The Gearshaft,spur, cataloged under National Stock Number 3040-01-442-0790, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Kone Industrial Oy. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-442-0790 |
| Primary Part Number | KM1525-A |
| Item Name | Gearshaft,spur |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Kone Industrial Oy |
| Status | ACTIVE |
| Shaft Type | SHOULDERED |
| Shaft Material | STEEL |
| Shaft End Size | 3.150 INCHES IN |
| Gear Outside Diameter | 24.386 INCHES NOMINAL IN |
| Gear Material | STEEL |
| Shaft End Type | PLAIN |
| Gear Location on Shaft | OFF CENTER BETWEEN ENDS OF SHAFT |
| Face Width | 2.756 INCHES NOMINAL IN |
| 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 |
|---|---|
| 3487M2100 ITEM 3 | General Crane and Hoist, Inc. (USA) |
| KM1525-A PRIMARY | Kone Industrial Oy (FIN) |
| 3487M1100 ITEM 3 | General Crane and Hoist, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 3487M1100 | D/9 Drawing number reference only General Crane and Hoist, Inc. |
| 3487M2100 | D/9 Drawing number reference only General Crane and Hoist, Inc. |
| 3487M1130 | 7/2 Vendor item drawing reference General Crane and Hoist, Inc. |
| KM1525-A | 3/9 Design control — primary reference Kone Oyj Hyvinkaan Tehtaat |
NSN 3040-01-442-0790 is a Gearshaft,spur, manufactured by Kone Industrial Oy, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-442-0790 has 3 manufacturer part numbers on file: 3487M2100 ITEM 3 (General Crane and Hoist, Inc.), KM1525-A (Kone Industrial Oy), 3487M1100 ITEM 3 (General Crane and Hoist, Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 3020-01-442-0805, 3020-01-442-0928. Verify interchangeability with system specifications before substitution.
Key specifications for KM1525-A: Shaft Type: SHOULDERED; Shaft Material: STEEL; Shaft End Size: 3.150 INCHES IN; Gear Outside Diameter: 24.386 INCHES NOMINAL IN. 8 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.