# NSN 4730-00-240-1672: Union, Pipe

NSN 4730-00-240-1672 (also written 4730002401672; NIIN 00-240-1672) is an union, pipe in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 9 manufacturer part numbers from 6 suppliers are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 4730-00-240-1672 (4730002401672)
- NIIN: 00-240-1672 (002401672)
- Item name: UNION,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 2026-11-04)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| MATT | MATERIAL | TAILPIECE IRON OR STEEL |
| MATT | MATERIAL | THREAD PIECE IRON OR STEEL |
| BYJF | SEAT TYPE | GROUND-JOINT |
| CQJX | NOMINAL THREAD SIZE | ALL ENDS INCHES 2.000 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | NUT FED SPEC 1ST MATERIAL RESPONSE QQ-I-666 OR ASSN STD 1ST MATERIAL RESPONSE AST- A47 OR ASSN STD 1ST MATERIAL RESPONSE AST- A197 OR ASSN STD 1ST MATERIAL RESPONSE ANSI G49.1 OR ASSN STD 2ND MATERIAL RESPONSE AST- A576 OR ASSN STD 2ND MATERIAL RESPONSE AST- A675 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | TAILPIECE FED SPEC 1ST MATERIAL RESPONSE QQ-I-666 OR ASSN STD 1ST MATERIAL RESPONSE AST- A47 OR ASSN STD 1ST MATERIAL RESPONSE AST- A197 OR ASSN STD 1ST MATERIAL RESPONSE ANS1 G49.1 OR ASSN STD 2ND MATERIAL RESPONSE AST- A576 OR ASSN STD 2ND MATERIAL RESPONSE AST- A675 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | THREAD PIECE FED SPEC 1ST MATERIAL RESPONSE QQ-I-666 OR ASSN STD 1ST MATERIAL RESPONSE AST- A47 OR ASSN STD 1ST MATERIAL RESPONSE AST- A197 OR ASSN STD 1ST MATERIAL RESPONSE ANSI G49.1 OR ASSN STD 2ND MATERIAL RESPONSE AST- A576 OR ASSN STD 2ND MATERIAL RESPONSE AST- A675 |
| MEDA | MEDIA FOR WHICH DESIGNED | FIRST RESPONSE STEAM |
| MEDA | MEDIA FOR WHICH DESIGNED | SECOND RESPONSE WATER-OIL-GAS |
| STYL | STYLE DESIGNATOR | — |
| THSD | THREAD SERIES DESIGNATOR | ALL ENDS NPT |
| AHNC | CONNECTION STYLE | — |
| MATT | MATERIAL | NUT IRON OR STEEL |
| MATT | MATERIAL | SEAT COPPER ALLOY |
| CQQF | OPERATING PRESSURE | FIRST RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 150.0 |
| CQQF | OPERATING PRESSURE | SECOND RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 300.0 |
| CWFR | NOMINAL OVERALL LENGTH | INCHES 2.750 |
| AEHZ | MAXIMUM OPERATING TEMP | FIRST RESPONSE FAHRENHEIT 450.0 |
| AEHZ | MAXIMUM OPERATING TEMP | SECOND RESPONSE FAHRENHEIT 450.0 |
| AWLS | CONNECTION TYPE | ALL ENDS THREADED INTERNAL PIPE |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 13218E0476-8TA | 97403 | CECOM LR CENTER | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ASME-B16.39 | 05047 | THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ASMEB16.39-08-T-A | 05047 | THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| B16.39 | 05047 | THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| B16.39-08-T-A | 05047 | THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| PT1280 | 14959 | CRANE CO DIV VALVE DIV | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| PT18 | 73854 | UNIVERSAL-GRABLER CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| WA22861 | 75370 | KAYDON RING & SEAL INC DBA SKF PRECISION TECHNOLOGIES | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| WWU531-08TA | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-14 | [SPE7M026P4258](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730002401672) | UNION, PIPE | T AND T PRODUCTS LLC | $248.04 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4730002401672&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730002401672
- 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/4730-00-240-1672/
JSON: https://nsnexplorer.com/api/nsn/4730-00-240-1672.json