The Packing Nut, cataloged under National Stock Number 4730-00-513-0262, 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 The Boeing Company Div Legacy Am&m. Government technical data includes 12 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-513-0262 |
| Primary Part Number | 223-58227 |
| Item Name | Packing Nut |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| Length to Shoulder | 0.438 INCHES NOMINAL IN |
| Width Across Flats | 1.750 INCHES NOMINAL IN |
| Thread Length | 0.313 INCHES NOMINAL IN |
| Style Designator | HEXAGON, INTERNAL THREAD, SHOULDERED |
| Thread Direction | RIGHT-HAND |
| Casehardening Indicator | NOT CASEHARDENED |
| Thread Size | 1-1/2-18 |
| Screw Thread Series Designator | UNEF |
| Thread Class | 3B |
| Screw Thread Location | INTERNAL |
| Material | ALUMINUM ALLOY 2024 |
| Smallest Inside Diameter | 1.187 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 |
|---|---|
| 223-58227 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
NSN 4730-00-513-0262 is a Packing Nut, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-513-0262 has 1 manufacturer part number on file: 223-58227 (The Boeing Company Div Legacy Am&m).
Key specifications for 223-58227: Length to Shoulder: 0.438 INCHES NOMINAL IN; Width Across Flats: 1.750 INCHES NOMINAL IN; Thread Length: 0.313 INCHES NOMINAL IN; Style Designator: HEXAGON, INTERNAL THREAD, SHOULDERED. 12 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.