# NSN 4730-00-103-1978: Adapter, Straight, Pipe To Tube

NSN 4730-00-103-1978 (also written 4730001031978; NIIN 00-103-1978) is an adapter, straight, pipe to tube in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 16 manufacturer part numbers from 10 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 4730-00-103-1978 (4730001031978)
- NIIN: 00-103-1978 (001031978)
- 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 L: annual buy value is below the screening threshold. (observed 2026-11-01)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| SFTT | SURFACE TREATMENT | OVERALL PASSIVATE |
| THSD | THREAD SERIES DESIGNATOR | FIRST END UNF |
| CQJX | NOMINAL THREAD SIZE | SECOND END INCHES 0.500 |
| CQRB | SEAT ANGLE | FIRST END DEGREES 20.0 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL FED STD SINGLE MATERIAL RESPONSE 66 |
| CWFR | NOMINAL OVERALL LENGTH | INCHES 1.730 |
| MATT | MATERIAL | OVERALL STEEL COMP 316 |
| THSD | THREAD SERIES DESIGNATOR | SECOND END NPT |
| AAJD | THREAD CLASS | 3A |
| CQJX | NOMINAL THREAD SIZE | FIRST END INCHES 0.438 |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | FIRST END INCHES 0.250 |
| TMQY | FURNISHED ITEMS AND QUANTITY | TUBE COUPLING NUT 1 AND FERRULE SLEEVE 1 |
| AHNC | CONNECTION STYLE | — |
| AWLS | CONNECTION TYPE | FIRST END THREADED EXTERNAL TUBE |
| AWLS | CONNECTION TYPE | SECOND END THREADED EXTERNAL PIPE |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 1888791 | 64546 | DISCOVERY CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 2D62117PK | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION DIV MARINE SYSTEMS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 2D62117PK-001 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION DIV MARINE SYSTEMS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4-8 FBZ-SS | 54938 | PARKER-HANNIFIN CORPORATION DIV INSTRUMENTATION PRODUCTS DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 400-1-8-316 | 3T9T9 | SWAGELOK CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4CM8-316 | 01355 | J R DOUGLASS COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4CM8316 | 28968 | CIRCOR INSTRUMENTATION TECHNOLOGIES, INC. DBA HOKE GYROLOK | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4MSC8N-316 | 54938 | PARKER-HANNIFIN CORPORATION DIV INSTRUMENTATION PRODUCTS DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 533492 | 96214 | RAYTHEON COMPANY DBA RAYTHEON | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 533492-59 | 96214 | RAYTHEON COMPANY DBA RAYTHEON | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| CV0096-106 | 22915 | NORTHROP GRUMMAN CORP ELECTRONIC SYSTEMS DEFENSIVE SYSTEM DIV | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| I4-8C-SS | 79926 | SSP FITTINGS CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ISSD4MC8 | 79926 | SSP FITTINGS CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SS-400-1-8 | 3T9T9 | SWAGELOK CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SS-400-1-8 | U7307 | SOUTH LONDON VALVE & FITTING COMPANY LTD T/A SWAGELOK LONDON | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SS400-1-8-316 | 3T9T9 | SWAGELOK CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE7M2-27-T-0419 | 593 | 2026-11-09 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4730001031978&category=nsn) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-11-04 | $11.51 | 593 | III WILLIAMS LLC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730001031978) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-11-04 | [SPE7M227V0493](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730001031978) | ADAPTER, STRAIGHT, PIPE TO TUBE | III WILLIAMS LLC | $6,825.43 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4730001031978&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730001031978
- 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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