The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-00-672-4725, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Lockheed Martin Librascope Corporation. Government technical data includes 26 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4720-00-672-4725 |
| Primary Part Number | L200000961 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Lockheed Martin Librascope Corporation |
| Status | ACTIVE |
| Measuring Method and Length | 5.750 INCHES MINIMUM WORKING AND 6.250 INCHES MAXIMUM WORKING IN |
| Temp Rating | 185.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Connection Style | SWIVEL NUT FLARE SECOND END |
| Connection Style | SWIVEL NUT FLARE FIRST END |
| End Connection Design | STRAIGHT FIRST END |
| End Connection Design | STRAIGHT SECOND END |
| Layer Composition and Location | 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 |
| Outside Diameter | 0.434 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 | 0.500 INCHES SECOND END IN |
| Nominal Thread Size | 0.500 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Seat Angle | 37.0 DEGREES SECOND END |
| Inside Diameter | 0.250 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Media for Which Designed | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| Thread Class | 3B SECOND END |
| Thread Class | 3B FIRST END |
| Burst Test Pressure | 300.0 POUNDS PER SQUARE INCH LBS |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) 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 |
|---|---|
| L200000961 PRIMARY | Lockheed Martin Librascope Corporation (USA) |
| 601805-5-6 | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| ZH577-6 | B/e Aerospace, Inc. Dba Interturbine Div Oxygen & PSU Systems (USA) |
| Reference | Meaning |
|---|---|
| 2039500 | D/9 Drawing number reference only Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| 2039500-1 | 7/2 Vendor item drawing reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 4720-00-672-4725 is a Hose Assembly,nonmetallic, manufactured by Lockheed Martin Librascope Corporation, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-00-672-4725 has 3 manufacturer part numbers on file: L200000961 (Lockheed Martin Librascope Corporation), 601805-5-6 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), ZH577-6 (B/e Aerospace, Inc. Dba Interturbine Div Oxygen & PSU Systems).
1 possible match (shared part number, not a government interchangeability claim): 7025-01-615-2279. Verify interchangeability with system specifications before substitution.
Key specifications for L200000961: Measuring Method and Length: 5.750 INCHES MINIMUM WORKING AND 6.250 INCHES MAXIMUM WORKING IN; Temp Rating: 185.0 FAHRENHEIT SINGLE RESPONSE DEGF; Connection Style: SWIVEL NUT FLARE SECOND END; Connection Style: SWIVEL NUT FLARE FIRST 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.