The Sleeve,compression,tube-Hose Fit, cataloged under National Stock Number 4730-00-528-2404, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is The Boeing Company. Government technical data includes 7 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-528-2404 |
| Primary Part Number | S2446973 |
| Item Name | Sleeve,compression,tube-Hose Fit |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Seat Angle in Deg | 37.000 |
| Style Designator | DOUBLE BEVEL FLARELESS |
| Material Document and Classification | SAE 24S, T4-CANCELED ASSN STD SINGLE MATERIAL RESPONSE |
| Sleeve Outside Diameter | 1.735 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Material | ALUMINUM ALLOY 2024 |
| Hose/tube Outside Diameter for Which Designed | 1.500 INCHES NOMINAL IN |
| 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 |
|---|---|
| S2446973 | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| NAS592-24 | 5/9 Secondary reference Air World Mfg |
| 4178-24 | 5/9 Secondary reference U.S. Government activity |
| NAS592-24 | 3/2 Design control — primary reference U.S. Government activity |
| S2446973 | 3/2 Design control — primary reference U.S. Government activity |
| NAS592-24 | 5/9 Secondary reference Arlington Air Parts Inc |
NSN 4730-00-528-2404 is a Sleeve,compression,tube-Hose Fit, manufactured by The Boeing Company, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-528-2404 has 1 manufacturer part number on file: S2446973 (The Boeing Company).
Key specifications for S2446973: Seat Angle in Deg: 37.000; Style Designator: DOUBLE BEVEL FLARELESS; Material Document and Classification: SAE 24S, T4-CANCELED ASSN STD SINGLE MATERIAL RESPONSE; Overall Length: 0.531 INCHES NOMINAL IN. 7 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.