The Coupling,tube, cataloged under National Stock Number 4730-01-269-1652, 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 Naval Sea Systems Command. Government technical data includes 15 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-269-1652 |
| Primary Part Number | 5893849 |
| Item Name | Coupling,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-A-8625,TYPE III,CLASS 1 MIL SPEC 2ND TREATMENT RESPONSE OVERALL |
| Connection Style | PLAIN (TUBE) SECOND END |
| Connection Style | PLAIN (TUBE) FIRST END |
| Nominal Overall Length | 1.865 INCHES IN |
| Connection Type | THREADED EXTERNAL TUBE SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Style Designator | RIGID, THREADED INTERNAL AND EXTERNAL |
| Nominal Outside Diameter Tube Accommodated | 0.875 INCHES ALL ENDS IN |
| Nominal Thread Size | 1.188 INCHES ALL ENDS IN |
| Surface Treatment | ANODIZE AND DICHROMATE OVERALL |
| Thread Class | 2A SECOND END A |
| Thread Class | 2B FIRST END |
| Thread Quantity Per Inch | 12 ALL ENDS |
| Material | ALUMINUM ALLOY 7075 OVERALL |
| Thread Series Designator | UN ALL ENDS |
| 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 |
|---|---|
| 5893849 PRIMARY | Naval Sea Systems Command (USA) |
NSN 4730-01-269-1652 is a Coupling,tube, manufactured by Naval Sea Systems Command, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-269-1652 has 1 manufacturer part number on file: 5893849 (Naval Sea Systems Command).
Key specifications for 5893849: Surface Treatment Document and Classification: MIL-A-8625,TYPE III,CLASS 1 MIL SPEC 2ND TREATMENT RESPONSE OVERALL; Connection Style: PLAIN (TUBE) SECOND END; Connection Style: PLAIN (TUBE) FIRST END; Nominal Overall Length: 1.865 INCHES IN. 15 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.