The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-509-9596, 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 Aqua-Chem, Inc. Dba Aqua-Chem Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-509-9596 |
| Primary Part Number | 669-D-8165 ITEM 26 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Aqua-Chem, Inc. Dba Aqua-Chem Inc |
| Status | ACTIVE |
| Style Designator | MALE COUPLING HALF |
| Features Provided | SELF-SEALING |
| 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 |
|---|---|
| 819-07688-000 | Aqua-Chem, Inc. Dba Aqua-Chem Inc (USA) |
| 669-D-8165 ITEM 26 PRIMARY | Aqua-Chem, Inc. Dba Aqua-Chem Inc (USA) |
| 5316K39 | Mcmaster-Carr Supply Co (USA) |
NSN 4730-01-509-9596 is a Coupling Half,quick Disconnect, manufactured by Aqua-Chem, Inc. Dba Aqua-Chem Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-509-9596 has 3 manufacturer part numbers on file: 819-07688-000 (Aqua-Chem, Inc. Dba Aqua-Chem Inc), 669-D-8165 ITEM 26 (Aqua-Chem, Inc. Dba Aqua-Chem Inc), 5316K39 (Mcmaster-Carr Supply Co).
Key specifications for 669-D-8165 ITEM 26: Style Designator: MALE COUPLING HALF; Features Provided: SELF-SEALING; Special Features: EXCEEDS MIL-C-51234 SPECIFICATIONS; Part Name Assigned by Controlling Agency: COUPLING; HOSE. 2 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.