# NSN 4730-01-706-3655: Tailpiece, Union

NSN 4730-01-706-3655 (also written 4730017063655; NIIN 01-706-3655) is a tailpiece, union in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 1 manufacturer part number from 1 supplier is on record. The government has 1 open solicitation for it.

## Identification

- NSN: 4730-01-706-3655 (4730017063655)
- NIIN: 01-706-3655 (017063655)
- Item name: TAILPIECE,UNION
- 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 D: the data needed to compete the part is unavailable or cannot be obtained economically. (observed 2026-11-06)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| MATT | MATERIAL | STEEL COMP 316L |
| CDPG | WORKING PRESSURE AND SERVICE TYPE | POUNDS PER SQUARE INCH (PSI) NOMINAL GAS 6000.0 |
| AAGN | NOMINAL PIPE SIZE DESIGNATION | INCHES 0.500 |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 1.310 |
| ABUJ | THREAD SIZE | 14 |
| AHTC | FLANGE OUTSIDE DIAMETER | INCHES NOMINAL 1.630 |
| AJYP | SCREW THREAD SERIES DESIGNATOR | NPT |
| AWZY | END CONNECTION TYPE | THREADED |
| BBMM | SCREW THREAD LOCATION | INTERNAL |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 53R-3-SS316L | 99565 | ADMIRAL VALVE LLC DBA CPV MANUFACTURING | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE7M3-27-T-0897 | 17 | 2026-11-16 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4730017063655&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4730017063655&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730017063655
- 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/4730-01-706-3655/
JSON: https://nsnexplorer.com/api/nsn/4730-01-706-3655.json