The Packing Nut, cataloged under National Stock Number 4730-00-292-2276, 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 Newport Scientific, Inc.. Government technical data includes 14 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 | 4730-00-292-2276 |
| Primary Part Number | 45-11313 |
| Item Name | Packing Nut |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Newport Scientific, Inc. |
| Status | ACTIVE |
| Length to Shoulder | 0.562 INCHES NOMINAL IN |
| Width Across Flats | 0.625 INCHES NOMINAL IN |
| Largest Inside Diameter | 0.372 INCHES MINIMUM AND 0.378 INCHES MAXIMUM IN |
| Thread Length | 0.510 INCHES NOMINAL IN |
| Style Designator | HEXAGON, EXTERNAL THREAD, INTERNAL SHOUL DER |
| Thread Pitch Diameters | +0.5264 TO 0.5774 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Casehardening Indicator | NOT CASEHARDENED |
| Thread Size | 0.562-18 |
| Screw Thread Series Designator | UNF |
| Thread Class | 2A A |
| Screw Thread Location | EXTERNAL |
| Material | STEEL COMP 416 |
| Smallest Inside Diameter | 0.272 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 |
|---|---|
| 45-11313 PRIMARY | Newport Scientific, Inc. (USA) |
NSN 4730-00-292-2276 is a Packing Nut, manufactured by Newport Scientific, Inc., classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-292-2276 has 1 manufacturer part number on file: 45-11313 (Newport Scientific, Inc.).
Key specifications for 45-11313: Length to Shoulder: 0.562 INCHES NOMINAL IN; Width Across Flats: 0.625 INCHES NOMINAL IN; Largest Inside Diameter: 0.372 INCHES MINIMUM AND 0.378 INCHES MAXIMUM IN; Thread Length: 0.510 INCHES NOMINAL IN. 14 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.