The Coupling Assembly,tube, cataloged under National Stock Number 4730-01-581-0063, 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 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-581-0063 |
| Primary Part Number | AS1652C24 |
| Item Name | Coupling Assembly,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Connection Style | GROOVED (TUBE) ALL ENDS |
| Nominal Overall Length | 1.051 INCHES IN |
| Connection Type | UNTHREADED TUBE W/FORMED END ALL ENDS |
| Style Designator | BEVELED BOTH ENDS |
| Material Document and Classification | AS1654C NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | AS1655C NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE SLEEVE |
| Nominal Outside Diameter Tube Accommodated | 1.500 INCHES ALL ENDS IN |
| Material | STEEL CORROSION RESISTING SLEEVE |
| 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 |
|---|---|
| AS1652C24 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| SAE-AS1652 | 3/1 Design control — primary reference Sae International Dba Sae International |
| AS1652C24 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4730-01-581-0063 is a Coupling Assembly,tube, manufactured by Sae International Dba Sae International, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-581-0063 has 1 manufacturer part number on file: AS1652C24 (Sae International Dba Sae International).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-625-9461. Verify interchangeability with system specifications before substitution.
Key specifications for AS1652C24: Connection Style: GROOVED (TUBE) ALL ENDS; Nominal Overall Length: 1.051 INCHES IN; Connection Type: UNTHREADED TUBE W/FORMED END ALL ENDS; Style Designator: BEVELED BOTH ENDS. 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.