The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-435-6366, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Oshkosh Defense Llc. Government technical data includes 20 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-435-6366 |
| Primary Part Number | 7HD391 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Oshkosh Defense Llc |
| Status | ACTIVE |
| Measuring Method and Length | 28.000 INCHES NOMINAL WORKING IN |
| Temp Rating | -65.0 FAHRENHEIT AND 450.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Minimum Inside Bending Radius | 3.000 INCHES IN |
| Connection Style | PLAIN OPTIONAL END SECOND END |
| Connection Style | FLARED FIRST END |
| End Connection Design | STRAIGHT FIRST END |
| Layer Composition and Location | OUTER LAYER BRAIDED CORROSION RESISTANT STEEL WIRE |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Connection Type | THREADED INTERNAL PIPE SECOND END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.375 INCHES NOMINAL IN |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Thread Direction | RIGHT-HAND SECOND END |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.250 INCHES SECOND END IN |
| Inside Diameter | 0.250 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Hydrostatic Test Pressure | 6000.0 POUNDS PER SQUARE INCH LBS |
| Burst Test Pressure | 12000.0 POUNDS PER SQUARE INCH LBS |
| Thread Series Designator | NPT SECOND 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 |
|---|---|
| 7HD391 PRIMARY | Oshkosh Defense Llc (USA) |
| 09685-28 PRIMARY | Fire Combat, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 09685-XX | 7/1 Vendor item drawing reference Fire Combat, Inc. |
| 7HD391 | 5/9 Secondary reference Oshkosh Corp |
| 09685 | 5/9 Secondary reference Mainline Industrial Distributors Inc |
NSN 4720-01-435-6366 is a Hose Assembly,nonmetallic, manufactured by Oshkosh Defense Llc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-435-6366 has 2 manufacturer part numbers on file: 7HD391 (Oshkosh Defense Llc), 09685-28 (Fire Combat, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 8465-01-679-7943. Verify interchangeability with system specifications before substitution.
Key specifications for 7HD391: Measuring Method and Length: 28.000 INCHES NOMINAL WORKING IN; Temp Rating: -65.0 FAHRENHEIT AND 450.0 FAHRENHEIT SINGLE RESPONSE DEGF; Minimum Inside Bending Radius: 3.000 INCHES IN; Connection Style: PLAIN OPTIONAL END SECOND END. 20 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.