The Elbow,tube to Boss, cataloged under National Stock Number 4730-01-623-1173, 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 Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-623-1173 |
| Primary Part Number | EW10LOMD71 |
| Item Name | Elbow,tube to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
| Status | ACTIVE |
| Style Designator | ELBOW |
| Nominal Outside Diameter | 10.0 MILLIMETERS ALL ENDS MM |
| Material | STEEL STAINLESS - USE STB000 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 182720442 | Leonardo S.p.a. - Electronics Division - Defence Business Area (ITA) |
| EW10LOMD71 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA) |
| Reference | Meaning |
|---|---|
| EW10LOMD71 | 3/9 Design control — primary reference Parker Hannifin Corp Tube Fitting Div |
NSN 4730-01-623-1173 is a Elbow,tube to Boss, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-623-1173 has 2 manufacturer part numbers on file: 182720442 (Leonardo S.p.a. - Electronics Division - Defence Business Area), EW10LOMD71 (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-623-3040. Verify interchangeability with system specifications before substitution.
Key specifications for EW10LOMD71: Style Designator: ELBOW; Nominal Outside Diameter: 10.0 MILLIMETERS ALL ENDS MM; Part Name Assigned by Controlling Agency: EW SWIVEL NUT ELBOE; Material: STEEL STAINLESS - USE STB000 OVERALL. 3 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.