# NSN 4730-01-697-4377: Adapter, Straight, Tube To Boss

NSN 4730-01-697-4377 (also written 4730016974377; NIIN 01-697-4377) is an adapter, straight, tube to boss in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 3 manufacturer part numbers from 1 supplier are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 4730-01-697-4377 (4730016974377)
- NIIN: 01-697-4377 (016974377)
- Item name: ADAPTER,STRAIGHT,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 G: the government has a complete data package and the rights to use it. (observed 2026-10-24)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AHNC | CONNECTION STYLE | — |
| STYL | STYLE DESIGNATOR | — |
| THSD | THREAD SERIES DESIGNATOR | ALL ENDS UN |
| ZZZK | SPECIFICATION/STANDARD DATA | PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD 0U583-J1453-3 |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | FIGURE 20 |
| MATT | MATERIAL | OVERALL STEEL STAINLESS - USE STB000 |
| MEDA | MEDIA FOR WHICH DESIGNED | SINGLE RESPONSE FLUID |
| AWLS | CONNECTION TYPE | FIRST END THREADED EXTERNAL TUBE |
| AWLS | CONNECTION TYPE | SECOND END THREADED EXTERNAL BOSS |
| CMLP | THREAD QUANTITY PER INCH | 12 |
| CQJX | NOMINAL THREAD SIZE | FIRST END INCHES 1.4375 |
| CQJX | NOMINAL THREAD SIZE | SECOND END INCHES 1.3125 |
| CWCN | NOMINAL WIDTH ACROSS FLATS | CENTER BULKHEAD MILLIMETERS 41.0 |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | ALL ENDS MILLIMETERS 25.0 |
| CWFR | NOMINAL OVERALL LENGTH | MILLIMETERS 50.0 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | STUD STRAIGHT |
| SFTT | SURFACE TREATMENT | OVERALL PASSIVATE |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 16-16 520120S | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SAE J1453-3 16-16 520120S | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SAE-J1453/3 | 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 |
| --- | --- | --- | --- | --- |
| 2026-10-23 | [SPE7M327P0021](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730016974377) | ADAPTER, STRAIGHT, TU | T AND T PRODUCTS LLC | $3,202.64 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4730016974377&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730016974377
- 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/4730-01-697-4377/
JSON: https://nsnexplorer.com/api/nsn/4730-01-697-4377.json