The Hose Assembly,metallic, cataloged under National Stock Number 4720-00-868-0891, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4720-00-868-0891 |
| Item Name | Hose Assembly,metallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Status | ACTIVE |
| Measuring Method and Length | 9.688 INCHES NOMINAL OVERALL IN |
| Minimum Inside Bending Radius | 4.000 INCHES IN |
| Connection Style | SWIVEL NUT FLARE FIRST END |
| End Connection Design | STRAIGHT FIRST END |
| Layer Composition and Location | OUTER LAYER BRAIDED WIRE |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.500 INCHES NOMINAL IN |
| Operating Pressure | 1125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Features Provided | IDENTICAL ENDS |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.438 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Inside Diameter | 0.250 INCHES NOMINAL IN |
| Hydrostatic Test Pressure | 2250.0 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3B FIRST END |
| Burst Test Pressure | 4500.0 POUNDS PER SQUARE INCH LBS |
| 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 |
|---|---|
| C67530 | 3/2 Design control — primary reference U.S. Government activity |
| C67530 | 3/9 Design control — primary reference U.S. Government activity |
| 67530 | 5/2 Secondary reference U.S. Government activity |
| 67530 | 5/9 Secondary reference Drs Environmental Systems Inc |
| C67530 | 5/9 Secondary reference Drs Environmental Systems Inc |
| 67530 | 5/9 Secondary reference U.S. Government activity |
NSN 4720-00-868-0891 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): 2530-01-126-0002, 5365-01-511-1071. Verify interchangeability with system specifications before substitution.
Key specifications for 4720-00-868-0891: Measuring Method and Length: 9.688 INCHES NOMINAL OVERALL IN; Minimum Inside Bending Radius: 4.000 INCHES IN; Connection Style: SWIVEL NUT FLARE FIRST END; End Connection Design: STRAIGHT FIRST END. 19 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.