The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-00-776-0657, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Federal Commercial Item Description Promulgated by General Services Administration Washington DC. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-00-776-0657 |
| Primary Part Number | AA59566-AA1020240 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
| Status | ACTIVE |
| Measuring Method and Length | 240.000 INCHES NOMINAL EXCLUDING END FITTINGS IN |
| Minimum Inside Bending Radius | 12.000 INCHES IN |
| Connection Style | GASKET SEAL FIRST END |
| Connection Style | SWIVEL, PLAIN SECOND END |
| Nominal Inside Diameter Hose Accommodated | 2.031 INCHES ALL ENDS IN |
| Layer Composition and Location | 2ND LAYER HELIX STEEL COIL AND OUTER LAYER MOLDED RUBBER, CHLOROPRENE AND 1ST LAYER RUBBER IMPREGNATED FABRIC |
| Connection Type | THREADED INTERNAL HOSE FIRST END |
| Connection Type | THREADED EXTERNAL HOSE SECOND END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 2.625 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND SECOND END |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 2.000 INCHES ALL ENDS IN |
| Inside Diameter | 2.031 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Media for Which Designed | WATER, FRESH SINGLE RESPONSE |
| Hydrostatic Test Pressure | 100.0 POUNDS PER SQUARE INCH LBS |
| Burst Test Pressure | 300.0 POUNDS PER SQUARE INCH LBS |
| Thread Series Designator | NPSH ALL ENDS |
| 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 |
|---|---|
| AA59566-AA1020240 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| Reference | Meaning |
|---|---|
| ZZ-H-561 | 5/9 Secondary reference U.S. Government activity |
| 3293875-268 | 5/1 Secondary reference Naval Sea Systems Command |
| 592224 | 5/9 Secondary reference Outboard Marine Corp Johnson Motors Div |
| 592224 | 5/9 Secondary reference Evinrude Motors Product Group of Outboard Marine Corp |
| A-A-59566 | 4/1 Identification reference Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
| ZZ-H-561AA1020240 | 5/9 Secondary reference U.S. Government activity |
| 592224 | 5/9 Secondary reference U.S. Government activity |
| 47-60-4071 | 5/1 Secondary reference Goodrich Corporation |
| 3293875 | D/9 Drawing number reference only Naval Sea Systems Command |
| 1110 | D/9 Drawing number reference only Outboard Marine Corp Johnson Motors Div |
NSN 4720-00-776-0657 is a Hose Assembly,nonmetallic, manufactured by Federal Commercial Item Description Promulgated by General Services Administration Washington DC, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-00-776-0657 has 1 manufacturer part number on file: AA59566-AA1020240 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC).
Key specifications for AA59566-AA1020240: Measuring Method and Length: 240.000 INCHES NOMINAL EXCLUDING END FITTINGS IN; Minimum Inside Bending Radius: 12.000 INCHES IN; Connection Style: GASKET SEAL FIRST END; Connection Style: SWIVEL, PLAIN SECOND 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.