# NSN 4730-00-203-7983: Tee, Tube To Boss

NSN 4730-00-203-7983 (also written 4730002037983; NIIN 00-203-7983) is a tee, tube to boss in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 15 manufacturer part numbers from 12 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 4730-00-203-7983 (4730002037983)
- NIIN: 00-203-7983 (002037983)
- Item name: TEE,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 T: handled under qualified products list procedures. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | INSIDE FED SPEC SINGLE TREATMENT RESPONSE QQ--416,TY 1,CL 2 |
| CQJX | NOMINAL THREAD SIZE | FIRST END BULKHEAD INCHES 0.562 |
| SFTT | SURFACE TREATMENT | OVERALL CADMIUM |
| AHNC | CONNECTION STYLE | — |
| THSD | THREAD SERIES DESIGNATOR | ALL ENDS UNIFIED NATIONAL JOINT FINE (UNJF) |
| CQRB | SEAT ANGLE | THIRD END DEGREES 37.0 |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | FIRST END INCHES 0.375 |
| AWLS | CONNECTION TYPE | FIRST END THREADED EXTERNAL TUBE |
| AWLS | CONNECTION TYPE | SECOND END THREADED INTERNAL BOSS |
| AAJD | THREAD CLASS | 3A |
| CQRB | SEAT ANGLE | FIRST END DEGREES 37.0 |
| AHSJ | LEG LENGTH | SECOND END INCHES NOMINAL 0.812 |
| THSD | THREAD SERIES DESIGNATOR | FIRST END BULKHEAD UNIFIED NATIONAL JOINT FINE (UNJF) |
| TMQY | FURNISHED ITEMS AND QUANTITY | PREFORMED PACKING 1 |
| ZZZK | SPECIFICATION/STANDARD DATA | GOVERNMENT STANDARD 88044-AN784 |
| AHSJ | LEG LENGTH | THIRD END INCHES NOMINAL 1.250 |
| CQJX | NOMINAL THREAD SIZE | ALL ENDS INCHES 0.562 |
| AAJD | THREAD CLASS | 3B |
| AHSJ | LEG LENGTH | FIRST END INCHES NOMINAL 2.000 |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | THIRD END INCHES 0.375 |
| MATT | MATERIAL | OVERALL STEEL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OUTSIDE FED SPEC SINGLE TREATMENT RESPONSE QQ--416,TY 1,CL 2 |
| AWLS | CONNECTION TYPE | THIRD END THREADED EXTERNAL TUBE |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| AN784-6 | 00624 | EATON AEROQUIP LLC DBA JACKSON NORTH 1 DIV FLUID AND ELECTRICAL DISTRIBUTION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AN784-6 | 06581 | ALLAN AIRCRAFT SUPPLY CO., LLC DBA ALLAN AIRCRAFT SUPPLY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AN784-6 | 13899 | HYDRO-FITTING MANUFACTURING CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AN784-6 | 14397 | FABER ENTERPRISES, INC. DIV FABER ENTERPRISE INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AN784-6 | 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/) |
| AN784-6 | 22995 | CROWN FITTING CO INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AN784-6 | 30974 | AEROFIT, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AN784-6 | 71563 | COLLINS ENGINEERING CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AN784-6 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AN784-6 | R1120 | SATAIR A/S | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AS1032 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AS1032 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AS1032-060606 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AS1032-060606 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SAE-AS4875/1 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-08 | [SPE7M427P0077](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730002037983) | TEE, TUBE TO BOSS | DEFENSE SUPPORT SERVICES, INC. | $8,401.25 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4730002037983&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730002037983
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- All data is public U.S. government data; every row above links to its source record where one exists.

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