The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-252-7855, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Raytheon Company Div Rmd Strategic. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4720-01-252-7855 |
| Primary Part Number | 1663138-26 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Raytheon Company Div Rmd Strategic |
| Status | ACTIVE |
| End Connection Design | STRAIGHT FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Media for Which Designed | HYDRAULIC FLUID SINGLE RESPONSE |
| Special Markings | TABULATION A MP6A5A9A2HP1 AND TABULATION B MP6A5A9HP2 |
| 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 |
|---|---|
| 1663138-26 PRIMARY | Raytheon Company Div Rmd Strategic (USA) |
| Reference | Meaning |
|---|---|
| 1663138 | D/9 Drawing number reference only Raytheon Company Div Rmd Strategic |
NSN 4720-01-252-7855 is a Hose Assembly,nonmetallic, manufactured by Raytheon Company Div Rmd Strategic, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-252-7855 has 1 manufacturer part number on file: 1663138-26 (Raytheon Company Div Rmd Strategic).
Key specifications for 1663138-26: End Connection Design: STRAIGHT FIRST END; Cross-Sectional Shape Style: ROUND; Special Features: OVERALL LENGTH 7.880 INCHES IN; Media for Which Designed: HYDRAULIC FLUID SINGLE RESPONSE. 4 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.