The Elbow,flange to Hose, cataloged under National Stock Number 4730-00-928-6589, 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 Hydrasearch Company, Llc. Government technical data includes 23 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-928-6589 |
| Primary Part Number | 66-190103-2-32 |
| Item Name | Elbow,flange to Hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Hydrasearch Company, Llc |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES |
| Flange Face Design | RAISED STRAIGHT FIRST END |
| Bolt Circle Nominal Diameter | 4.440 INCHES FIRST END IN |
| Nominal Inside Diameter Hose Accommodated | 1.810 INCHES SECOND END IN |
| Nominal Outside Diameter Hose Accommodated | 2.220 INCHES SECOND END IN |
| Material Document and Classification | UNABLE TO DECODE |
| Material Document and Classification | QQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE FLANGE |
| Material Document and Classification | QQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE FLANGEUNABLE TO DECODE |
| Material Document and Classification | QQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE NIPPLE |
| Material Document and Classification | SAE ASSN STD SINGLE MATERIAL RESPONSE SOCKET |
| Bolt Hole Nominal Diameter | 0.560 INCHES FIRST END IN |
| Operating Pressure | 350.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Outside Diameter | 5.560 INCHES FIRST END IN |
| Unable to Decode | UNABLE TO DECODE |
| Material | COPPER ALLOY 903 FLANGE |
| Material | UNABLE TO DECODE |
| Material | COPPER ALLOY 377 SOCKET |
| Material | COPPER ALLOY 377 SOCKETUNABLE TO DECODE |
| Material | COPPER ALLOY 903 FLANGEUNABLE TO DECODE |
| Material | COPPER ALLOY 903 NIPPLE |
| Raised Face Nominal Diameter | 2.740 INCHES FIRST END IN |
| Raised Face Nominal Height | 0.010 INCHES FIRST END IN |
| Nominal Thickness | 0.440 INCHES FIRST END IN |
| 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 |
|---|---|
| 66-190103-2-32 PRIMARY | Hydrasearch Company, Llc (USA) |
| 90EF-B1488FL4-3232 | Hydrasearch Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| 66-190103-2-32 | 3/9 Design control — primary reference Danfoss Power Solutions II, Llc |
| 190103-2-32 | 5/9 Secondary reference Danfoss Power Solutions II, Llc |
NSN 4730-00-928-6589 is a Elbow,flange to Hose, manufactured by Hydrasearch Company, Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-928-6589 has 2 manufacturer part numbers on file: 66-190103-2-32 (Hydrasearch Company, Llc), 90EF-B1488FL4-3232 (Hydrasearch Company, Llc).
Key specifications for 66-190103-2-32: Flow Angle: 90.0 DEGREES; Flange Face Design: RAISED STRAIGHT FIRST END; Bolt Circle Nominal Diameter: 4.440 INCHES FIRST END IN; Nominal Inside Diameter Hose Accommodated: 1.810 INCHES SECOND END IN. 23 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.