The Gearshaft,helical, cataloged under National Stock Number 3040-01-372-8581, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is General Crane and Hoist, Inc.. Government technical data includes 14 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3040-01-372-8581 |
| Primary Part Number | KHSS140-0941-OP12 |
| Item Name | Gearshaft,helical |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | General Crane and Hoist, Inc. |
| Status | ACTIVE |
| Shaft Type | SHOULDERED |
| Helix Angle | 37.5650 DEGREES |
| Shaft Largest Diameter | 40.0 MILLIMETERS NOMINAL MM |
| Shaft End Size | 34.9 MILLIMETERS MM |
| Teeth Quantity | 9 |
| Tooth Direction | LEFT |
| Teeth Type | SINGLE HELIX |
| Gear Outside Diameter | 49.4 MILLIMETERS NOMINAL MM |
| Hardness Rating | 60.0 ROCKWELL H NOMINAL OVERALL |
| Shaft Length | 272.0 MILLIMETERS NOMINAL MM |
| Shaft End Type | KEYWAY FLAT |
| Gear Location on Shaft | ON END OF SHAFT |
| Pressure Angle | 12.3800 DEGREES |
| Face Width | 38.0 MILLIMETERS NOMINAL MM |
| 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 |
|---|---|
| KLSS32002MX601 ITEM 17 | Kone Industrial Oy (FIN) |
| KHSS140-0941-OP12 PRIMARY | General Crane and Hoist, Inc. (USA) |
| Reference | Meaning |
|---|---|
| KLSS32002MX601 ITEM 17 | 5/9 Secondary reference Kone Oyj Hyvinkaan Tehtaat |
| KHSS140-0941-OP12 | 5/9 Secondary reference Kone Oyj Hyvinkaan Tehtaat |
| KHSS140-0941-OP12 | C/1 Advisory reference — outside the item-of-supply concept Kone Industrial Oy |
NSN 3040-01-372-8581 is a Gearshaft,helical, manufactured by General Crane and Hoist, Inc., classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-372-8581 has 2 manufacturer part numbers on file: KLSS32002MX601 ITEM 17 (Kone Industrial Oy), KHSS140-0941-OP12 (General Crane and Hoist, Inc.).
Key specifications for KHSS140-0941-OP12: Shaft Type: SHOULDERED; Helix Angle: 37.5650 DEGREES; Shaft Largest Diameter: 40.0 MILLIMETERS NOMINAL MM; Shaft End Size: 34.9 MILLIMETERS MM. 14 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.