The Packing Nut, cataloged under National Stock Number 4730-00-817-4036, 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 Scott Fetzer Company, the Dba Meriam Process Technologies Div Meriam Instrument. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-817-4036 |
| Primary Part Number | D600-K |
| Item Name | Packing Nut |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Scott Fetzer Company, the Dba Meriam Process Technologies Div Meriam Instrument |
| Status | ACTIVE |
| Width Across Flats | 0.750 INCHES NOMINAL IN |
| Seat Angle in Deg | 45.0 |
| Thread Length | 0.375 INCHES NOMINAL IN |
| Style Designator | HEXAGON, EXTERNAL THREAD, INVERTED FLARE |
| Thread Direction | RIGHT-HAND |
| Casehardening Indicator | NOT CASEHARDENED |
| Thread Size | 3/4-16 |
| Screw Thread Series Designator | UNF |
| Surface Treatment | CADMIUM |
| Thread Class | 2A A |
| Screw Thread Location | EXTERNAL |
| Material | STEEL CORROSION RESISTING |
| Smallest Inside Diameter | 0.469 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 |
|---|---|
| D600-K PRIMARY | Scott Fetzer Company, the Dba Meriam Process Technologies Div Meriam Instrument (USA) |
| Reference | Meaning |
|---|---|
| D600-6 | 5/9 Secondary reference Scott Fetzer Company, the Dba Meriam Process Technologies Div Meriam Instrument |
NSN 4730-00-817-4036 is a Packing Nut, manufactured by Scott Fetzer Company, the Dba Meriam Process Technologies Div Meriam Instrument, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-817-4036 has 1 manufacturer part number on file: D600-K (Scott Fetzer Company, the Dba Meriam Process Technologies Div Meriam Instrument).
Key specifications for D600-K: Width Across Flats: 0.750 INCHES NOMINAL IN; Seat Angle in Deg: 45.0; Thread Length: 0.375 INCHES NOMINAL IN; Style Designator: HEXAGON, EXTERNAL THREAD, INVERTED FLARE. 13 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.