# NSN 4730-00-691-5459: Adapter, Straight, Pipe To Tube

NSN 4730-00-691-5459 (also written 4730006915459; NIIN 00-691-5459) is an adapter, straight, pipe to tube in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 12 manufacturer part numbers from 10 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 4730-00-691-5459 (4730006915459)
- NIIN: 00-691-5459 (006915459)
- Item name: ADAPTER,STRAIGHT,PIPE TO 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 C: needs engineering source approval; other sources must qualify first. (observed 2026-10-27)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL FED STD SINGLE MATERIAL RESPONSE 66 |
| SFTT | SURFACE TREATMENT | OVERALL PASSIVATE |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | FIRST END INCHES 0.375 |
| CWFR | NOMINAL OVERALL LENGTH | INCHES 1.281 |
| MATT | MATERIAL | OVERALL STEEL COMP 316 |
| AWLS | CONNECTION TYPE | SECOND END THREADED EXTERNAL PIPE |
| CQJX | NOMINAL THREAD SIZE | FIRST END INCHES 0.562 |
| CQJX | NOMINAL THREAD SIZE | SECOND END INCHES 0.250 |
| CQRB | SEAT ANGLE | FIRST END DEGREES 20.0 |
| TMQY | FURNISHED ITEMS AND QUANTITY | SHORT COUPLING NUT 1 AND FERRULE SLEEVE 2 |
| AAJD | THREAD CLASS | 3A |
| AEHZ | MAXIMUM OPERATING TEMP | SINGLE RESPONSE FAHRENHEIT 250.0 |
| THSD | THREAD SERIES DESIGNATOR | SECOND END NPTF |
| AWLS | CONNECTION TYPE | FIRST END THREADED EXTERNAL TUBE |
| AHNC | CONNECTION STYLE | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 120-07511-5 | 09647 | AQUA-CHEM, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 120-07511-5 | 0EXU3 | AQUA-CHEM, INC. DBA AQUA-CHEM INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 13229E0682 | 97403 | CECOM LR CENTER | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 13229E0682-5 | 97403 | CECOM LR CENTER | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6-4FBZ-SS | 54938 | PARKER-HANNIFIN CORPORATION DIV INSTRUMENTATION PRODUCTS DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6-4FBZ-SS | 57853 | A. F. BROCK & CO. DBA A. F. BROCK & CO. / PH, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6-4FBZ-SS | 60536 | FORBERG SCIENTIFIC INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 600-1-4-316 | 3T9T9 | SWAGELOK CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6CM4-316 | 01355 | J R DOUGLASS COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6CM4316 | 28968 | CIRCOR INSTRUMENTATION TECHNOLOGIES, INC. DBA HOKE GYROLOK | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SS6-1MC-4 | 14971 | TYLOK INTERNATIONAL, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SS600-1-4-316 | 3T9T9 | SWAGELOK CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-02 | [SPE7M326V3002](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730006915459) | ADAPTER, STRAIGHT, PI | III WILLIAMS LLC | $969.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4730006915459&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730006915459
- 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.

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