The Plug,tube Fitting,threaded, cataloged under National Stock Number 4730-01-326-8081, 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 Hamilton Sundstrand Corporation Dba Collins Aerospace. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-326-8081 |
| Primary Part Number | 776819-1 |
| Item Name | Plug,tube Fitting,threaded |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Head Height | 0.297 INCHES NOMINAL IN |
| Connection Style | PLAIN |
| Style Designator | PLUG, TUBE FITTING FLARED (NOTE: DRILLED HOLE IS OPTIONAL, SHOULD NOT BE CONSIDERED AS A SEPARATING CHARACTERISTIC) |
| Thread Direction | RIGHT-HAND EXTERNAL |
| Nominal Thread Size | 0.562 INCHES EXTERNAL IN |
| Surface Treatment | ANODIZE OVERALL |
| Thread Class | 3A EXTERNAL A |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Thread Series Designator | UNF EXTERNAL |
| 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 |
|---|---|
| 776819-1 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
| Reference | Meaning |
|---|---|
| 776819 | D/9 Drawing number reference only Hamilton Sundstrand Corporation Dba Collins Aerospace |
NSN 4730-01-326-8081 is a Plug,tube Fitting,threaded, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-326-8081 has 1 manufacturer part number on file: 776819-1 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
Key specifications for 776819-1: Head Height: 0.297 INCHES NOMINAL IN; Connection Style: PLAIN; Style Designator: PLUG, TUBE FITTING FLARED (NOTE: DRILLED HOLE IS OPTIONAL, SHOULD NOT BE CONSIDERED AS A SEPARATING CHARACTERISTIC); Overall Length: 0.702 INCHES NOMINAL IN. 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.