# NSN 4730-00-939-8634: Tee, Tube

NSN 4730-00-939-8634 (also written 4730009398634; NIIN 00-939-8634) is a tee, tube in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 18 manufacturer part numbers from 10 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 4730-00-939-8634 (4730009398634)
- NIIN: 00-939-8634 (009398634)
- Item name: TEE,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: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AHSJ | LEG LENGTH | SECOND END INCHES NOMINAL 1.500 |
| AHSJ | LEG LENGTH | THIRD END INCHES NOMINAL 0.938 |
| AWLS | CONNECTION TYPE | ALL ENDS THREADED EXTERNAL TUBE |
| AWLS | CONNECTION TYPE | SECOND END BULKHEAD THREADED EXTERNAL TUBE |
| CQJX | NOMINAL THREAD SIZE | ALL ENDS INCHES 0.438 |
| AAJD | THREAD CLASS | 3A |
| AHNC | CONNECTION STYLE | — |
| AHSJ | LEG LENGTH | FIRST END INCHES NOMINAL 0.938 |
| CRFY | FLOW ANGLE | DEGREES 90.0 |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | ALL ENDS INCHES 0.250 |
| FEAT | SPECIAL FEATURES | RESTRICTOR 0.040 IN. DRILL SIZE |
| MATT | MATERIAL | OVERALL STEEL COMP 304 |
| THSD | THREAD SERIES DESIGNATOR | ALL ENDS UNIFIED NATIONAL JOINT FINE (UNJF) |
| THSD | THREAD SERIES DESIGNATOR | SECOND END BULKHEAD UNIFIED NATIONAL JOINT FINE (UNJF) |
| TMQY | FURNISHED ITEMS AND QUANTITY | RESTRICTOR 1 |
| CQRB | SEAT ANGLE | ALL ENDS DEGREES 12.0 |
| CQJX | NOMINAL THREAD SIZE | SECOND END BULKHEAD INCHES 0.438 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| AS18280 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AS18280 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AS21912 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AS21912 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| JSFA1691204JS | 92555 | THE LEE CO DBA THE LEE CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS21912J4 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS21912J4 | 13899 | HYDRO-FITTING MANUFACTURING CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS21912J4 | 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/) |
| MS21912J4 | 1V757 | WESCO AIRCRAFT HARDWARE CORP. DBA INCORA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS21912J4 | 38597 | LOCKHEED MARTIN CORPORATION DIV ROTARY AND MISSION SYSTEMS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS21912J4 | 59680 | B. & E. MANUFACTURING CO., INC. DBA B & E MANUFACTURING CO INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS21912J4 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SAE-AS18280 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SS49 | 78286 | SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SS49MC912-4C16S | 78286 | SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SS49MC912-4J16S | 78286 | SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SS49MC912C4-16S | 78286 | SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SS49MC912C4-16S | D1081 | AIRBUS DEUTSCHLAND GMBH -WERK BREMEN- | [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=4730009398634&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730009398634
- 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/4730-00-939-8634/
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