# NSN 4730-01-198-2788: Elbow, Tube

NSN 4730-01-198-2788 (also written 4730011982788; NIIN 01-198-2788) is an elbow, tube in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 4 manufacturer part numbers from 3 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 4730-01-198-2788 (4730011982788)
- NIIN: 01-198-2788 (011982788)
- 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 C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAJD | THREAD CLASS | 3B |
| AGAV | END ITEM IDENTIFICATION | 26F AIRCRAFT, F-16. |
| AHNC | CONNECTION STYLE | — |
| AHSJ | LEG LENGTH | FIRST END INCHES NOMINAL 1.480 |
| AHSJ | LEG LENGTH | SECOND END INCHES NOMINAL 2.575 |
| AWLS | CONNECTION TYPE | SECOND END UNTHREADED INTERNAL TUBE |
| AWLS | CONNECTION TYPE | FIRST END THREADED INTERNAL TUBE |
| CMLP | THREAD QUANTITY PER INCH | 14 |
| CQJX | NOMINAL THREAD SIZE | FIRST END INCHES 1.250 |
| CRFY | FLOW ANGLE | DEGREES 45.0 |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | ALL ENDS INCHES 1.000 |
| CWFK | TUBING WALL NOMINAL THICKNESS FOR WHICH DESIGNED | SECOND END INCHES 0.035 |
| FEAT | SPECIAL FEATURES | POLYTETRAFLUOROETHYLENE COATED INTERNALLY TO ENDS OF SWAGES |
| MATT | MATERIAL | OVERALL STEEL CORROSION RESISTING |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | BODY ASSN STD SINGLE MATERIAL RESPONSE A-S5656 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | NUT ASSN STD SINGLE MATERIAL RESPONSE A-S5643 |
| SFTT | SURFACE TREATMENT | NUT PASSIVATE AND LUBRICANT |
| SFTT | SURFACE TREATMENT | BODY PASSIVATE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | BODY FED SPEC SINGLE TREATMENT RESPONSE QQ--35 |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | NUT FED SPEC SINGLE TREATMENT RESPONSE QQ--35 AND MIL SPEC SINGLE TREATMENT RESPONSE -IL-L-8937 |
| THSD | THREAD SERIES DESIGNATOR | FIRST END UNJS |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 4730PL0638129 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| C7869-16 | 81755 | LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN AERONAUTICS COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| D11055AP-16 | 14798 | DESIGNED METAL CONNECTIONS INC DBA PERMASWAGE USA DIV PERMASWAGE, A PCC COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| D11055T-16 | 14798 | DESIGNED METAL CONNECTIONS INC DBA PERMASWAGE USA DIV PERMASWAGE, A PCC COMPANY | [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=4730011982788&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730011982788
- 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/4730-01-198-2788/
JSON: https://nsnexplorer.com/api/nsn/4730-01-198-2788.json