The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-00-803-3301, 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. Government technical data includes 15 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-00-803-3301 |
| Primary Part Number | 1650334-4 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Measuring Method and Length | 12.000 INCHES NOMINAL OVERALL IN |
| Connection Style | SWIVEL NUT FLARE FIRST END |
| End Connection Design | STRAIGHT FIRST END |
| Layer Composition and Location | OUTER LAYER BRAIDED CORROSION RESISTANT STEEL WIRE |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.368 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.438 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Exterior Color | NATURAL |
| Inside Diameter | 0.250 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Thread Class | 2B FIRST END |
| 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 |
|---|---|
| 1650334-4 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 032503E0120K | 5/9 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division |
| 1650334-4 | 5/9 Secondary reference Lockheed Martin Corporation Div Rms - Mitchel Field |
| 032503E0120K | 5/9 Secondary reference Teleflex Fluid Systems Inc Dba Teleflex Aero-Hose |
NSN 4720-00-803-3301 is a Hose Assembly,nonmetallic, manufactured by Northrop Grumman Systems Corporation, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-00-803-3301 has 1 manufacturer part number on file: 1650334-4 (Northrop Grumman Systems Corporation).
Key specifications for 1650334-4: Measuring Method and Length: 12.000 INCHES NOMINAL OVERALL IN; Connection Style: SWIVEL NUT FLARE FIRST END; End Connection Design: STRAIGHT FIRST END; Layer Composition and Location: OUTER LAYER BRAIDED CORROSION RESISTANT STEEL WIRE. 15 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.