The Packing Nut, cataloged under National Stock Number 4730-01-532-8987, 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 Emerson Automation Solutions Final Control Us Lp Div Navy Product Team. Government technical data includes 11 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 | 4730-01-532-8987 |
| Primary Part Number | 9290 PC. NO. 26 |
| Item Name | Packing Nut |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team |
| Status | ACTIVE |
| Length to Shoulder | 0.625 INCHES NOMINAL IN |
| Width Across Flats | 1.250 INCHES NOMINAL IN |
| Largest Inside Diameter | 0.734 INCHES NOMINAL IN |
| Thread Length | 0.625 INCHES NOMINAL IN |
| Style Designator | HEXAGON, EXTERNAL THREAD, INTERNAL SHOUL DER |
| Thread Direction | RIGHT-HAND |
| Casehardening Indicator | NOT CASEHARDENED |
| Thread Size | 1.250 |
| Screw Thread Series Designator | UNEF |
| Screw Thread Location | EXTERNAL |
| Smallest Inside Diameter | 0.734 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 |
|---|---|
| 9290 PC. NO. 26 PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
NSN 4730-01-532-8987 is a Packing Nut, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-532-8987 has 1 manufacturer part number on file: 9290 PC. NO. 26 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).
Key specifications for 9290 PC. NO. 26: Length to Shoulder: 0.625 INCHES NOMINAL IN; Width Across Flats: 1.250 INCHES NOMINAL IN; Largest Inside Diameter: 0.734 INCHES NOMINAL IN; Thread Length: 0.625 INCHES NOMINAL IN. 11 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.