The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-466-5991, 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 Hydraflow. Government technical data includes 14 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 | 4730-01-466-5991 |
| Primary Part Number | 1QF4-2-46A |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Hydraflow |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 PREFORMED PACKING |
| Surface Treatment Document and Classification | MIL-A-8625,TYPE2 FED STD ALL TREATMENT RESPONSES BODY |
| Connection Style | PLAIN ALL ENDS |
| Criticality Code Justification | FEAT |
| Connection Type | UNTHREADED INTERNAL TUBE FIRST FLUID END CONNECTION |
| Connection Type | INTERNAL QUICK DISCONNECT SECOND QUICK DISCONNECT END |
| Style Designator | MALE COUPLING HALF |
| Material Document and Classification | SAE33514 ASSN STD ALL MATERIAL RESPONSES BODY |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES ALL ENDS IN |
| Quick Disconnect Nominal Size | 0.800 INCHES SECOND QUICK DISCONNECT END IN |
| Leg Length | 1.280 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE BODY |
| Material | ALUMINUM ALLOY BODY |
| Quick Disconnect Method | PUSH-PULL SECOND QUICK DISCONNECT END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 1QF4-2-46A PRIMARY | Hydraflow (USA) |
NSN 4730-01-466-5991 is a Coupling Half,quick Disconnect, manufactured by Hydraflow, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-466-5991 has 1 manufacturer part number on file: 1QF4-2-46A (Hydraflow).
Key specifications for 1QF4-2-46A: Furnished Items and Quantity: 1 PREFORMED PACKING; Surface Treatment Document and Classification: MIL-A-8625,TYPE2 FED STD ALL TREATMENT RESPONSES BODY; Connection Style: PLAIN ALL ENDS; Criticality Code Justification: FEAT. 14 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.