The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-386-5684, 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 Danfoss Power Solutions II, Llc. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-386-5684 |
| Primary Part Number | FD40-1016-08-08 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Danfoss Power Solutions II, Llc |
| Status | ACTIVE |
| Connection Style | BARBED OR SERRATED END ALL ENDS |
| Nominal Inside Diameter Hose Accommodated | 0.500 INCHES ALL ENDS IN |
| Connection Type | UNTHREADED EXTERNAL HOSE FIRST FLUID END CONNECTION |
| Connection Type | EXTERNAL QUICK DISCONNECT ALL ENDS |
| Style Designator | MALE COUPLING HALF |
| Quick Disconnect Nominal Size | 0.500 INCHES ALL ENDS IN |
| Material | STEEL BODY |
| Quick Disconnect Method | PUSH-PULL 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 |
|---|---|
| 25C1514ITEM1 | Fluor Marine Propulsion, Llc Dba Knolls Atomic Power Laboratory (USA) |
| 25C1514I1 | Fluor Marine Propulsion, Llc Dba Knolls Atomic Power Laboratory (USA) |
| 25C1514-1 | Fluor Marine Propulsion, Llc Dba Knolls Atomic Power Laboratory (USA) |
| FD40-1016-08-08 PRIMARY | Danfoss Power Solutions II, Llc (USA) |
| 81-5 PRIMARY | Foster Manufacturing Co, Inc. Dba Foster Manufacturing Co (USA) |
| Reference | Meaning |
|---|---|
| 25C1514 | D/9 Drawing number reference only Allen Tool Phoenix, Inc |
NSN 4730-01-386-5684 is a Coupling Half,quick Disconnect, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-386-5684 has 5 manufacturer part numbers on file: 25C1514ITEM1 (Fluor Marine Propulsion, Llc Dba Knolls Atomic Power Laboratory), 25C1514I1 (Fluor Marine Propulsion, Llc Dba Knolls Atomic Power Laboratory), 25C1514-1 (Fluor Marine Propulsion, Llc Dba Knolls Atomic Power Laboratory), FD40-1016-08-08 (Danfoss Power Solutions II, Llc), 81-5 (Foster Manufacturing Co, Inc. Dba Foster Manufacturing Co).
Key specifications for FD40-1016-08-08: Connection Style: BARBED OR SERRATED END ALL ENDS; Nominal Inside Diameter Hose Accommodated: 0.500 INCHES ALL ENDS IN; Connection Type: UNTHREADED EXTERNAL HOSE FIRST FLUID END CONNECTION; Connection Type: EXTERNAL QUICK DISCONNECT ALL ENDS. 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.