The Nut,tube Coupling, cataloged under National Stock Number 4730-01-695-9347, 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 16 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-695-9347 |
| Primary Part Number | AS5175R04 |
| Item Name | Nut,tube Coupling |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Thread Tolerance Class | 3 INTERNAL |
| Nut Length | 0.615 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| Largest Outside Diameter | 0.557 INCHES NOMINAL IN |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Hole Configuration Style | CONFIGURATION B |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.4375 INCHES IN |
| Nut Diameter | 0.552 INCHES MINIMUM AND 0.565 INCHES MAXIMUM IN |
| Specification/standard Data | 0U583-AS5175 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Surface Treatment | PASSIVATE NUT |
| Nut Style | TUBE COUPLING |
| Thread Class | 3B |
| Thread Quantity Per Inch | 20 |
| Material | STEEL CORROSION RESISTING NUT |
| Fabrication Method | MACHINED |
| Smallest Inside Diameter | 0.250 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 |
|---|---|
| AS5175R04 PRIMARY | Sae International Dba Sae International (USA) |
| SAE-AS5175R04 | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| AS5175R04 | 3/9 Design control — primary reference U.S. Government activity |
| SAE-AS5175 | 5/1 Secondary reference Sae International Dba Sae International |
NSN 4730-01-695-9347 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 4730-01-695-9347 has 2 manufacturer part numbers on file: AS5175R04 (Sae International Dba Sae International), SAE-AS5175R04 (Sae International Dba Sae International).
Key specifications for AS5175R04: Thread Tolerance Class: 3 INTERNAL; Nut Length: 0.615 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN; Largest Outside Diameter: 0.557 INCHES NOMINAL IN; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF). 16 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.