# NSN 4730-01-316-5508: Sleeve, Flared, Tube Fitting

NSN 4730-01-316-5508 (also written 4730013165508; NIIN 01-316-5508) is a sleeve, flared, tube fitting in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 1 manufacturer part number from 1 supplier is on record. No purchases are on record yet.

## Identification

- NSN: 4730-01-316-5508 (4730013165508)
- NIIN: 01-316-5508 (013165508)
- Item name: SLEEVE,FLARED,TUBE FITTING
- Federal Supply Class: [FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings](https://nsnexplorer.com/fsc/4730/)
- Federal Supply Group: [FSG 47](https://nsnexplorer.com/group/47/)
- Acquisition method suffix code: AMSC H: the government lacks sufficient, accurate or legible data to buy from other sources. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ZZZK | SPECIFICATION/STANDARD DATA | MANUFACTURERS STANDARD 51439-CBS |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| CBS-4-3-N-12F | 51439 | FATIGUE TECHNOLOGY, INC | [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=4730013165508&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730013165508
- 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/4730-01-316-5508/
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