The Elbow,line, cataloged under National Stock Number 4730-00-971-3571, 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 Aero Components, Llc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Elbow,line |
| FSC / FSG | 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings (FSG 47) |
| Manufacturers | Aero Components, Llc (CAGE 59213); Hydro-Fitting Manufacturing Corporation (CAGE 13899) |
| Parameter | Value |
|---|---|
| NSN | 4730-00-971-3571 |
| Primary Part Number | 128HM10197-1 |
| Item Name | Elbow,line |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Aero Components, Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 128HM10197-1 PRIMARY | Aero Components, Llc (USA) |
| 128HM10197-1 | Hydro-Fitting Manufacturing Corporation (USA) |
| Reference | Meaning |
|---|---|
| 128HM10197-1 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Systems Corporation |
| 128HM10197-1 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 4730-00-971-3571 is a Elbow,line, manufactured by Aero Components, Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-971-3571 has 2 manufacturer part numbers on file: 128HM10197-1 (Aero Components, Llc), 128HM10197-1 (Hydro-Fitting Manufacturing Corporation).
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.