# NSN 4730-00-640-6856: Flange, Pipe

NSN 4730-00-640-6856 (also written 4730006406856; NIIN 00-640-6856) is a flange, pipe in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 10 manufacturer part numbers from 6 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 4730-00-640-6856 (4730006406856)
- NIIN: 00-640-6856 (006406856)
- Item name: FLANGE,PIPE
- 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 2026-10-23)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AECS | BOLT HOLE QUANTITY | 3 |
| AHNX | BOLT HOLE DIAMETER | INCHES NOMINAL 0.562 |
| ACSU | NOMINAL PIPE SIZE FOR WHICH DESIGNED | INCHES 0.500 |
| ABXP | SOCKET DIAMETER | INCHES NOMINAL 0.840 |
| ABXV | BORE DIAMETER | INCHES NOMINAL 0.675 |
| ABKG | BOLT CIRCLE DIAMETER | INCHES NOMINAL 2.438 |
| ABKK | FLANGE DIAMETER | INCHES NOMINAL 3.562 |
| ABNM | THICKNESS | INCHES NOMINAL 0.375 |
| STYL | STYLE DESIGNATOR | — |
| SUPP | SUPPLEMENTARY FEATURES | BRAZING RING IS NOT TO BE INSERTED IN GROOVE, BUT PACKAGE SEPARATELY AND EITHER INCLUDED WITHIN THE PARENT COMPONENT |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | TYPE R |
| MATT | MATERIAL | COPPER ALLOY |
| PRTY | OPERATING PRESSURE AND TYPE | LOCATION NOT OTHERWISE SPECIFIED POUNDS PER SQUARE INCH (PSI) GAS MAXIMUM REQUIRED 150.0 AND POUNDS PER SQUARE INCH (PSI) OIL MAXIMUM REQUIRED 150.0 AND POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED 150.0 AND POUNDS PER SQUARE INCH (PSI) WATER MAXIMUM REQUIRED 150.0 |
| CRWH | MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED | FAHRENHEIT GAS 425.0 AND FAHRENHEIT OIL 425.0 AND FAHRENHEIT STEAM 425.0 AND FAHRENHEIT WATER 425.0 |
| AJEM | FLANGE SECTION STYLE | — |
| AKWE | FACE SEATING SURFACE CONDITION | MACHINED |
| AJEG | NECK HEIGHT | INCHES NOMINAL 0.625 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 516-4676712 ITE | 80064 | NAVAL SHIP SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 704-4685582 ITE | 80064 | NAVAL SHIP SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| B176-1-2 | 80064 | NAVAL SHIP SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| CS4730-0108A025DJ | 16236 | DLA WEAPONS SUPPORT (COLUMBUS) DBA DLA VENDOR ITEM DRAWING (VID) DIV DOCUMENT STANDARDIZATION DIVISION (VA) | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MIL-PRF-20042 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MILF20042 | 03958 | MINDECO CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MILF20042 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MILF20042 | 84849 | SAMUEL LEVINE PLUMBING AND HEATING SUPPLIES, INC. DIV SLPHS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MILF20042TYPRCL | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MILF20042TYPRCL | 96169 | ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT | [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=4730006406856&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730006406856
- 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/4730-00-640-6856/
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