The Nut,hose Coupling, cataloged under National Stock Number 4730-01-075-1561, 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 Danfoss Power Solutions II, Llc. Government technical data includes 12 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-075-1561 |
| Primary Part Number | 1206-12S |
| Item Name | Nut,hose Coupling |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Danfoss Power Solutions II, Llc |
| Status | ACTIVE |
| Width Across Flats | 1.125 INCHES NOMINAL IN |
| Thread Series | UNEF |
| Material Document and Classification | QQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.000 INCHES IN |
| Nut Height | 1.122 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Hose Nominal Size | 0.750 INCHES IN |
| Nut Style | HOSE COUPLING |
| Thread Class | 2B |
| Thread Quantity Per Inch | 20 |
| Material | STEEL 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 |
|---|---|
| 1206-12S PRIMARY | Danfoss Power Solutions II, Llc (USA) |
| Reference | Meaning |
|---|---|
| 6507B | 5/9 Secondary reference U.S. Government activity |
| 6507B | C/1 Advisory reference — outside the item-of-supply concept Siemens Energy, Inc. Dba Dresser-Rand |
| 6507B | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 200114L | D/9 Drawing number reference only U.S. Government activity |
| 200113BB | D/9 Drawing number reference only U.S. Government activity |
| 1206-12 | 5/9 Secondary reference Danfoss Power Solutions II, Llc |
| 200114L PC872 | 5/9 Secondary reference U.S. Government activity |
NSN 4730-01-075-1561 is a Nut,hose Coupling, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-075-1561 has 1 manufacturer part number on file: 1206-12S (Danfoss Power Solutions II, Llc).
5 possible matches (shared part number, not a government interchangeability claim): 4730-01-118-1306, 3040-01-318-4848, 6515-01-379-1247. Verify interchangeability with system specifications before substitution.
Key specifications for 1206-12S: Width Across Flats: 1.125 INCHES NOMINAL IN; Thread Series: UNEF; Material Document and Classification: QQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Thread Direction: RIGHT-HAND. 12 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.