The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-677-9629, 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 U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-677-9629 |
| Primary Part Number | 12579799 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Nominal Length | 31.0 MILLIMETERS MM |
| Style Designator | MALE COUPLING HALF |
| Material | STEEL BODY |
| 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 |
|---|---|
| 12579799 | General Dynamics Ordnance and Tactical Systems, Inc. (USA) |
| 12579799 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 12579799 | Flyer Defense, Llc (USA) |
| Reference | Meaning |
|---|---|
| JD13-1017-05-05 | 5/9 Secondary reference Nelson-Dunn Inc |
NSN 4730-01-677-9629 is a Coupling Half,quick Disconnect, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-677-9629 has 3 manufacturer part numbers on file: 12579799 (General Dynamics Ordnance and Tactical Systems, Inc.), 12579799 (U S Army Tank Automotive Command Amsta-Im-Mm), 12579799 (Flyer Defense, Llc).
Key specifications for 12579799: Nominal Length: 31.0 MILLIMETERS MM; Style Designator: MALE COUPLING HALF; End Item Identification: 2355016275147; Material: STEEL BODY. 3 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.