The Adapter,straight,tube to Hose, cataloged under National Stock Number 4730-00-540-2278, 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 Sae International Dba Sae International. Government technical data includes 20 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through both NSN and commercial part number lookups. 14 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-540-2278 |
| Primary Part Number | AS5180D20 |
| Item Name | Adapter,straight,tube to Hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-A-8625,TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Connection Style | BEADED (HOSE) SECOND END |
| Connection Style | FLARED (TUBE) FIRST END |
| Nominal Inside Diameter Hose Accommodated | 1.250 INCHES SECOND END IN |
| Nominal Overall Length | 3.531 INCHES IN |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Connection Type | UNTHREADED EXTERNAL HOSE SECOND END |
| Nominal Outside Diameter Tube Accommodated | 1.250 INCHES FIRST END IN |
| Nominal Thread Size | 1.625 INCHES FIRST END IN |
| Nominal Thread Size | 1.625 INCHES FIRST END BULKHEAD IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Specification/standard Data | 81343-AS4843/1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 88044-AN807 GOVERNMENT STANDARD |
| Surface Treatment | ANODIZE OVERALL |
| Thread Class | 3A FIRST END A |
| Thread Class | 3A FIRST END BULKHEAD A |
| Thread Quantity Per Inch | 12 FIRST END |
| Thread Quantity Per Inch | 12 FIRST END BULKHEAD |
| Material | ALUMINUM ALLOY OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) FIRST END BULKHEAD |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) 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 |
|---|---|
| AS5180D20 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| AN807-20D | 5/9 Secondary reference Precision Form Rivet Inc |
| SAE-AS4843/1 | 3/1 Design control — primary reference Sae International Dba Sae International |
| AN807-20D | 5/9 Secondary reference Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply |
| AN807-20D | 5/9 Secondary reference Hydro-Fitting Manufacturing Corporation |
| AN807-20D | 5/9 Secondary reference Crown Fitting Co Inc |
| MIL-F-5509 | 5/9 Secondary reference U.S. Government activity |
| AN807-20D | 5/9 Secondary reference Faber Enterprises, Inc. Div Faber Enterprise Inc |
| AS5180D20 | 5/9 Secondary reference U.S. Government activity |
| AN807-20D | 5/9 Secondary reference Collins Engineering Corp |
| AN807-20D | 5/9 Secondary reference U.S. Government activity |
| AN807-20D | 5/9 Secondary reference Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
| AS4843/1 | 5/9 Secondary reference Sae International Dba Sae International |
| AN807-20D | 5/9 Secondary reference Aerofit, Llc |
| AS4843/1 | 5/9 Secondary reference U.S. Government activity |
NSN 4730-00-540-2278 is a Adapter,straight,tube to Hose, manufactured by Sae International Dba Sae International, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-540-2278 has 1 manufacturer part number on file: AS5180D20 (Sae International Dba Sae International).
Key specifications for AS5180D20: Surface Treatment Document and Classification: MIL-A-8625,TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Connection Style: BEADED (HOSE) SECOND END; Connection Style: FLARED (TUBE) FIRST END; Nominal Inside Diameter Hose Accommodated: 1.250 INCHES SECOND END IN. 20 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.