The Plug,pipe, cataloged under National Stock Number 4730-01-251-3124, 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 Parker Hannifin Corporation Div Cylinder Division. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Plug,pipe |
| FSC / FSG | 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings (FSG 47) |
| Manufacturers | Parker Hannifin Corporation Div Cylinder Division (CAGE 13829) |
| Parameter | Value |
|---|---|
| NSN | 4730-01-251-3124 |
| Primary Part Number | 391 2282 056 |
| Item Name | Plug,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Parker Hannifin Corporation Div Cylinder Division |
| Status | ACTIVE |
| 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 |
|---|---|
| 391 2282 056 PRIMARY | Parker Hannifin Corporation Div Cylinder Division (USA) |
| 50-978 ITEM 5 | Parker Hannifin Corporation Div Cylinder Division (USA) |
| Reference | Meaning |
|---|---|
| 50-978 | D/9 Drawing number reference only Parker Hannifin Corporation Div Cylinder Division |
NSN 4730-01-251-3124 is a Plug,pipe, manufactured by Parker Hannifin Corporation Div Cylinder Division, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-251-3124 has 2 manufacturer part numbers on file: 391 2282 056 (Parker Hannifin Corporation Div Cylinder Division), 50-978 ITEM 5 (Parker Hannifin Corporation Div Cylinder Division).
1 possible match (shared part number, not a government interchangeability claim): 5365-01-596-7478. Verify interchangeability with system specifications before substitution.
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.