The Coupling,tube, cataloged under National Stock Number 4730-01-221-7328, 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 Lucent Technologies Inc Corporate Headquarters. Government technical data includes 7 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-01-221-7328 |
| Primary Part Number | G807239 |
| Item Name | Coupling,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Lucent Technologies Inc Corporate Headquarters |
| Status | ACTIVE |
| Connection Style | PLAIN (TUBE) ALL ENDS |
| Tubing Wall Nominal Thickness for Which Designed | 0.031 INCHES ALL ENDS IN |
| Nominal Overall Length | 1.240 INCHES IN |
| Connection Type | UNTHREADED EXTERNAL TUBE ALL ENDS |
| Style Designator | PLAIN |
| Nominal Outside Diameter Tube Accommodated | 0.312 INCHES ALL ENDS IN |
| Material | PLASTIC POLYETHYLENE TEREPHTHALATE (PET)(POLYESTER) 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 |
|---|---|
| G807239 PRIMARY | Lucent Technologies Inc Corporate Headquarters (USA) |
| Reference | Meaning |
|---|---|
| G807239 | 5/9 Secondary reference Lucent Technologies Inc Dba Federal Marketing Group |
| G807239 | D/9 Drawing number reference only Lucent Technologies Inc Advanced Technology Systems |
| G807239 | 3/9 Design control — primary reference American Telephone and Telegraph Co |
NSN 4730-01-221-7328 is a Coupling,tube, manufactured by Lucent Technologies Inc Corporate Headquarters, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-221-7328 has 1 manufacturer part number on file: G807239 (Lucent Technologies Inc Corporate Headquarters).
Key specifications for G807239: Connection Style: PLAIN (TUBE) ALL ENDS; Tubing Wall Nominal Thickness for Which Designed: 0.031 INCHES ALL ENDS IN; Nominal Overall Length: 1.240 INCHES IN; Connection Type: UNTHREADED EXTERNAL TUBE ALL ENDS. 7 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.