The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-200-2804, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Hydraflow. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-200-2804 |
| Primary Part Number | 55057-8-0200 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Hydraflow |
| Status | ACTIVE |
| Layer Composition and Location | 1ST LAYER BRAIDED CORROSION RESISTANT STEEL WIRE AND 2ND LAYER BRAIDED POLYAMIDE CORD AND 3RD LAYER MOLDED RUBBER, NEOPRENE |
| Angle Between Rigid Elbow Fittings in Deg | 90.0 |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.700 INCHES NOMINAL IN |
| Inside Diameter | 0.430 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| 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 |
|---|---|
| 55057-8-0200 PRIMARY | Hydraflow (USA) |
| 6530-0200 PRIMARY | Transdigm Inc Div Adelwiggins Group (USA) |
| Reference | Meaning |
|---|---|
| 5336324 | 7/2 Vendor item drawing reference Naval Sea Systems Command |
| 21005-0200 | 5/9 Secondary reference Hydraflow |
NSN 4720-01-200-2804 is a Hose Assembly,nonmetallic, manufactured by Hydraflow, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-200-2804 has 2 manufacturer part numbers on file: 55057-8-0200 (Hydraflow), 6530-0200 (Transdigm Inc Div Adelwiggins Group).
Key specifications for 55057-8-0200: Layer Composition and Location: 1ST LAYER BRAIDED CORROSION RESISTANT STEEL WIRE AND 2ND LAYER BRAIDED POLYAMIDE CORD AND 3RD LAYER MOLDED RUBBER, NEOPRENE; Angle Between Rigid Elbow Fittings in Deg: 90.0; Cross-Sectional Shape Style: ROUND; Outside Diameter: 0.700 INCHES NOMINAL IN. 6 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.