The Elbow,quick Disconnect, cataloged under National Stock Number 4730-01-296-1761, 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 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-296-1761 |
| Primary Part Number | 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 |
| Quick Disconnect Nominal Size | 4.000 INCHES ALL ENDS IN |
| 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 |
|---|---|
| 400DD-90AL PRIMARY | Dixon Valve & Coupling Company, Llc Div Dixon Fire (USA) |
| Reference | Meaning |
|---|---|
| 400D-90 4IN | 5/9 Secondary reference Dixon Valve & Coupling Company, Llc Div Dixon Fire |
NSN 4730-01-296-1761 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 4730-01-296-1761 has 1 manufacturer part number on file: 400DD-90AL (Dixon Valve & Coupling Company, Llc Div Dixon Fire).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-449-6595. Verify interchangeability with system specifications before substitution.
Key specifications for 400DD-90AL: Flow Angle: 90.0 DEGREES; Style Designator: ELBOW; Quick Disconnect Nominal Size: 4.000 INCHES ALL ENDS IN; Material: ALUMINUM OVERALL. 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.