The Tee,tube, cataloged under National Stock Number 4730-01-350-7452, 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 Legacy Am&m. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-350-7452 |
| Primary Part Number | LE273-0066-1111 |
| Item Name | Tee,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Connection Style | FLARED (TUBE) SECOND END |
| Connection Style | SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END |
| Connection Style | FLARED (TUBE) THIRD END |
| Connection Type | THREADED EXTERNAL TUBE THIRD END |
| Connection Type | THREADED EXTERNAL TUBE SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES ALL ENDS IN |
| Leg Length | 0.882 INCHES NOMINAL SECOND END IN |
| Leg Length | 0.602 INCHES NOMINAL FIRST END IN |
| Leg Length | 0.882 INCHES NOMINAL THIRD END IN |
| Nominal Thread Size | 0.438 INCHES ALL ENDS IN |
| Seat Angle | 37.0 DEGREES ALL ENDS |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 3A SECOND END A |
| Thread Class | 3A THIRD END A |
| Thread Class | 3B FIRST END |
| Material | STEEL COMP 304 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) 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 |
|---|---|
| LE273-0066-1111 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
| F22804J4-4-4 PRIMARY | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| AFP660J040404 PRIMARY | Aerofit, Llc (USA) |
| Reference | Meaning |
|---|---|
| AFP660J4-4-4 | 5/9 Secondary reference Aerofit, Llc |
NSN 4730-01-350-7452 is a Tee,tube, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-350-7452 has 3 manufacturer part numbers on file: LE273-0066-1111 (The Boeing Company Div Legacy Am&m), F22804J4-4-4 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), AFP660J040404 (Aerofit, Llc).
Key specifications for LE273-0066-1111: Surface Treatment Document and Classification: MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Connection Style: FLARED (TUBE) SECOND END; Connection Style: SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END; Connection Style: FLARED (TUBE) THIRD END. 20 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.