The Shaft,shouldered, cataloged under National Stock Number 3040-01-008-4998, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 17 specifications, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-008-4998 |
| Primary Part Number | 10293310 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Surface Finish | 125.0 MICROINCHES |
| Second End Hole Diameter | 0.2570 INCHES NOMINAL IN |
| Second End Hole Diameter | 0.3770 INCHES NOMINAL IN |
| Step Quantity | 4 |
| First End Diameter | 0.9700 INCHES NOMINAL IN |
| Largest Step Diameter | 1.166 INCHES NOMINAL IN |
| First End Distance Between Hole Centers | 0.370 INCHES NOMINAL IN |
| Material Document and Classification | MIL-S-5626,CONDITION C,D,OR E MIL SPEC SINGLE MATERIAL RESPONSE |
| First End Angle Between Holes | 90.0 DEGREES NOMINAL |
| Second End Slot Depth | 2.250 INCHES NOMINAL IN |
| Second End Distance From Hole Center to End | 0.525 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Slot Width | 0.500 INCHES NOMINAL IN |
| First End Hole Diameter | 0.2560 INCHES MINIMUM AND 0.2630 INCHES MAXIMUM IN |
| Material | STEEL COMP 4140 |
| Second End Distance Between Hole Centers | 1.020 INCHES NOMINAL IN |
| First End Distance From Hole Center to End | 0.310 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 |
|---|---|
| 10293310 PRIMARY | Us Army Aviation and Missile Command (USA) |
NSN 3040-01-008-4998 is a Shaft,shouldered, manufactured by Us Army Aviation and Missile Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-008-4998 has 1 manufacturer part number on file: 10293310 (Us Army Aviation and Missile Command).
Key specifications for 10293310: Surface Finish: 125.0 MICROINCHES; Second End Hole Diameter: 0.2570 INCHES NOMINAL IN; Second End Hole Diameter: 0.3770 INCHES NOMINAL IN; Step Quantity: 4. 17 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.