121.json