# NSN 4720-01-020-4421: Hose Assembly, Nonmetallic

NSN 4720-01-020-4421 (also written 4720010204421; NIIN 01-020-4421) is a hose assembly, nonmetallic in Federal Supply Class 4720, Hose and Flexible Tubing. 3 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 4720-01-020-4421 (4720010204421)
- NIIN: 01-020-4421 (010204421)
- Item name: HOSE ASSEMBLY,NONMETALLIC
- Federal Supply Class: [FSC 4720 Hose and Flexible Tubing](https://nsnexplorer.com/fsc/4720/)
- Federal Supply Group: [FSG 47](https://nsnexplorer.com/group/47/)
- Acquisition method suffix code: AMSC R: the government owns neither the data nor the rights, and obtaining them is judged uneconomical. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | — |
| AARX | INSIDE DIAMETER | INCHES NOMINAL 1.187 |
| ABKG | BOLT CIRCLE DIAMETER | FIRST END INCHES NOMINAL 3.125 |
| ABKU | FLANGE THICKNESS | FIRST END INCHES NOMINAL 0.375 |
| ABKV | OUTSIDE DIAMETER | INCHES NOMINAL 1.562 |
| ACKH | MINIMUM INSIDE BENDING RADIUS | INCHES 14.000 |
| ADJS | EXTERIOR COLOR | BLACK |
| AECS | BOLT HOLE QUANTITY | 4 |
| AEPR | FLANGE OUTSIDE DIAMETER | FIRST END INCHES NOMINAL 4.125 |
| AHNC | CONNECTION STYLE | — |
| AHNX | BOLT HOLE DIAMETER | FIRST END INCHES NOMINAL 0.625 |
| AKUT | END FLANGE CONSTRUCTION | FIRST END SOLID |
| AKUU | END CONNECTION DESIGN | FIRST END STRAIGHT |
| AWLS | CONNECTION TYPE | FIRST END PLAIN FACE FLANGE |
| CQQF | OPERATING PRESSURE | LOCATION NOT OTHERWISE SPECIFIED POUNDS PER SQUARE INCH (PSI) MAXIMUM 150.0 |
| CRSM | VACUUM IN TORR | 25.4 |
| CRWL | INSIDE SURFACE CONDITION | SMOOTH |
| CRXX | MEASURING METHOD AND LENGTH | INCHES MINIMUM WORKING 29.250 AND INCHES MAXIMUM WORKING 29.750 |
| CTCJ | FLANGE STYLE | — |
| MEDA | MEDIA FOR WHICH DESIGNED | SINGLE RESPONSE FUEL/OIL, HYDROCARBON |
| SCMP | ITEM STRUCTURAL COMPOSITION | OUTER LAYER POLYTETRAFLUOROETHYLENE IMPREGNATED GLASS FIBER |
| SCMP | ITEM STRUCTURAL COMPOSITION | SECOND LAYER HELIX WIRE COIL |
| SCMP | ITEM STRUCTURAL COMPOSITION | FIRST LAYER BRAIDED WIRE |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 6601-15A | 21392 | TRANSDIGM INC DIV ADELWIGGINS GROUP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 94378-15A | 3P253 | AIR-PRO, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 94378-15A | 78570 | SMITHS TUBULAR SYSTEMS-LACONIA, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-24 | [SPE7L126P7633](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4720010204421) | HOSE ASSEMBLY, NONME | — | $9,630.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4720010204421&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4720010204421
- 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/4720-01-020-4421/
JSON: https://nsnexplorer.com/api/nsn/4720-01-020-4421.json