The Tee,hose, cataloged under National Stock Number 4730-01-139-9801, 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 11 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 8 items share a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-139-9801 |
| Primary Part Number | ST7M184T121010 |
| Item Name | Tee,hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Nominal Inside Diameter Hose Accommodated | 0.750 INCHES SECOND END IN |
| Nominal Inside Diameter Hose Accommodated | 0.875 INCHES FIRST END IN |
| Nominal Inside Diameter Hose Accommodated | 0.750 INCHES THIRD END IN |
| Criticality Code Justification | MATT |
| Connection Type | UNTHREADED EXTERNAL HOSE ALL ENDS |
| Leg Length | 1.922 INCHES NOMINAL SECOND END IN |
| Leg Length | 1.984 INCHES NOMINAL FIRST END IN |
| Leg Length | 1.984 INCHES NOMINAL THIRD END IN |
| Surface Treatment | ANODIZE OVERALL |
| Media for Which Designed | HYDRAULIC FLUID SINGLE RESPONSE |
| Material | ALUMINUM ALLOY OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| D10023E121010 | Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company (USA) |
| H10023E121010 | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| ST7M184T121010 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| H10023E121010 | 5/9 Secondary reference Stanley Harrison Corporation |
| LD83010E121010 | 5/9 Secondary reference Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
| 10108735 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| ST7M184 | D/9 Drawing number reference only The Boeing Company Div Defense |
NSN 4730-01-139-9801 is a Tee,hose, manufactured by The Boeing Company Div Defense, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-139-9801 has 3 manufacturer part numbers on file: D10023E121010 (Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company), H10023E121010 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), ST7M184T121010 (The Boeing Company Div Defense).
8 possible matches (shared part number, not a government interchangeability claim): 4730-01-140-1787, 4730-01-141-2817, 4730-01-141-2818. Verify interchangeability with system specifications before substitution.
Key specifications for ST7M184T121010: Nominal Inside Diameter Hose Accommodated: 0.750 INCHES SECOND END IN; Nominal Inside Diameter Hose Accommodated: 0.875 INCHES FIRST END IN; Nominal Inside Diameter Hose Accommodated: 0.750 INCHES THIRD END IN; Criticality Code Justification: MATT. 11 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.