The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-593-6532, 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 The Boeing Company Div Defense. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-593-6532 |
| Primary Part Number | ST7M319-8 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 ADAPTER |
| Style Designator | MALE COUPLING HALF |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | MIL-R-2589 MIL SPEC SINGLE MATERIAL RESPONSE SEAT |
| Material Document and Classification | QQ-W-423 FED SPEC SINGLE MATERIAL RESPONSE RETAINER |
| Operating Pressure | 1000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS |
| Operating Pressure | 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS |
| Leg Length | 2.042 INCHES NOMINAL IN |
| Maximum Operating Temp | 275.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Material | STEEL CORROSION RESISTING RETAINER |
| Material | STEEL CORROSION RESISTING BODY |
| Material | RUBBER SEAT |
| 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 |
|---|---|
| ST7M319-8 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 4730-01-593-6532 is a Coupling Half,quick Disconnect, manufactured by The Boeing Company Div Defense, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-593-6532 has 1 manufacturer part number on file: ST7M319-8 (The Boeing Company Div Defense).
Key specifications for ST7M319-8: Furnished Items and Quantity: 1 ADAPTER; Style Designator: MALE COUPLING HALF; Material Document and Classification: AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE BODY; Material Document and Classification: MIL-R-2589 MIL SPEC SINGLE MATERIAL RESPONSE SEAT. 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.