The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-00-131-6785, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Deval Life Cycle Support Llc. Government technical data includes 21 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-00-131-6785 |
| Primary Part Number | DV390-146 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Deval Life Cycle Support Llc |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES FIRST END |
| Measuring Method and Length | 8.000 INCHES NOMINAL OVERALL IN |
| Temp Rating | -65.0 FAHRENHEIT AND 450.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Minimum Inside Bending Radius | 2.000 INCHES IN |
| Connection Style | SWIVEL NUT FLARE FIRST END |
| Layer Composition and Location | OUTER LAYER BRAIDED CORROSION RESISTANT STEEL WIRE |
| Angle Between Rigid Elbow Fittings in Deg | 0.0 |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.312 INCHES NOMINAL IN |
| Operating Pressure | 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Features Provided | ELECTROSTATIC DISCHARGE CAPABILITY |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.375 INCHES FIRST END IN |
| Seat Angle | 45.0 DEGREES FIRST END |
| Inside Diameter | 0.188 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Hydrostatic Test Pressure | 3000.0 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3B FIRST END |
| Burst Test Pressure | 12000.0 POUNDS PER SQUARE INCH LBS |
| Thread Series Designator | UNEF FIRST END |
| 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 |
|---|---|
| 64A97D331-110 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 64A98D420-3 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| DV390-146 PRIMARY | Deval Life Cycle Support Llc (USA) |
| 64A97D331-110 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 64A98D420-3 | 7/2 Vendor item drawing reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 4720-00-131-6785 is a Hose Assembly,nonmetallic, manufactured by Deval Life Cycle Support Llc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-00-131-6785 has 4 manufacturer part numbers on file: 64A97D331-110 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 64A98D420-3 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), DV390-146 (Deval Life Cycle Support Llc), 64A97D331-110 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for DV390-146: Flow Angle: 90.0 DEGREES FIRST END; Measuring Method and Length: 8.000 INCHES NOMINAL OVERALL IN; Temp Rating: -65.0 FAHRENHEIT AND 450.0 FAHRENHEIT SINGLE RESPONSE DEGF; Minimum Inside Bending Radius: 2.000 INCHES IN. 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.