# NSN 4730-01-538-9491: Elbow, Tube

NSN 4730-01-538-9491 (also written 4730015389491; NIIN 01-538-9491) is an elbow, tube in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 2 manufacturer part numbers from 2 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 4730-01-538-9491 (4730015389491)
- NIIN: 01-538-9491 (015389491)
- Item name: ELBOW,TUBE
- 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 G: the government has a complete data package and the rights to use it. (observed 2026-11-08)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CQJX | NOMINAL THREAD SIZE | ALL ENDS INCHES 0.438 |
| AWLS | CONNECTION TYPE | ALL ENDS THREADED EXTERNAL TUBE |
| AAJD | THREAD CLASS | 2A |
| AGAV | END ITEM IDENTIFICATION | RADIO FREQUENCY AMPLIFIER |
| AHNC | CONNECTION STYLE | — |
| AHSJ | LEG LENGTH | ALL ENDS INCHES NOMINAL 0.770 |
| MATT | MATERIAL | OVERALL STEEL CORROSION RESISTING |
| THSD | THREAD SERIES DESIGNATOR | ALL ENDS UNF |
| TMQY | FURNISHED ITEMS AND QUANTITY | TUBE COUPLING NUT 1 AND FERRULE SLEEVE 2 |
| CQQF | OPERATING PRESSURE | SINGLE RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 5250.0 |
| CQRB | SEAT ANGLE | ALL ENDS DEGREES 12.0 |
| CRFY | FLOW ANGLE | DEGREES 90.0 |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | ALL ENDS INCHES 0.250 |
| FEAT | SPECIAL FEATURES | INCLUDES NUT WITH BACK AND FRONT FERRULE; A276 STAINLESS STEEL; MADE FROM SWAGLOC SS-401-9, SS-402-1, SS-403-1, AND SS-404-1 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 5753738-6 | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SS-400-9MH | 3T9T9 | SWAGELOK CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE7M3-27-T-1184 | 8 | 2026-11-16 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4730015389491&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4730015389491&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730015389491
- 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/4730-01-538-9491/
JSON: https://nsnexplorer.com/api/nsn/4730-01-538-9491.json