The Nipple,quick-Disconnect, cataloged under National Stock Number 4730-01-520-8832, 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 Transdigm Inc Div Adelwiggins Group. Government technical data includes 5 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 | 4730-01-520-8832 |
| Primary Part Number | 51243-4 |
| Item Name | Nipple,quick-Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Transdigm Inc Div Adelwiggins Group |
| Status | ACTIVE |
| Operating Pressure | 1800.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Maximum Operating Temp | 250.0 FAHRENHEIT DEGF |
| Media for Which Designed | HYDRAULIC FLUID, SYNTHETIC HYDROCARBON BASE |
| Material | STEEL CORROSION RESISTING BODY |
| Quick Disconnect Method | PUSH-LOCK |
| 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 |
|---|---|
| 51243-4 PRIMARY | Transdigm Inc Div Adelwiggins Group (USA) |
| 12438480-4 | General Dynamics Land Systems Inc. (USA) |
NSN 4730-01-520-8832 is a Nipple,quick-Disconnect, manufactured by Transdigm Inc Div Adelwiggins Group, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-520-8832 has 2 manufacturer part numbers on file: 51243-4 (Transdigm Inc Div Adelwiggins Group), 12438480-4 (General Dynamics Land Systems Inc.).
Key specifications for 51243-4: Overall Length: 1.070 INCHES NOMINAL IN; Operating Pressure: 1800.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS; Maximum Operating Temp: 250.0 FAHRENHEIT DEGF; Special Features: NIPPLES INCORPORATE A RELIEF VALVE THAT RELIEVES PRESSURE IN THE DISCONNECTED POSITION AT 25-75 PSID.. 5 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.