The Adapter,straight,flange to Hose, cataloged under National Stock Number 4730-01-399-4255, 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 Mag Aerospace Industries, Llc Div Safran Cabins. 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 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 | 4730-01-399-4255 |
| Primary Part Number | 11800-271 |
| Item Name | Adapter,straight,flange to Hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Mag Aerospace Industries, Llc Div Safran Cabins |
| Status | ACTIVE |
| Flange Shape | RECTANGULAR WITH HOLES FIRST END |
| Connection Style | INSERT (HOSE) SECOND END |
| Connection Type | UNTHREADED EXTERNAL HOSE SECOND END |
| Connection Type | FLANGE FIRST END |
| Bolt Hole Quantity | 4 FIRST END |
| 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 |
|---|---|
| 11800-271 PRIMARY | Mag Aerospace Industries, Llc Div Safran Cabins (USA) |
NSN 4730-01-399-4255 is a Adapter,straight,flange to Hose, manufactured by Mag Aerospace Industries, Llc Div Safran Cabins, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-399-4255 has 1 manufacturer part number on file: 11800-271 (Mag Aerospace Industries, Llc Div Safran Cabins).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-573-2979. Verify interchangeability with system specifications before substitution.
Key specifications for 11800-271: Flange Shape: RECTANGULAR WITH HOLES FIRST END; Connection Style: INSERT (HOSE) SECOND END; Connection Type: UNTHREADED EXTERNAL HOSE SECOND END; Connection Type: FLANGE FIRST END. 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.