The Hose Assembly,metallic, cataloged under National Stock Number 4720-01-219-3407, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Aero-Hose Corp. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-219-3407 |
| Primary Part Number | 3-70476-13 |
| Item Name | Hose Assembly,metallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Aero-Hose Corp |
| Status | ACTIVE |
| Measuring Method and Length | 28.000 INCHES NOMINAL WORKING IN |
| Connection Style | SWIVEL NUT FLARE FIRST END |
| End Connection Design | STRAIGHT FIRST END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.175 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Inside Diameter | 0.125 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 3-70476-13 PRIMARY | Aero-Hose Corp (USA) |
| 3-70476-13 | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
| Reference | Meaning |
|---|---|
| R50200NP-4-0280 | 5/9 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division |
NSN 4720-01-219-3407 is a Hose Assembly,metallic, manufactured by Aero-Hose Corp, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-219-3407 has 2 manufacturer part numbers on file: 3-70476-13 (Aero-Hose Corp), 3-70476-13 (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems).
Key specifications for 3-70476-13: Measuring Method and Length: 28.000 INCHES NOMINAL WORKING IN; Connection Style: SWIVEL NUT FLARE FIRST END; End Connection Design: STRAIGHT FIRST END; Connection Type: THREADED INTERNAL TUBE FIRST END. 8 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.