The Elbow,quick Disconnect, cataloged under National Stock Number 4730-01-449-6595, 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 Dixon Valve & Coupling Company, Llc Div Dixon Fire. Government technical data includes 4 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-449-6595 |
| Primary Part Number | PN 400DD-90AL |
| Item Name | Elbow,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Dixon Valve & Coupling Company, Llc Div Dixon Fire |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES |
| Style Designator | ELBOW |
| Material | ALUMINUM OVERALL |
| Quick Disconnect Method | CAM-LOCKING 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 |
|---|---|
| PN 400DD-90AL | Dixon Valve & Coupling Company, Llc Div Dixon Fire (USA) |
| Reference | Meaning |
|---|---|
| 400DD-90AL | 3/9 Design control — primary reference Omni Services Inc Div Omni Services |
| 9314C10-1079 | 7/2 Vendor item drawing reference The Entwistle Company Llc |
| 40DDL ALUMINUM | 5/9 Secondary reference Omni Services Inc Div Omni Services |
NSN 4730-01-449-6595 is a Elbow,quick Disconnect, manufactured by Dixon Valve & Coupling Company, Llc Div Dixon Fire, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-449-6595 has 1 manufacturer part number on file: PN 400DD-90AL (Dixon Valve & Coupling Company, Llc Div Dixon Fire).
Key specifications for PN 400DD-90AL: Flow Angle: 90.0 DEGREES; Style Designator: ELBOW; Special Features: SIZE 4 INCH BOTH ENDS; FIRST LEG LENGTH 0.562 IN.; SECOND LEG LENGTH 0.562 IN; End Item Identification: 4930-01-139-2492. 4 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.