The Adapter,straight,flange to Hose, cataloged under National Stock Number 4730-01-503-5386, 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 22 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-503-5386 |
| Primary Part Number | 375-190109-2-40 |
| Item Name | Adapter,straight,flange to Hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Danfoss Power Solutions II, Llc |
| Status | ACTIVE |
| Flange Shape | ROUND WITH HOLES FIRST END |
| Flange Face Design | RAISED STRAIGHT FIRST END |
| Connection Style | GRIPPING NIPPLE (NOSE) SECOND END |
| Bolt Circle Nominal Diameter | 4.750 INCHES FIRST END IN |
| Nominal Inside Diameter Hose Accommodated | 2.380 INCHES SECOND END IN |
| Nominal Outside Diameter Hose Accommodated | 2.880 INCHES SECOND END IN |
| Nominal Overall Length | 3.890 INCHES IN |
| Connection Type | THREADED EXTERNAL HOSE GRIPPING SECOND END |
| Connection Type | FLANGE FIRST END |
| Material Document and Classification | MIL-B-24480 MIL SPEC SINGLE MATERIAL RESPONSE NIPPLE |
| Material Document and Classification | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SOCKET |
| Bolt Hole Nominal Diameter | 0.750 INCHES FIRST END IN |
| Operating Pressure | 350.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Maximum Operating Temp | 200.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Nominal Outside Diameter | 6.000 INCHES FIRST END IN |
| Bolt Hole Quantity | 4 FIRST END |
| Material | NICKEL ALLOY SOCKET |
| Material | NICKEL ALLOY FLANGE |
| Material | NICKEL ALLOY AND COPPER ALLOY NIPPLE |
| Raised Face Nominal Diameter | 3.280 INCHES FIRST END IN |
| Raised Face Nominal Height | 0.015 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 |
|---|---|
| 375-190109-2-40 PRIMARY | Danfoss Power Solutions II, Llc (USA) |
| EF-MB1488F5-3240 PRIMARY | Hydrasearch Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| 375-190109 | D/9 Drawing number reference only Danfoss Power Solutions II, Llc |
NSN 4730-01-503-5386 is a Adapter,straight,flange to Hose, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-503-5386 has 2 manufacturer part numbers on file: 375-190109-2-40 (Danfoss Power Solutions II, Llc), EF-MB1488F5-3240 (Hydrasearch Company, Llc).
Key specifications for 375-190109-2-40: Flange Shape: ROUND WITH HOLES FIRST END; Flange Face Design: RAISED STRAIGHT FIRST END; Connection Style: GRIPPING NIPPLE (NOSE) SECOND END; Bolt Circle Nominal Diameter: 4.750 INCHES FIRST END IN. 22 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.