The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-438-7779, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Fort Defiance Industries Llc. Government technical data includes 13 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4720-01-438-7779 |
| Primary Part Number | WS15PR10 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Fort Defiance Industries Llc |
| Status | ACTIVE |
| Measuring Method and Length | 120.000 INCHES NOMINAL OVERALL IN |
| Connection Style | CAM OR LEVER (EXTERNAL) SECOND END |
| Connection Style | CAM OR LEVER (INTERNAL) FIRST END |
| End Connection Design | STRAIGHT FIRST END |
| End Connection Design | STRAIGHT SECOND END |
| Connection Type | EXTERNAL QUICK DISCONNECT SECOND END |
| Connection Type | INTERNAL QUICK DISCONNECT FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Quick Disconnect Nominal Size | 1.500 INCHES SECOND END IN |
| Inside Diameter | 1.500 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Outer Covering Environmental Protection | OIL RESISTANT AND OZONE RESISTANT AND WEATHERPROOF |
| Special Markings | BLUE LONGITUDINAL STRIPE TO DENOTE POTABLE WATER ONLY |
| 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 |
|---|---|
| WS15PR10 | Fort Defiance Industries Llc (USA) |
| Reference | Meaning |
|---|---|
| 13225E9135 | D/9 Drawing number reference only U.S. Government activity |
| 13225E9135-9 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4720-01-438-7779 is a Hose Assembly,nonmetallic, manufactured by Fort Defiance Industries Llc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-438-7779 has 1 manufacturer part number on file: WS15PR10 (Fort Defiance Industries Llc).
1 possible match (shared part number, not a government interchangeability claim): 4720-01-438-7973. Verify interchangeability with system specifications before substitution.
Key specifications for WS15PR10: Measuring Method and Length: 120.000 INCHES NOMINAL OVERALL IN; Connection Style: CAM OR LEVER (EXTERNAL) SECOND END; Connection Style: CAM OR LEVER (INTERNAL) FIRST END; End Connection Design: STRAIGHT FIRST END. 13 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.