# NSN 1660-01-474-6371: Shroud Segment, Turb

NSN 1660-01-474-6371 (also written 1660014746371; NIIN 01-474-6371) is a shroud segment, turb in Federal Supply Class 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. 2 manufacturer part numbers from 1 supplier are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 1660-01-474-6371 (1660014746371)
- NIIN: 01-474-6371 (014746371)
- Item name: SHROUD SEGMENT,TURB
- Federal Supply Class: [FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment](https://nsnexplorer.com/fsc/1660/)
- Federal Supply Group: [FSG 16](https://nsnexplorer.com/group/16/)
- Acquisition method suffix code: AMSC C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABKW | OVERALL HEIGHT | INCHES NOMINAL 2.647 |
| ADAV | OVERALL DIAMETER | INCHES NOMINAL 5.300 |
| AGAV | END ITEM IDENTIFICATION | P/N 814291-6 REFRIGERATION PACKAGE |
| FEAT | SPECIAL FEATURES | 19 EQUALLY SPACED HOLES;NEXT HIGHER ASSEMBLY IS 1660-01-454-6710 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 815316 | 73030 | HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 815316-1 | 73030 | HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-17 | [SPE4AX22D9404/SPE4A626F465V](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1660014746371) | SHROUD SEGMENT, TURB | HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE | $1,893.39 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=1660014746371&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1660014746371
- 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/1660-01-474-6371/
JSON: https://nsnexplorer.com/api/nsn/1660-01-474-6371.json