The Nut,tube Coupling, cataloged under National Stock Number 4730-00-535-8147, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-535-8147 |
| Item Name | Nut,tube Coupling |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Specification/standard Data | 81343-AS4841 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 88044-AN818 GOVERNMENT STANDARD |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 12 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| SAE-AS4841 | 5/1 Secondary reference Sae International Dba Sae International |
| AS4841 | 5/9 Secondary reference U.S. Government activity |
| AN818-16-12S | 2/2 Government specification standardization U.S. Government activity |
| AS4841 | 5/9 Secondary reference Sae International Dba Sae International |
| MIL-F-5509 | 5/9 Secondary reference U.S. Government activity |
| V09-010-120 | 5/9 Secondary reference Project Manager Amphibious Lighters St Louis Mo |
NSN 4730-00-535-8147 is a Nut,tube Coupling, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-00-535-8147: Specification/standard Data: 81343-AS4841 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 88044-AN818 GOVERNMENT STANDARD; Thread Class: 3A A; Thread Quantity Per Inch: 12. 3 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.