# NSN 4730-01-172-2106: Coupling Half, Quick Disconnect

NSN 4730-01-172-2106 (also written 4730011722106; NIIN 01-172-2106) is a coupling half, quick disconnect in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 4 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Nov 2026.

## Identification

- NSN: 4730-01-172-2106 (4730011722106)
- NIIN: 01-172-2106 (011722106)
- Item name: COUPLING HALF,QUICK DISCONNECT
- 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 2026-11-06)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAJD | THREAD CLASS | 3A |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 2.272 |
| ADLN | QUICK DISCONNECT METHOD | ALL ENDS PUSH-PULL |
| AGAV | END ITEM IDENTIFICATION | AIRCRAFT, B-1B |
| AHNC | CONNECTION STYLE | — |
| AHSJ | LEG LENGTH | INCHES NOMINAL 0.556 |
| AWLS | CONNECTION TYPE | FIRST FLUID END CONNECTION THREADED EXTERNAL TUBE |
| AWLS | CONNECTION TYPE | ALL ENDS INTERNAL QUICK DISCONNECT |
| CBBL | FEATURES PROVIDED | SELF-SEALING |
| CQJX | NOMINAL THREAD SIZE | ALL ENDS INCHES 0.562 |
| CQRB | SEAT ANGLE | DEGREES 37.0 |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | ALL ENDS INCHES 0.375 |
| FEAT | SPECIAL FEATURES | MATES WITH AEROQUIP PART NUMBER AE98509G,OR AE98521G ONLY |
| MATT | MATERIAL | BODY ALUMINUM ALLOY |
| SFTT | SURFACE TREATMENT | BODY ANODIZE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | BODY MIL SPEC SINGLE TREATMENT RESPONSE -IL-A-8625,TY 2 |
| STYL | STYLE DESIGNATOR | — |
| THSD | THREAD SERIES DESIGNATOR | ALL ENDS UNIFIED NATIONAL JOINT FINE (UNJF) |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| AE83066G | 00624 | EATON AEROQUIP LLC DBA JACKSON NORTH 1 DIV FLUID AND ELECTRICAL DISTRIBUTION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| LE273-0001 | 43999 | THE BOEING COMPANY DIV LEGACY AM&M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| LE273-0001-0281 | 43999 | THE BOEING COMPANY DIV LEGACY AM&M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| LE273-0003-0281 | 43999 | THE BOEING COMPANY DIV LEGACY AM&M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-11-05 | [SPE7M127V1649](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730011722106) | COUPLING HALF, QUICK | NORCATEC LLC | $26,281.45 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4730011722106&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730011722106
- 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/4730-01-172-2106/
JSON: https://nsnexplorer.com/api/nsn/4730-01-172-2106.json