The Packing Nut, cataloged under National Stock Number 4730-01-256-2166, 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 Goodrich Corporation. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-256-2166 |
| Primary Part Number | 2007612-1 |
| Item Name | Packing Nut |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Goodrich Corporation |
| Status | ACTIVE |
| Width Across Flats | 0.750 INCHES NOMINAL IN |
| Thread Length | 0.570 INCHES NOMINAL IN |
| Criticality Code Justification | FEAT |
| Style Designator | IRREGULAR |
| Thread Direction | RIGHT-HAND |
| Casehardening Indicator | NOT CASEHARDENED |
| Thread Size | 3.5-12 |
| Screw Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) |
| Thread Class | 3A A |
| Screw Thread Location | EXTERNAL |
| Material | ALUMINUM ALLOY 7075 |
| Smallest Inside Diameter | 2.960 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 | Y |
| Part Number | Manufacturer |
|---|---|
| 2007612-1 PRIMARY | Goodrich Corporation (USA) |
| Reference | Meaning |
|---|---|
| 2007612-1 | 3/9 Design control — primary reference Goodrich Corp Dba Goodrich Corp |
| 4730PL0890915 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 2007612-1 | 5/9 Secondary reference Goodrich Corporation Div Advanced Structures Landing Systems |
NSN 4730-01-256-2166 is a Packing Nut, manufactured by Goodrich Corporation, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-256-2166 has 1 manufacturer part number on file: 2007612-1 (Goodrich Corporation).
Key specifications for 2007612-1: Width Across Flats: 0.750 INCHES NOMINAL IN; Thread Length: 0.570 INCHES NOMINAL IN; Criticality Code Justification: FEAT; Style Designator: IRREGULAR. 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.