The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-640-7709, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Sae International Dba Sae International. Government technical data includes 15 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-640-7709 |
| Primary Part Number | AS4591EA073-091 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES ALL ENDS |
| Measuring Method and Length | 7.375 INCHES NOMINAL EXTENDED WORKING IN |
| Temp Rating | 275.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Connection Style | PLAIN SWIVEL ALL ENDS |
| End Connection Design | ELBOW ALL ENDS |
| Supplementary Features | ORIENTATION ANGLE 91.0 DEGREES |
| Connection Type | THREADED INTERNAL TUBE ALL ENDS |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.250 INCHES NOMINAL IN |
| Operating Pressure | 4000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Nominal Thread Size | 0.4375 INCHES ALL ENDS IN |
| Inside Diameter | 0.212 INCHES MINIMUM IN |
| Thread Class | 3B ALL ENDS |
| Thread Quantity Per Inch | 20 ALL ENDS |
| Thread Series Designator | UNJS 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 |
|---|---|
| AS4591EA073-091 | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| AS4591EA073-091 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| SAE-AS1975 | 3/1 Design control — primary reference Sae International Dba Sae International |
| AS4591EA073-091 | 3/9 Design control — primary reference U.S. Government activity |
| AS4591EA073-091 | 5/2 Secondary reference U.S. Government activity |
NSN 4720-01-640-7709 is a Hose Assembly,nonmetallic, manufactured by Sae International Dba Sae International, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-640-7709 has 2 manufacturer part numbers on file: AS4591EA073-091 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), AS4591EA073-091 (Sae International Dba Sae International).
Key specifications for AS4591EA073-091: Flow Angle: 90.0 DEGREES ALL ENDS; Measuring Method and Length: 7.375 INCHES NOMINAL EXTENDED WORKING IN; Temp Rating: 275.0 FAHRENHEIT SINGLE RESPONSE DEGF; Connection Style: PLAIN SWIVEL ALL ENDS. 15 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.