The Plug,tube Fitting,threaded, cataloged under National Stock Number 4730-01-580-0590, 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 3 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-580-0590 |
| Primary Part Number | SAE J514-2 4 080109S |
| Item Name | Plug,tube Fitting,threaded |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Specification/standard Data | 81343-J514 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Nondefinitive Spec/std Data | 20D FIGURE |
| Material | STEEL CORROSION RESISTING OVERALL |
| 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 |
|---|---|
| SAE J514-2 4 080109S PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| J514 | 5/9 Secondary reference Sae International Dba Sae International |
| J514 | 5/9 Secondary reference U.S. Government activity |
| SAE-J514 | 5/9 Secondary reference Sae International Dba Sae International |
| SAE J514 4 080109S | 5/9 Secondary reference Sae International Dba Sae International |
| SAE-J514-2 | 3/1 Design control — primary reference Sae International Dba Sae International |
| MS51891-3S | 5/9 Secondary reference U.S. Government activity |
| SAE J514 4 080109S | 5/9 Secondary reference U.S. Government activity |
NSN 4730-01-580-0590 is a Plug,tube Fitting,threaded, manufactured by Sae International Dba Sae International, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-580-0590 has 1 manufacturer part number on file: SAE J514-2 4 080109S (Sae International Dba Sae International).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-652-9568. Verify interchangeability with system specifications before substitution.
Key specifications for SAE J514-2 4 080109S: Specification/standard Data: 81343-J514 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Nondefinitive Spec/std Data: 20D FIGURE; Special Features: 0.250 NOMINAL TUBE OD 1ST END, 0.438 THREAD SIZE 1ST END, 20 THREADS PERINCH, 2A THREAD CLASS; 0.125 NPT INTERNAL PIPE THREAD 2ND END,27 THREADS PER INCH 2ND END, 2B THREAD CLASS 2ND END, 2ND END INTERNAL DRILLING AND THREADING ARE OPTIONAL PER SPEC. A; Part Name Assigned by Controlling Agency: HYDRAULIC PIPE FITTING. 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.