The Tee,tube, cataloged under National Stock Number 4730-00-009-0384, 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 Defense. Government technical data includes 21 specifications, cited from the U.S. Government catalog. The record lists 9 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-009-0384 |
| Primary Part Number | ST7M220T040406 |
| Item Name | Tee,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Connection Style | INVERTED FLARE (TUBE) ALL ENDS |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES FIRST END IN |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES THIRD END IN |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES SECOND END IN |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Leg Length | 0.669 INCHES MINIMUM AND 0.699 INCHES MAXIMUM SECOND END IN |
| Leg Length | 0.669 INCHES MINIMUM AND 0.699 INCHES MAXIMUM THIRD END IN |
| Leg Length | 0.689 INCHES MINIMUM AND 0.719 INCHES MAXIMUM FIRST END IN |
| Nominal Thread Size | 0.562 INCHES THIRD END IN |
| Nominal Thread Size | 0.438 INCHES SECOND END IN |
| Nominal Thread Size | 0.562 INCHES FIRST END IN |
| Seat Angle | 8.5 DEGREES ALL ENDS |
| Maximum Operating Temp | 135.0 CELSIUS SINGLE RESPONSE DEGC |
| Thread Class | 3A ALL ENDS A |
| Thread Quantity Per Inch | 20 THIRD END |
| Thread Quantity Per Inch | 24 SECOND END |
| Thread Quantity Per Inch | 20 FIRST END |
| Material | TITANIUM ALLOY UNS R54520 OVERALL |
| Thread Series Designator | UNJS SECOND END |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) THIRD END |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) FIRST END |
| 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 |
|---|---|
| ST7M220T040406 PRIMARY | The Boeing Company Div Defense (USA) |
| AP362T04 0406 PRIMARY | Sps Technologies, Llc Dba Airdrome Precision Components (USA) |
| AE16397-040406 PRIMARY | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| TF362T040406 PRIMARY | Smiths Tubular Systems-Laconia, Inc. (USA) |
| R45111T-040406 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division (USA) |
| TF360T04-04-06 PRIMARY | Smiths Tubular Systems-Laconia, Inc. (USA) |
| AE16171-4-4-6 PRIMARY | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| AP360T040406 PRIMARY | Sps Technologies, Llc Dba Airdrome Precision Components (USA) |
| R45111T04-04-06 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division (USA) |
| Reference | Meaning |
|---|---|
| GT515AY04-04-06 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation |
| R4511T-040406 | 5/9 Secondary reference HS Marston Aerospace Limited |
NSN 4730-00-009-0384 is a Tee,tube, manufactured by The Boeing Company Div Defense, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-009-0384 has 9 manufacturer part numbers on file: ST7M220T040406 (The Boeing Company Div Defense), AP362T04 0406 (Sps Technologies, Llc Dba Airdrome Precision Components), AE16397-040406 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), TF362T040406 (Smiths Tubular Systems-Laconia, Inc.), R45111T-040406 (Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division) and 4 more.
Key specifications for ST7M220T040406: Connection Style: INVERTED FLARE (TUBE) ALL ENDS; Nominal Outside Diameter Tube Accommodated: 0.375 INCHES FIRST END IN; Nominal Outside Diameter Tube Accommodated: 0.375 INCHES THIRD END IN; Nominal Outside Diameter Tube Accommodated: 0.250 INCHES SECOND END IN. 21 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.