The Shaft Assembly,shouldered, cataloged under National Stock Number 3040-01-545-2991, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Parker Hannifin Corp Dba Pneutronics. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-545-2991 |
| Primary Part Number | F2-78-1 |
| Item Name | Shaft Assembly,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Parker Hannifin Corp Dba Pneutronics |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| 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 |
|---|---|
| F2-78-1 PRIMARY | Parker Hannifin Corp Dba Pneutronics (USA) |
| Reference | Meaning |
|---|---|
| K261-C40518 | 3/9 Design control — primary reference U.S. Government activity |
NSN 3040-01-545-2991 is a Shaft Assembly,shouldered, manufactured by Parker Hannifin Corp Dba Pneutronics, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-545-2991 has 1 manufacturer part number on file: F2-78-1 (Parker Hannifin Corp Dba Pneutronics).
Key specifications for F2-78-1: Criticality Code Justification: AGAV; Part Name Assigned by Controlling Agency: INAVY - ROTOR & SHAFT ASS; End Item Identification: MV-22 AIRCRAFT. 1 specification is 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.