The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-462-6522, 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 24 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4720-01-462-6522 |
| Primary Part Number | 7326283-4 |
| 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 |
| Measuring Method and Length | 1.400 INCHES NOMINAL EXCLUDING END FITTINGS IN |
| Temp Rating | -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Minimum Inside Bending Radius | 2.500 INCHES IN |
| Connection Style | SWIVEL NUT FLARE FIRST END |
| Seat Nominal Radius | 0.090 INCHES SECOND END IN |
| Seat Nominal Radius | 0.090 INCHES FIRST END IN |
| End Connection Design | STRAIGHT FIRST END |
| Layer Composition and Location | 1ST LAYER BRAIDED POLYESTER CORD OR OUTER LAYER MOLDED RUBBER, CHLOROPRENE |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.765 INCHES NOMINAL IN |
| Operating Pressure | 90.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.750 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Seat Angle | 37.0 DEGREES SECOND END |
| Exterior Color | BLACK |
| Inside Diameter | 0.375 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Media for Which Designed | HYDRAULIC FLUID SINGLE RESPONSE |
| Thread Class | 2A FIRST END A |
| Burst Test Pressure | 180.0 POUNDS PER SQUARE INCH LBS |
| Outer Covering Environmental Protection | HYDRAULIC SOLUTION RESISTANT AND SALT WATER RESISTANT |
| Thread Series Designator | UNF 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 |
|---|---|
| 7326283-4 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| 7326283 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 4720-01-462-6522 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 4720-01-462-6522 has 1 manufacturer part number on file: 7326283-4 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
2 possible matches (shared part number, not a government interchangeability claim): 4720-01-462-6524, 4720-01-462-7230. Verify interchangeability with system specifications before substitution.
Key specifications for 7326283-4: Measuring Method and Length: 1.400 INCHES NOMINAL EXCLUDING END FITTINGS IN; Temp Rating: -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF; Minimum Inside Bending Radius: 2.500 INCHES IN; Connection Style: SWIVEL NUT FLARE FIRST END. 24 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.