The Plug,pipe, cataloged under National Stock Number 4730-01-311-4277, 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. Government technical data includes 2 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. 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 | 4730-01-311-4277 |
| Primary Part Number | 391 2285 012 |
| Item Name | Plug,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Parker Hannifin Corporation Div Cylinder Division |
| Status | ACTIVE |
| Nominal Thread Size | 0.500 INCHES EXTERNAL IN |
| Thread Series Designator | NPT EXTERNAL |
| 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 |
|---|---|
| A2211-2 | Parker Hannifin Corporation Div Cylinder Division (USA) |
| 391 2285 012 PRIMARY | Parker Hannifin Corporation Div Cylinder Division (USA) |
NSN 4730-01-311-4277 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 4730-01-311-4277 has 2 manufacturer part numbers on file: A2211-2 (Parker Hannifin Corporation Div Cylinder Division), 391 2285 012 (Parker Hannifin Corporation Div Cylinder Division).
1 possible match (shared part number, not a government interchangeability claim): 5920-01-705-5457. Verify interchangeability with system specifications before substitution.
Key specifications for 391 2285 012: Nominal Thread Size: 0.500 INCHES EXTERNAL IN; Part Name Assigned by Controlling Agency: PLUG,PIPE; Thread Series Designator: NPT EXTERNAL. 2 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.