The Manifold,air Line, cataloged under National Stock Number 4730-01-125-3158, 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 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-125-3158 |
| Primary Part Number | 74A851610-1001 |
| Item Name | Manifold,air Line |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Outlet Connection Thread Size and Series/type Designator and Location | 1/4-18 ANPT EXTERNAL |
| Outlet Connection Thread Size and Series/type Designator and Location | 3/8-18 ANPT EXTERNAL |
| FSC Application Data | AIRCRAFT FUSELAGE SECTION |
| Outlet Connection Quantity | 2 |
| Inlet Connection Quantity | 3 |
| Inlet Valve | NOT PROVIDED |
| Outlet Valve | NOT PROVIDED |
| Material | ALUMINUM ALLOY |
| Inlet Connection Thread Size and Series/type Designator and Location | 1/4-27 ANPT EXTERNAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 74A851610-1001 | Hydro-Fitting Manufacturing Corporation (USA) |
| 74A851610-1001 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 4730-01-125-3158 is a Manifold,air Line, manufactured by The Boeing Company Div Defense, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-125-3158 has 2 manufacturer part numbers on file: 74A851610-1001 (Hydro-Fitting Manufacturing Corporation), 74A851610-1001 (The Boeing Company Div Defense).
Key specifications for 74A851610-1001: Outlet Connection Thread Size and Series/type Designator and Location: 1/4-18 ANPT EXTERNAL; Outlet Connection Thread Size and Series/type Designator and Location: 3/8-18 ANPT EXTERNAL; FSC Application Data: AIRCRAFT FUSELAGE SECTION; Outlet Connection Quantity: 2. 9 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 4730-01-125-3158 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.