The Adapter,straight,tube to Hose, cataloged under National Stock Number 4730-01-245-9849, 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 The Boeing Company. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-245-9849 |
| Primary Part Number | HS5263-0006 |
| Item Name | Adapter,straight,tube to Hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Connection Style | BARBED OR BEADED (HOSE) SECOND END |
| Connection Style | PLAIN (TUBE) FIRST END |
| Nominal Inside Diameter Hose Accommodated | 0.250 INCHES SECOND END IN |
| Tubing Wall Nominal Thickness for Which Designed | 0.045 INCHES FIRST END IN |
| Nominal Overall Length | 1.780 INCHES IN |
| Connection Type | UNTHREADED INTERNAL TUBE FIRST END |
| Connection Type | UNTHREADED EXTERNAL HOSE SECOND END |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES FIRST END IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 316 OVERALL |
| 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 |
|---|---|
| HS5263-0006 PRIMARY | The Boeing Company (USA) |
| SS-4-HC-A-601 PRIMARY | Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution (USA) |
| Reference | Meaning |
|---|---|
| HS5263-0006 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
NSN 4730-01-245-9849 is a Adapter,straight,tube to Hose, manufactured by The Boeing Company, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-245-9849 has 2 manufacturer part numbers on file: HS5263-0006 (The Boeing Company), SS-4-HC-A-601 (Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-629-0220. Verify interchangeability with system specifications before substitution.
Key specifications for HS5263-0006: Connection Style: BARBED OR BEADED (HOSE) SECOND END; Connection Style: PLAIN (TUBE) FIRST END; Nominal Inside Diameter Hose Accommodated: 0.250 INCHES SECOND END IN; Tubing Wall Nominal Thickness for Which Designed: 0.045 INCHES FIRST END IN. 10 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.