The Adapter,straight,flange to Hose, cataloged under National Stock Number 4730-01-357-3439, 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 9 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-357-3439 |
| Primary Part Number | FC5048-6464-188 |
| Item Name | Adapter,straight,flange to Hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Hydrasearch Company, Llc |
| Status | ACTIVE |
| Flange Shape | ROUND FIRST END |
| Connection Style | GRIPPING NIPPLE (NOSE) SECOND END |
| Nominal Inside Diameter Hose Accommodated | 4.000 INCHES SECOND END IN |
| Nominal Overall Length | 5.280 INCHES IN |
| Connection Type | THREADED EXTERNAL HOSE GRIPPING SECOND END |
| Connection Type | FLANGE FIRST END |
| Material | NICKEL ALLOY SOCKET |
| Material | NICKEL ALLOY NIPPLE |
| Material | COPPER ALLOY FLANGE |
| 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 |
|---|---|
| FC5048-6464-188 PRIMARY | Hydrasearch Company, Llc (USA) |
| 505-6348714-1 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 505-6348714 | D/9 Drawing number reference only Naval Sea Systems Command |
| FC5048-4848-189 | 5/9 Secondary reference Danfoss Power Solutions II, Llc |
| FC5048-6464-189 | C/1 Advisory reference — outside the item-of-supply concept Danfoss Power Solutions II, Llc |
NSN 4730-01-357-3439 is a Adapter,straight,flange to Hose, manufactured by Hydrasearch Company, Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-357-3439 has 2 manufacturer part numbers on file: FC5048-6464-188 (Hydrasearch Company, Llc), 505-6348714-1 (Naval Sea Systems Command).
4 possible matches (shared part number, not a government interchangeability claim): 4730-01-357-5833, 4730-01-357-5834, 4730-01-357-5835. Verify interchangeability with system specifications before substitution.
Key specifications for FC5048-6464-188: Flange Shape: ROUND FIRST END; Connection Style: GRIPPING NIPPLE (NOSE) SECOND END; Nominal Inside Diameter Hose Accommodated: 4.000 INCHES SECOND END IN; Nominal Overall Length: 5.280 INCHES IN. 9 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.