The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-00-079-9295, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 27 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-00-079-9295 |
| Primary Part Number | 123EC13039-1 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES SECOND END |
| FSC Application Data | LIQUID OXYGEN SYSTEM,AIRCRAFT |
| Measuring Method and Length | 10.375 INCHES NOMINAL WORKING IN |
| Temp Rating | -65.0 FAHRENHEIT AND 450.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Minimum Inside Bending Radius | 2.000 INCHES IN |
| Connection Style | SWIVEL NUT FLARE SECOND END |
| Connection Style | SWIVEL NUT FLARE FIRST END |
| Layer Composition and Location | OUTER LAYER BRAIDED CORROSION RESISTANT STEEL WIRE |
| Connection Type | THREADED INTERNAL TUBE SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.375 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND SECOND END |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.500 INCHES SECOND END IN |
| Nominal Thread Size | 0.500 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Seat Angle | 37.0 DEGREES SECOND END |
| Inside Diameter | 0.250 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Hydrostatic Test Pressure | 3000.0 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3B SECOND END |
| Thread Class | 3B FIRST END |
| Outer Covering Environmental Protection | CORROSION RESISTANT |
| Special Markings | GREEN TAG CODE NO503 PER AND10375 |
| Thread Series Designator | UNF FIRST END |
| Thread Series Designator | UNF SECOND END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 123EC13039-1 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 123EC13039-1 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
| 123EC13039 | D/9 Drawing number reference only Northrop Grumman Systems Corporation |
NSN 4720-00-079-9295 is a Hose Assembly,nonmetallic, manufactured by Northrop Grumman Systems Corporation, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-00-079-9295 has 1 manufacturer part number on file: 123EC13039-1 (Northrop Grumman Systems Corporation).
1 possible match (shared part number, not a government interchangeability claim): 4720-00-079-9299. Verify interchangeability with system specifications before substitution.
Key specifications for 123EC13039-1: Flow Angle: 90.0 DEGREES SECOND END; FSC Application Data: LIQUID OXYGEN SYSTEM,AIRCRAFT; Measuring Method and Length: 10.375 INCHES NOMINAL WORKING IN; Temp Rating: -65.0 FAHRENHEIT AND 450.0 FAHRENHEIT SINGLE RESPONSE DEGF. 27 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.