The Cap,tube, cataloged under National Stock Number 4730-01-282-8524, 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 Naval Sea Systems Command. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-282-8524 |
| Primary Part Number | 5478978 |
| Item Name | Cap,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Tube Outside Diameter for Which Designed | 0.625 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND INTERNAL |
| Nominal Thread Size | 0.938 INCHES INTERNAL IN |
| Surface Treatment | ANODIZE OVERALL |
| Thread Class | 2B INTERNAL |
| Material | ALUMINUM ALLOY 6061 OVERALL |
| Thread Series Designator | UNEF INTERNAL |
| 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 |
|---|---|
| 5478978 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 5478978 | C/1 Advisory reference — outside the item-of-supply concept Weinberg Corp the |
NSN 4730-01-282-8524 is a Cap,tube, manufactured by Naval Sea Systems Command, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-282-8524 has 1 manufacturer part number on file: 5478978 (Naval Sea Systems Command).
Key specifications for 5478978: Tube Outside Diameter for Which Designed: 0.625 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND INTERNAL; Nominal Thread Size: 0.938 INCHES INTERNAL IN; Surface Treatment: ANODIZE OVERALL. 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.