The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-124-2332, 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 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 8 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 | 4730-00-124-2332 |
| Primary Part Number | 64A90C263-2 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Connection Style | BOSS GASKET SEAL ALL ENDS |
| Style Designator | MALE COUPLING HALF |
| Leg Length | 0.484 INCHES NOMINAL IN |
| Nominal Thread Size | 0.500 INCHES ALL ENDS IN |
| Thread Class | 2B ALL ENDS |
| Material | ALUMINUM ALLOY BODY |
| Quick Disconnect Method | PUSH-PULL ALL ENDS |
| Thread Series Designator | UNF ALL ENDS |
| 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 |
|---|---|
| 64A90C263-2 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| YN30AB4 | Transdigm Inc Div Adelwiggins Group (USA) |
NSN 4730-00-124-2332 is a Coupling Half,quick Disconnect, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-124-2332 has 2 manufacturer part numbers on file: 64A90C263-2 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), YN30AB4 (Transdigm Inc Div Adelwiggins Group).
Key specifications for 64A90C263-2: Connection Style: BOSS GASKET SEAL ALL ENDS; Style Designator: MALE COUPLING HALF; Overall Length: 1.812 INCHES NOMINAL IN; Leg Length: 0.484 INCHES NOMINAL IN. 8 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.