# NSN 4730-01-392-3978: Coupling, Pipe

NSN 4730-01-392-3978 (also written 4730013923978; NIIN 01-392-3978) is a coupling, pipe in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 3 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 4730-01-392-3978 (4730013923978)
- NIIN: 01-392-3978 (013923978)
- Item name: COUPLING,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 C: needs engineering source approval; other sources must qualify first. (observed 2026-10-27)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAAR | NOMINAL PIPE SIZE ACCOMMODATED | ALL ENDS INCHES 0.500 |
| AHNC | CONNECTION STYLE | — |
| AWLS | CONNECTION TYPE | ALL ENDS UNTHREADED INTERNAL PIPE |
| CWFR | NOMINAL OVERALL LENGTH | INCHES 3.010 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | STAINLESS STEEL 3300 MARINE PIPE |
| FEAT | SPECIAL FEATURES | NOMINAL PIPE SIZE: .5"; FITTING BORE FOR PIPE/TUBE: 0.86"; FITTING SIZE: P08; PART LENGTH (UNINSTALLED): 3.45"; PART LENGTH (INSTALLED): 2.57"; FITTING TYPE: COUPLING; INSTALLATION TOOL KIT: IT30/IT45; WEIGHT: 0.22KG |
| MATT | MATERIAL | OVERALL STEEL CORROSION RESISTING |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| SS-3300-CPL-P08 | 0LLE0 | LOKRING TECHNOLOGY, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SS-3300-CPL-P08 | 5ARW3 | LOKRING MID-ATLANTIC, INC. DBA LOKRING MID-ATLANTIC INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SS-3300-CPL-T08 | 0LLE0 | LOKRING TECHNOLOGY, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-08 | [SPE7M326P1617](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730013923978) | COUPLING, PIPE | LOKRING MID-ATLANTIC, INC. DBA LOKRING MID-ATLANTIC INC | $11,618.00 |
| 2026-08-05 | [SPE7M326V3786](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730013923978) | COUPLING, PIPE | LARKOS PACKING AND DISTRIBUTION INC. | $21,912.32 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4730013923978&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730013923978
- 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.

Canonical page: https://nsnexplorer.com/nsn/4730-01-392-3978/
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