The Nut,tube Coupling, cataloged under National Stock Number 4730-01-488-3601, 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 Sae International Dba Sae International. Government technical data includes 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-488-3601 |
| Primary Part Number | AS1792T12N |
| Item Name | Nut,tube Coupling |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANT |
| Length to Shoulder | 0.687 INCHES NOMINAL IN |
| Width Across Flats | 1.250 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | AMS-2486 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNIFIED NATIONAL JOINT (UNJ) |
| Material Document and Classification | TITANIUM ALLOY 6A1-4V ANNEALED, IN ACCORDANCE WITH AMS 4928 OR MIL-T-9047. ASSN STD SINGLE MATERIAL RESPONSE OVERALL V |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.062 INCHES IN |
| Nut Height | 0.900 INCHES NOMINAL IN |
| Surface Treatment | PHOSPHATE FLUORIDE OVERALL |
| Nut Style | TUBE COUPLING |
| Thread Class | 3B |
| Thread Quantity Per Inch | 12 |
| Material | TITANIUM ALLOY OVERALL |
| Fabrication Method | MACHINED |
| Smallest Inside Diameter | 0.826 INCHES NOMINAL IN |
| Nominal Tube Outside Diameter | 0.812 INCHES 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 |
|---|---|
| AS1792T12N PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| AS1792T12N | 3/9 Design control — primary reference U.S. Government activity |
NSN 4730-01-488-3601 is a Nut,tube Coupling, manufactured by Sae International Dba Sae International, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-488-3601 has 1 manufacturer part number on file: AS1792T12N (Sae International Dba Sae International).
Key specifications for AS1792T12N: Lubrication: DRY FILM LUBRICANT; Length to Shoulder: 0.687 INCHES NOMINAL IN; Width Across Flats: 1.250 INCHES NOMINAL IN; Surface Treatment Document and Classification: AMS-2486 ASSN STD SINGLE TREATMENT RESPONSE OVERALL. 17 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.