The Coupling Assembly,tube,flexible, cataloged under National Stock Number 4730-01-452-3924, 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 Fernco Inc. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Coupling Assembly,tube,flexible |
| FSC / FSG | 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings (FSG 47) |
| Manufacturers | Fernco Inc (CAGE 0JM37) |
| Parameter | Value |
|---|---|
| NSN | 4730-01-452-3924 |
| Primary Part Number | 1056-22 |
| Item Name | Coupling Assembly,tube,flexible |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Fernco Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 1056-22 PRIMARY | Fernco Inc (USA) |
| Reference | Meaning |
|---|---|
| 2503178-002 | 5/9 Secondary reference Envirovac Inc Dba Monogram Systems-Rockford Div |
| 3900014 ITEM 34 | 5/9 Secondary reference Envirovac Inc Dba Monogram Systems-Rockford Div |
| 3900014 | D/9 Drawing number reference only Envirovac Inc Dba Monogram Systems-Rockford Div |
NSN 4730-01-452-3924 is a Coupling Assembly,tube,flexible, manufactured by Fernco Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-452-3924 has 1 manufacturer part number on file: 1056-22 (Fernco Inc).
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.