The Hose Assembly,metallic, cataloged under National Stock Number 4720-00-100-2844, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4720-00-100-2844 |
| Item Name | Hose Assembly,metallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Status | ACTIVE |
| Measuring Method and Length | 30.000 INCHES NOMINAL OVERALL IN |
| Temp Rating | 400.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Connection Style | PLAIN SECOND END |
| Connection Style | SWIVEL NUT FLARE FIRST END |
| Layer Composition and Location | OUTER LAYER BRAIDED BRONZE WIRE |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.500 INCHES NOMINAL IN |
| Operating Pressure | 800.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Thread Direction | RIGHT-HAND SECOND END |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.250 INCHES FIRST END IN |
| Nominal Thread Size | 0.250 INCHES SECOND END IN |
| Seat Angle | 45.0 DEGREES FIRST END |
| Exterior Color | NATURAL |
| Inside Diameter | 0.250 INCHES NOMINAL IN |
| Hydrostatic Test Pressure | 2300.0 POUNDS PER SQUARE INCH LBS |
| Thread Class | 2B FIRST END |
| Burst Test Pressure | 3500.0 POUNDS PER SQUARE INCH LBS |
| Thread Series Designator | NPT SECOND END |
| Thread Series Designator | UNF FIRST END |
| Inner Conveying Tube Style | ANNULAR CLOSE-PITCH CORRUGATED |
| 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 |
|---|---|
| 91567-5 | 3/9 Design control — primary reference Semmelmeyer-Corby Company Dba Semcor Div Semcor |
NSN 4720-00-100-2844 is a Hose Assembly,metallic, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5905-00-139-1860. Verify interchangeability with system specifications before substitution.
Key specifications for 4720-00-100-2844: Measuring Method and Length: 30.000 INCHES NOMINAL OVERALL IN; Temp Rating: 400.0 FAHRENHEIT SINGLE RESPONSE DEGF; Connection Style: PLAIN SECOND END; Connection Style: SWIVEL NUT FLARE FIRST END. 21 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.