# NSN 4730-00-990-2541: Elbow, Tube To Boss

NSN 4730-00-990-2541 (also written 4730009902541; NIIN 00-990-2541) is an elbow, tube to boss 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: 4730-00-990-2541 (4730009902541)
- NIIN: 00-990-2541 (009902541)
- Item name: ELBOW,TUBE TO BOSS
- 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 2026-11-01)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CQJX | NOMINAL THREAD SIZE | FIRST END INCHES 0.438 |
| AWLS | CONNECTION TYPE | SECOND END THREADED EXTERNAL BOSS |
| AWLS | CONNECTION TYPE | FIRST END THREADED EXTERNAL TUBE |
| AHSJ | LEG LENGTH | SECOND END INCHES NOMINAL 1.016 |
| AHSJ | LEG LENGTH | FIRST END INCHES NOMINAL 0.859 |
| AAJD | THREAD CLASS | 2A |
| AHNC | CONNECTION STYLE | — |
| TMQY | FURNISHED ITEMS AND QUANTITY | LOCKNUT 1 AND FLAT WASHER 1 AND TUBE COUPLING NUT 1 |
| THSD | THREAD SERIES DESIGNATOR | FIRST END UNF |
| THSD | THREAD SERIES DESIGNATOR | SECOND END UNF |
| MATT | MATERIAL | OVERALL STEEL CORROSION RESISTING |
| SFTT | SURFACE TREATMENT | INSIDE PASSIVATE |
| SFTT | SURFACE TREATMENT | OUTSIDE PASSIVATE |
| CQRB | SEAT ANGLE | FIRST END DEGREES 37.0 |
| CRFY | FLOW ANGLE | DEGREES 90.0 |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | FIRST END INCHES 0.250 |
| CQJX | NOMINAL THREAD SIZE | SECOND END INCHES 0.438 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 2571157 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE7M3-27-T-0768 | 52 | 2026-11-09 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4730009902541&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4730009902541&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730009902541
- 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/4730-00-990-2541/
JSON: https://nsnexplorer.com/api/nsn/4730-00-990-2541.json