The Hose Assembly,metallic, cataloged under National Stock Number 4720-00-005-7449, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 29 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-00-005-7449 |
| Item Name | Hose Assembly,metallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES SECOND END |
| Measuring Method and Length | 30.500 INCHES NOMINAL OVERALL IN |
| Flange Thickness | 0.495 INCHES NOMINAL SECOND END IN |
| Flange Thickness | 0.495 INCHES NOMINAL FIRST END IN |
| Connection Style | RAISED SECOND END |
| Connection Style | RAISED FIRST END |
| Flange Outside Diameter | 3.535 INCHES NOMINAL FIRST END IN |
| Flange Outside Diameter | 3.535 INCHES NOMINAL SECOND END IN |
| Layer Composition and Location | OUTER LAYER BRAIDED CORROSION RESISTANT STEEL WIRE |
| Bolt Hole Diameter | 0.575 INCHES NOMINAL FIRST END IN |
| Bolt Hole Diameter | 0.575 INCHES NOMINAL SECOND END IN |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.969 INCHES NOMINAL IN |
| Operating Pressure | 100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Exterior Color | NATURAL |
| Inside Diameter | 0.500 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 SECOND END |
| Bolt Hole Quantity | 4 FIRST END |
| Bolt Circle Diameter | 2.378 INCHES NOMINAL FIRST END IN |
| Bolt Circle Diameter | 2.378 INCHES NOMINAL SECOND END IN |
| Raised Face Diameter | 1.380 INCHES NOMINAL SECOND END IN |
| Raised Face Diameter | 1.380 INCHES NOMINAL FIRST END IN |
| Raised Face Height | 0.155 INCHES NOMINAL FIRST END IN |
| Raised Face Height | 0.155 INCHES NOMINAL SECOND END IN |
| Hydrostatic Test Pressure | 200.0 POUNDS PER SQUARE INCH LBS |
| Burst Test Pressure | 400.0 POUNDS PER SQUARE INCH LBS |
| Outer Covering Environmental Protection | CORROSION RESISTANT |
| Flange Style | ROUND W / BOLT HOLES FIRST END |
| Flange Style | ROUND W / BOLT HOLES 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 |
| Reference | Meaning |
|---|---|
| S1722 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4720-00-005-7449 is a Hose Assembly,metallic, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5930-01-069-0973, 4730-01-361-0499. Verify interchangeability with system specifications before substitution.
Key specifications for 4720-00-005-7449: Flow Angle: 90.0 DEGREES SECOND END; Measuring Method and Length: 30.500 INCHES NOMINAL OVERALL IN; Flange Thickness: 0.495 INCHES NOMINAL SECOND END IN; Flange Thickness: 0.495 INCHES NOMINAL FIRST END IN. 29 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.