The Elbow,flange to Pipe, cataloged under National Stock Number 4730-01-178-9658, 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 Oshkosh Defense Llc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-178-9658 |
| Primary Part Number | 2BA458 |
| Item Name | Elbow,flange to Pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Oshkosh Defense Llc |
| Status | ACTIVE |
| Surface Treatment | ANODIZE OVERALL |
| Material | ALUMINUM 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 |
|---|---|
| 2BA458 | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| 9901.3242 | 3/2 Design control — primary reference U.S. Government activity |
| 2BA458 | 5/9 Secondary reference Oshkosh Corp |
| FD1630-ISO-41-7A | 5/9 Secondary reference U.S. Government activity |
NSN 4730-01-178-9658 is a Elbow,flange to Pipe, manufactured by Oshkosh Defense Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-178-9658 has 1 manufacturer part number on file: 2BA458 (Oshkosh Defense Llc).
Key specifications for 2BA458: Surface Treatment: ANODIZE OVERALL; End Item Identification: NSN 2320-01-097-0249 HEMTT (HEAVY EXPANDED MOBILITY TACTICAL TRUCK); Material: ALUMINUM OVERALL. 2 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.