The Hose Assembly,metallic, cataloged under National Stock Number 4720-00-419-3261, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Raytheon Company Dba Raytheon Co. Government technical data includes 27 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 10 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-00-419-3261 |
| Primary Part Number | 440310 |
| Item Name | Hose Assembly,metallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES SECOND END |
| Measuring Method and Length | 4.800 INCHES NOMINAL WORKING IN |
| Temp Rating | -54.0 CELSIUS AND 125.0 CELSIUS SINGLE RESPONSE DEGC |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END |
| Connection Style | SWIVEL NUT FLARE FIRST END |
| End Connection Design | ELBOW SECOND END |
| End Connection Design | STRAIGHT FIRST END |
| Connection Type | THREADED EXTERNAL BOSS SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.660 INCHES NOMINAL IN |
| Operating Pressure | 100.0 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 | 0.750 INCHES SECOND END IN |
| Nominal Thread Size | 0.750 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Exterior Color | NATURAL |
| Media for Which Designed | HYDRAULIC FLUID, SILICATE-ESTER BASE SINGLE RESPONSE |
| Hydrostatic Test Pressure | 150.0 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A SECOND END A |
| Thread Class | 3B FIRST END |
| Thread Quantity Per Inch | 16 SECOND END |
| Thread Quantity Per Inch | 16 FIRST END |
| Outer Covering Environmental Protection | CORROSION RESISTANT |
| Thread Series Designator | UNF FIRST END |
| Thread Series Designator | UNF SECOND END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 440310 | Raytheon Company (USA) |
| 440310 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
| Reference | Meaning |
|---|---|
| 68480 | 5/9 Secondary reference Senior Flexonics Inc |
| 68480 | 5/2 Secondary reference U.S. Government activity |
| 440310 | 5/9 Secondary reference Raytheon Company Div Corp |
| 90120 | 5/9 Secondary reference Coast Metal Craft, Inc. |
NSN 4720-00-419-3261 is a Hose Assembly,metallic, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-00-419-3261 has 2 manufacturer part numbers on file: 440310 (Raytheon Company), 440310 (Raytheon Company Dba Raytheon Co).
10 possible matches (shared part number, not a government interchangeability claim): 5945-00-472-3391, 5360-00-829-5163, 5342-00-839-1935. Verify interchangeability with system specifications before substitution.
Key specifications for 440310: Flow Angle: 90.0 DEGREES SECOND END; Measuring Method and Length: 4.800 INCHES NOMINAL WORKING IN; Temp Rating: -54.0 CELSIUS AND 125.0 CELSIUS SINGLE RESPONSE DEGC; Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END. 27 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.
NSN 4720-00-419-3261 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.