The Adapter,straight,tube to Hose, cataloged under National Stock Number 4730-01-548-3604, 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 Swagelok Co. Government technical data includes 9 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 | 4730-01-548-3604 |
| Primary Part Number | SS-6-HC-A-401 |
| Item Name | Adapter,straight,tube to Hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Swagelok Co |
| Status | ACTIVE |
| Connection Style | GROOVED (TUBE) FIRST END |
| Connection Style | INSERT (HOSE) SECOND END |
| Nominal Inside Diameter Hose Accommodated | 0.375 INCHES SECOND END IN |
| Nominal Overall Length | 2.280 INCHES IN |
| Connection Type | UNTHREADED EXTERNAL TUBE FIRST END |
| Connection Type | UNTHREADED EXTERNAL HOSE SECOND END |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES FIRST END IN |
| Operating Pressure | 8000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Material | STEEL CORROSION RESISTING 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 |
|---|---|
| SS-6-HC-A-401 PRIMARY | Swagelok Co (USA) |
NSN 4730-01-548-3604 is a Adapter,straight,tube to Hose, manufactured by Swagelok Co, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-548-3604 has 1 manufacturer part number on file: SS-6-HC-A-401 (Swagelok Co).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-622-9721. Verify interchangeability with system specifications before substitution.
Key specifications for SS-6-HC-A-401: Connection Style: GROOVED (TUBE) FIRST END; Connection Style: INSERT (HOSE) SECOND END; Nominal Inside Diameter Hose Accommodated: 0.375 INCHES SECOND END IN; Nominal Overall Length: 2.280 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.