The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-01-220-8074, 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 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-220-8074 |
| Primary Part Number | HS5312-0402 |
| Item Name | Adapter,straight,pipe to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Connection Style | SWAGED W/ GROOVES (TUBE) FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Nominal Overall Length | 1.250 INCHES IN |
| Connection Type | UNTHREADED INTERNAL TUBE FIRST END |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES FIRST END IN |
| Nominal Thread Size | 0.125 INCHES SECOND END IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | NPT SECOND 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 |
|---|---|
| HS5312-0402 PRIMARY | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| SS-4-TA-1-2 | 5/9 Secondary reference Swagelok Co Dba Use CAGE Code 3t9t9 for Cataloging |
| ES8590-24 | 5/9 Secondary reference Drs Sustainment Systems, Inc. |
| HS5312-0402 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
NSN 4730-01-220-8074 is a Adapter,straight,pipe to Tube, manufactured by The Boeing Company, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-220-8074 has 1 manufacturer part number on file: HS5312-0402 (The Boeing Company).
Key specifications for HS5312-0402: Connection Style: SWAGED W/ GROOVES (TUBE) FIRST END; Connection Style: PLAIN (PIPE) SECOND END; Nominal Overall Length: 1.250 INCHES IN; Connection Type: UNTHREADED INTERNAL TUBE FIRST END. 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.