The Coupling,tube, cataloged under National Stock Number 4730-01-309-3394, 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 Div Legacy Am&m. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-309-3394 |
| Primary Part Number | L5805098-003 |
| Item Name | Coupling,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| Connection Style | PLAIN (TUBE) ALL ENDS |
| Nominal Overall Length | 3.468 INCHES IN |
| Connection Type | THREADED INTERNAL TUBE AND UNTHREADED INTERNAL TUBE ALL ENDS |
| Style Designator | RIGID, SHORT CENTER WRENCHING FACILITY |
| Nominal Outside Diameter Tube Accommodated | 0.625 INCHES ALL ENDS IN |
| Reduced Passage Nominal Inside Diameter | 0.125 INCHES ALL ENDS IN |
| Nominal Thread Size | 0.938 INCHES ALL ENDS IN |
| Thread Class | 3B ALL ENDS |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | UNJEF ALL ENDS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| L5805098-003 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
| Reference | Meaning |
|---|---|
| L5805098 | D/9 Drawing number reference only The Boeing Company Div Legacy Am&m |
NSN 4730-01-309-3394 is a Coupling,tube, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-309-3394 has 1 manufacturer part number on file: L5805098-003 (The Boeing Company Div Legacy Am&m).
Key specifications for L5805098-003: Connection Style: PLAIN (TUBE) ALL ENDS; Nominal Overall Length: 3.468 INCHES IN; Connection Type: THREADED INTERNAL TUBE AND UNTHREADED INTERNAL TUBE ALL ENDS; Style Designator: RIGID, SHORT CENTER WRENCHING FACILITY. 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.
NSN 4730-01-309-3394 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.