The Shaft,shouldered, cataloged under National Stock Number 3040-00-146-7019, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Tactair Fluid Controls Inc. Government technical data includes 19 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-146-7019 |
| Primary Part Number | HP1018203-1 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Tactair Fluid Controls Inc |
| Status | ACTIVE |
| Surface Finish | 125.0 MICROINCHES |
| FSC Application Data | STEERING ASSY NOSE WHEEL |
| Step Quantity | 5 |
| First End Diameter | 1.7180 INCHES NOMINAL IN |
| Second End Diameter | 1.7500 INCHES NOMINAL IN |
| Largest Step Diameter | 2.871 INCHES NOMINAL IN |
| Second End Spline Minor Diameter | 1.6870 INCHES NOMINAL IN |
| First End Hole Depth | 1.7180 INCHES NOMINAL IN |
| First End Style | PLAIN |
| Second End Spline Major Diameter | 1.7500 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Spline Quantity | 13 |
| First End Hole Diameter | 0.1560 INCHES NOMINAL IN |
| Second End Pressure Angle | 30.0000 DEGREES NOMINAL |
| Second End Style | SPLINED (INVOLUTE) |
| Material | STEEL |
| Second End Pitch Diameter | 1.7180 INCHES NOMINAL IN |
| First End Distance From Hole Center to End | 0.0950 INCHES NOMINAL IN |
| Second End Spline Length | 1.1850 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| HP1018203-1 PRIMARY | Tactair Fluid Controls Inc (USA) |
| HP1018103-1 | Tactair Fluid Controls Inc (USA) |
| Reference | Meaning |
|---|---|
| HP1018103-1 | 5/9 Secondary reference U.S. Government activity |
| HP1018203-1 | 5/9 Secondary reference U.S. Government activity |
NSN 3040-00-146-7019 is a Shaft,shouldered, manufactured by Tactair Fluid Controls Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-146-7019 has 2 manufacturer part numbers on file: HP1018203-1 (Tactair Fluid Controls Inc), HP1018103-1 (Tactair Fluid Controls Inc).
Key specifications for HP1018203-1: Surface Finish: 125.0 MICROINCHES; FSC Application Data: STEERING ASSY NOSE WHEEL; Step Quantity: 5; First End Diameter: 1.7180 INCHES NOMINAL IN. 19 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.
NSN 3040-00-146-7019 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.