The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-00-422-8540, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Illinois Tool Works Inc.. Government technical data includes 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-00-422-8540 |
| Primary Part Number | H-1900 WITH P-HC-4523 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Illinois Tool Works Inc. |
| Status | ACTIVE |
| Measuring Method and Length | 144.000 INCHES NOMINAL OVERALL IN |
| Connection Style | SWIVEL NUT, GASKET SEAL FIRST END |
| End Connection Design | STRAIGHT FIRST END |
| Layer Composition and Location | OUTER LAYER CORRUGATED, POLYVINYLCHLORIDE AND 1ST LAYER BRAIDED FABRIC |
| Connection Type | THREADED INTERNAL HOSE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.500 INCHES NOMINAL IN |
| Operating Pressure | 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.250 INCHES FIRST END IN |
| Exterior Color | RED |
| Inside Diameter | 0.250 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Media for Which Designed | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| Hydrostatic Test Pressure | 250.0 POUNDS PER SQUARE INCH LBS |
| Burst Test Pressure | 700.0 POUNDS PER SQUARE INCH LBS |
| Outer Covering Environmental Protection | OIL RESISTANT AND WEATHERPROOF AND ABRASION RESISTANT AND OZONE RESISTANT |
| Thread Series Designator | NPS 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 |
|---|---|
| H-1900 WITH P-HC-4523 PRIMARY | Illinois Tool Works Inc. (USA) |
| Reference | Meaning |
|---|---|
| PH5032-1 | 5/9 Secondary reference Illinois Tool Works Inc. |
NSN 4720-00-422-8540 is a Hose Assembly,nonmetallic, manufactured by Illinois Tool Works Inc., classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-00-422-8540 has 1 manufacturer part number on file: H-1900 WITH P-HC-4523 (Illinois Tool Works Inc.).
Key specifications for H-1900 WITH P-HC-4523: Measuring Method and Length: 144.000 INCHES NOMINAL OVERALL IN; Connection Style: SWIVEL NUT, GASKET SEAL FIRST END; End Connection Design: STRAIGHT FIRST END; Layer Composition and Location: OUTER LAYER CORRUGATED, POLYVINYLCHLORIDE AND 1ST LAYER BRAIDED FABRIC. 18 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.