The Inverted Nut,tube Coupling, cataloged under National Stock Number 4730-01-273-2805, 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 Cepeda Associates, Inc. Dba Cepeda Associates Inc. Government technical data includes 2 specifications, 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 | 4730-01-273-2805 |
| Primary Part Number | 1034-B330 ITEM 7 |
| Item Name | Inverted Nut,tube Coupling |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Cepeda Associates, Inc. Dba Cepeda Associates Inc |
| Status | ACTIVE |
| Tube Outside Diameter for Which Designed | 0.125 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| 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 |
|---|---|
| NUT MICROLINE TYPE NUMBER 1 | Cepeda Associates, Inc. Dba Cepeda Associates Inc (USA) |
| 1034-B330 ITEM 7 PRIMARY | Cepeda Associates, Inc. Dba Cepeda Associates Inc (USA) |
NSN 4730-01-273-2805 is a Inverted Nut,tube Coupling, manufactured by Cepeda Associates, Inc. Dba Cepeda Associates Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-273-2805 has 2 manufacturer part numbers on file: NUT MICROLINE TYPE NUMBER 1 (Cepeda Associates, Inc. Dba Cepeda Associates Inc), 1034-B330 ITEM 7 (Cepeda Associates, Inc. Dba Cepeda Associates Inc).
Key specifications for 1034-B330 ITEM 7: Tube Outside Diameter for Which Designed: 0.125 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND. 2 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.