The Tee,tube, cataloged under National Stock Number 4730-01-140-1787, 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 14 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-140-1787 |
| Primary Part Number | ST7M184T100808 |
| 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 | SWAGED W/ GROOVES (TUBE) ALL ENDS |
| Criticality Code Justification | FEAT |
| Connection Type | UNTHREADED INTERNAL TUBE ALL ENDS |
| Nominal Outside Diameter Tube Accommodated | 0.625 INCHES FIRST END IN |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES THIRD END IN |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Leg Length | 1.821 INCHES MINIMUM AND 1.915 INCHES MAXIMUM SECOND END IN |
| Leg Length | 1.821 INCHES NOMINAL THIRD END IN |
| Leg Length | 1.860 INCHES MINIMUM AND 1.885 INCHES MAXIMUM FIRST END IN |
| Maximum Operating Temp | 275.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Surface Treatment | PLASTIC OUTSIDE |
| Media for Which Designed | HYDRAULIC FLUID SINGLE RESPONSE |
| Material | TITANIUM ALLOY OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| D10023E100808 | Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company (USA) |
| ST7M184T100808 PRIMARY | The Boeing Company Div Defense (USA) |
| STM7M184T100808 | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| Reference | Meaning |
|---|---|
| STM7M184T100808 | 5/9 Secondary reference Stanley Harrison Corporation |
| 10108736 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| STM6M184T100808 | 5/9 Secondary reference Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company |
| ST7M184 | D/9 Drawing number reference only The Boeing Company Div Defense |
NSN 4730-01-140-1787 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 4730-01-140-1787 has 3 manufacturer part numbers on file: D10023E100808 (Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company), ST7M184T100808 (The Boeing Company Div Defense), STM7M184T100808 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution).
7 possible matches (shared part number, not a government interchangeability claim): 4730-01-141-2817, 4730-01-141-2818, 4730-01-167-3739. Verify interchangeability with system specifications before substitution.
Key specifications for ST7M184T100808: Connection Style: SWAGED W/ GROOVES (TUBE) ALL ENDS; Criticality Code Justification: FEAT; Connection Type: UNTHREADED INTERNAL TUBE ALL ENDS; Nominal Outside Diameter Tube Accommodated: 0.625 INCHES FIRST END IN. 14 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.
NSN 4730-01-140-1787 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.