The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-497-8128, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 26 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 4720-01-497-8128 |
| Primary Part Number | 6395308-2 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES SECOND END |
| Measuring Method and Length | 120.000 INCHES NOMINAL WORKING IN |
| Temp Rating | 50.0 FAHRENHEIT AND 95.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Connection Style | SWIVEL NUT, GASKET SEAL SECOND END |
| Connection Style | SWIVEL NUT, GASKET SEAL FIRST END |
| End Connection Design | ELBOW SECOND END |
| End Connection Design | STRAIGHT FIRST END |
| Criticality Code Justification | TEST |
| Layer Composition and Location | 1ST LAYER MOLDED POLYTETRAFLUOROETHYLENE AND OUTER LAYER BRAIDED CORROSION RESISTANT STEEL WIRE |
| Connection Type | THREADED INTERNAL TUBE SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Operating Pressure | 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Features Provided | NUTS DRILLED FOR LOCKWIRE |
| 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 |
| Specification/standard Data | 31442-6395308 MANUFACTURERS SPECIFICATION |
| Nondefinitive Spec/std Data | 2 ITEM |
| Inside Diameter | 0.500 INCHES NOMINAL IN |
| Inside Surface Condition | CONVOLUTED |
| Media for Which Designed | NITROGEN, GASEOUS AND AIR SINGLE RESPONSE |
| Test Data Document | 53711-NAVSEA S6430-AE-TED-010 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). AND 96906-MIL-D-1622 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.). |
| Thread Series Designator | UNF FIRST END |
| Thread Series Designator | UNF SECOND END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 6395308-2 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| 596-6395308 | D/9 Drawing number reference only Naval Sea Systems Command |
| 6395308 | 7/1 Vendor item drawing reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
NSN 4720-01-497-8128 is a Hose Assembly,nonmetallic, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-497-8128 has 1 manufacturer part number on file: 6395308-2 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
4 possible matches (shared part number, not a government interchangeability claim): 4720-01-507-5808, 4720-01-507-5843, 4720-01-507-6009. Verify interchangeability with system specifications before substitution.
Key specifications for 6395308-2: Flow Angle: 90.0 DEGREES SECOND END; Measuring Method and Length: 120.000 INCHES NOMINAL WORKING IN; Temp Rating: 50.0 FAHRENHEIT AND 95.0 FAHRENHEIT SINGLE RESPONSE DEGF; Connection Style: SWIVEL NUT, GASKET SEAL SECOND END. 26 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.