The Tee,tube, cataloged under National Stock Number 4730-01-376-1823, 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 Aerofit, Llc. Government technical data includes 16 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-01-376-1823 |
| Primary Part Number | 4PHS311-10-06-08 |
| Item Name | Tee,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Aerofit, Llc |
| Status | ACTIVE |
| Connection Style | PLAIN (TUBE) ALL ENDS |
| Tubing Wall Nominal Thickness for Which Designed | 0.097 INCHES FIRST END IN |
| Tubing Wall Nominal Thickness for Which Designed | 0.057 INCHES SECOND END IN |
| Tubing Wall Nominal Thickness for Which Designed | 0.077 INCHES THIRD END IN |
| Connection Type | UNTHREADED EXTERNAL TUBE ALL ENDS |
| Material Document and Classification | AMS4965 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.625 INCHES FIRST END IN |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES THIRD END IN |
| Operating Pressure | 4000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Leg Length | 1.521 INCHES NOMINAL FIRST END IN |
| Leg Length | 1.387 INCHES NOMINAL SECOND END IN |
| Leg Length | 1.411 INCHES NOMINAL THIRD END IN |
| Maximum Operating Temp | 275.0 FAHRENHEIT SECOND RESPONSE DEGF |
| Maximum Operating Temp | -65.0 FAHRENHEIT FIRST RESPONSE DEGF |
| Material | TITANIUM ALLOY 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 |
|---|---|
| 4PHS311-10-06-08 PRIMARY | Aerofit, Llc (USA) |
| Reference | Meaning |
|---|---|
| 7D0431T100608 | 5/2 Secondary reference U.S. Government activity |
| 4PHS311-10-06-08 | 5/9 Secondary reference Te Connectivity Corporation Dba Raychem Product Division |
| 4PHS311-100608 | 5/9 Secondary reference Advanced Metal Components Inc |
NSN 4730-01-376-1823 is a Tee,tube, manufactured by Aerofit, Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-376-1823 has 1 manufacturer part number on file: 4PHS311-10-06-08 (Aerofit, Llc).
Key specifications for 4PHS311-10-06-08: Connection Style: PLAIN (TUBE) ALL ENDS; Tubing Wall Nominal Thickness for Which Designed: 0.097 INCHES FIRST END IN; Tubing Wall Nominal Thickness for Which Designed: 0.057 INCHES SECOND END IN; Tubing Wall Nominal Thickness for Which Designed: 0.077 INCHES THIRD END IN. 16 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.