The Gearshaft,spur, cataloged under National Stock Number 3040-01-419-7620, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Northrop Grumman Systems Corp Div Weapon System. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-419-7620 |
| Primary Part Number | 465-4148 |
| Item Name | Gearshaft,spur |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Northrop Grumman Systems Corp Div Weapon System |
| Status | ACTIVE |
| Shaft Material | STEEL |
| Gear Outside Diameter | 34.6 MILLIMETERS NOMINAL MM |
| Gear Material | STEEL |
| 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 |
|---|---|
| 465-4148 | Rosomak S.a (POL) |
| 465-4148 PRIMARY | Northrop Grumman Systems Corp Div Weapon System (USA) |
| Reference | Meaning |
|---|---|
| 10126931 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 465-4148 | 5/9 Secondary reference The Boeing Company |
| 465-4148 | 3/9 Design control — primary reference Alliant Techsystems Operations Llc |
NSN 3040-01-419-7620 is a Gearshaft,spur, manufactured by Northrop Grumman Systems Corp Div Weapon System, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-419-7620 has 2 manufacturer part numbers on file: 465-4148 (Rosomak S.a), 465-4148 (Northrop Grumman Systems Corp Div Weapon System).
Key specifications for 465-4148: Shaft Material: STEEL; Gear Outside Diameter: 34.6 MILLIMETERS NOMINAL MM; Overall Length: 53.8 MILLIMETERS NOMINAL MM; Gear Material: STEEL. 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.