The Hose,nonmetallic, cataloged under National Stock Number 4720-01-048-4422, 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 9 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4720-01-048-4422 |
| Primary Part Number | 71-280 |
| Item Name | Hose,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Illinois Tool Works Inc. |
| Status | ACTIVE |
| Layer Composition and Location | 1ST LAYER BRAIDED TEXTILE YARN AND OUTER LAYER MOLDED RUBBER, CHLOROPRENE |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.500 INCHES NOMINAL IN |
| Operating Pressure | 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Exterior Color | BLACK |
| Inside Diameter | 0.250 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Outer Covering Environmental Protection | FUEL RESISTANT AND GREASE RESISTANT AND OIL RESISTANT AND PAINT RESISTANT |
| Material | RUBBER POLYSULFIDE CLASS T TUBE |
| 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 |
|---|---|
| 71-280 PRIMARY | Illinois Tool Works Inc. (USA) |
| Reference | Meaning |
|---|---|
| H1975-1 | 3/9 Design control — primary reference Illinois Tool Works Inc. |
| TRB-700 1/4IN.ID | 5/9 Secondary reference Liberty Hose and Supply, Inc |
| 55-1942-04 | 5/9 Secondary reference Boston Industrial Products Inc Sub of Dana Corp |
| H1975 | 5/9 Secondary reference Illinois Tool Works Inc. |
NSN 4720-01-048-4422 is a Hose,nonmetallic, manufactured by Illinois Tool Works Inc., classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-048-4422 has 1 manufacturer part number on file: 71-280 (Illinois Tool Works Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5120-01-058-0008. Verify interchangeability with system specifications before substitution.
Key specifications for 71-280: Layer Composition and Location: 1ST LAYER BRAIDED TEXTILE YARN AND OUTER LAYER MOLDED RUBBER, CHLOROPRENE; Cross-Sectional Shape Style: ROUND; Outside Diameter: 0.500 INCHES NOMINAL IN; Operating Pressure: 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. 9 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.