The Tee,tube, cataloged under National Stock Number 4730-00-141-9011, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-141-9011 |
| Item Name | Tee,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| FSC Application Data | COMPRESSOR,GAS TURBINE |
| Connection Style | FLARED (TUBE) ALL ENDS |
| Material Document and Classification | QQ-A-225/4,T6 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-225/6,T6 FED SPEC 2ND MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.188 INCHES ALL ENDS IN |
| Leg Length | 0.891 INCHES NOMINAL THIRD END IN |
| Leg Length | 0.828 INCHES NOMINAL SECOND END IN |
| Leg Length | 1.438 INCHES MINIMUM AND 1.469 INCHES MAXIMUM FIRST END IN |
| Reduced Passage Nominal Inside Diameter | 0.025 INCHES THIRD END IN |
| Nominal Thread Size | 0.375 INCHES ALL ENDS IN |
| Nominal Thread Size | 0.375 INCHES FIRST END BULKHEAD IN |
| Seat Angle | 37.0 DEGREES ALL ENDS |
| Maximum Operating Temp | 225.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Media for Which Designed | HYDRAULIC FLUID SINGLE RESPONSE |
| Thread Class | 3A FIRST END BULKHEAD A |
| Thread Class | 3A ALL ENDS A |
| Material | ALUMINUM ALLOY 2014 OR ALUMINUM ALLOY 2024 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END BULKHEAD |
| 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 |
| Reference | Meaning |
|---|---|
| 370131 | 5/1 Secondary reference Honeywell International Inc. Div Aerospace - Torrance |
| 370131 | 5/1 Secondary reference U.S. Government activity |
| 370131 | 5/9 Secondary reference Alliedsignal Inc Dba Allied-Signal Aerospace Co |
| MIL-F-5509 | 4/1 Identification reference U.S. Government activity |
| AN804D3 | 2/1 Government specification standardization U.S. Government activity |
NSN 4730-00-141-9011 is a Tee,tube, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 4730-00-203-7450, 2990-01-289-1319. Verify interchangeability with system specifications before substitution.
Key specifications for 4730-00-141-9011: FSC Application Data: COMPRESSOR,GAS TURBINE; Connection Style: FLARED (TUBE) ALL ENDS; Material Document and Classification: QQ-A-225/4,T6 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-225/6,T6 FED SPEC 2ND MATERIAL RESPONSE OVERALL; Nominal Outside Diameter Tube Accommodated: 0.188 INCHES ALL ENDS IN. 18 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.