The Nut,tube Coupling, cataloged under National Stock Number 4730-01-554-5877, 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 Appleton Marine Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-554-5877 |
| Primary Part Number | YMD-5252 |
| Item Name | Nut,tube Coupling |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Appleton Marine Inc |
| Status | ACTIVE |
| Material | STEEL COMP 304 OVERALL |
| 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 |
|---|---|
| AMD-1741 ITEM 50 | Appleton Marine Inc (USA) |
| YMD-5252 PRIMARY | Appleton Marine Inc (USA) |
NSN 4730-01-554-5877 is a Nut,tube Coupling, manufactured by Appleton Marine Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-554-5877 has 2 manufacturer part numbers on file: AMD-1741 ITEM 50 (Appleton Marine Inc), YMD-5252 (Appleton Marine Inc).
Key specifications for YMD-5252: End Item Identification: CRANE ASSY, FLDG BOOM; Material: STEEL COMP 304 OVERALL. 1 specification is 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.