The Tee,tube, cataloged under National Stock Number 4730-01-076-3283, 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 Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-076-3283 |
| Primary Part Number | AE16403-4 |
| Item Name | Tee,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
| Status | ACTIVE |
| Connection Style | SWIVEL NUT INVERTED FLARE (TUBE) FIRST END |
| Connection Style | INVERTED FLARE (TUBE) SECOND END |
| Connection Style | SWIVEL NUT INVERTED FLARE (TUBE) THIRD END |
| Connection Type | THREADED EXTERNAL TUBE SECOND END |
| Connection Type | THREADED INTERNAL TUBE THIRD END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Material Document and Classification | AMS4965 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES ALL ENDS IN |
| Leg Length | 0.617 INCHES NOMINAL SECOND END IN |
| Leg Length | 0.808 INCHES NOMINAL FIRST END IN |
| Leg Length | 0.808 INCHES NOMINAL THIRD END IN |
| Nominal Thread Size | 0.438 INCHES ALL ENDS IN |
| Seat Angle | 8.5 DEGREES ALL ENDS |
| Thread Class | 3A SECOND END A |
| Thread Class | 3B THIRD END |
| Thread Class | 3B FIRST END |
| Thread Quantity Per Inch | 24 ALL ENDS |
| Material | TITANIUM OVERALL |
| Thread Series Designator | UNJS 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 |
|---|---|
| AE16403-4 PRIMARY | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| ST7M244T4 PRIMARY | The Boeing Company Div Defense (USA) |
| AP376T04 | Sps Technologies, Llc Dba Airdrome Precision Components (USA) |
| R44130T-04 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division (USA) |
| Reference | Meaning |
|---|---|
| ST7M244 | D/9 Drawing number reference only The Boeing Company Div Defense |
NSN 4730-01-076-3283 is a Tee,tube, manufactured by Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-076-3283 has 4 manufacturer part numbers on file: AE16403-4 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), ST7M244T4 (The Boeing Company Div Defense), AP376T04 (Sps Technologies, Llc Dba Airdrome Precision Components), R44130T-04 (Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division).
Key specifications for AE16403-4: Connection Style: SWIVEL NUT INVERTED FLARE (TUBE) FIRST END; Connection Style: INVERTED FLARE (TUBE) SECOND END; Connection Style: SWIVEL NUT INVERTED FLARE (TUBE) THIRD END; Connection Type: THREADED EXTERNAL TUBE SECOND END. 19 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.