# NSN 4730-01-641-2228: Nipple, Tube

NSN 4730-01-641-2228 (also written 4730016412228; NIIN 01-641-2228) is a nipple, tube in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 2 manufacturer part numbers from 1 supplier are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 4730-01-641-2228 (4730016412228)
- NIIN: 01-641-2228 (016412228)
- Item name: NIPPLE,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 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 |
| --- | --- | --- |
| AWLS | CONNECTION TYPE | FIRST END UNTHREADED EXTERNAL TUBE |
| MATT | MATERIAL | OVERALL STEEL COMP 303 OR STEEL COMP 316 |
| AWLS | CONNECTION TYPE | SECOND END THREADED EXTERNAL TUBE |
| CMLP | THREAD QUANTITY PER INCH | 18 |
| THSD | THREAD SERIES DESIGNATOR | SECOND END UNF |
| CQRB | SEAT ANGLE | ALL ENDS DEGREES 37.0 |
| SFTT | SURFACE TREATMENT | OVERALL PASSIVATE |
| CWFR | NOMINAL OVERALL LENGTH | INCHES 1.91 |
| FEAT | SPECIAL FEATURES | THE SUGGESTED SOS IS LENTZ W/P/N 6TFN-SS NO CAGE |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | ALL ENDS INCHES 0.375 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD SINGLE MATERIAL RESPONSE AST--A276 |
| AHNC | CONNECTION STYLE | — |
| CQJX | NOMINAL THREAD SIZE | SECOND END INCHES 0.562 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 5267333-013 | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6743964-001 | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-23 | [SPE7M327P0108](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730016412228) | NIPPLE, TUBE | — | $1,989.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4730016412228&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730016412228
- 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/4730-01-641-2228/
JSON: https://nsnexplorer.com/api/nsn/4730-01-641-2228.json