The Shaft,shouldered, cataloged under National Stock Number 3040-01-284-7434, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 15 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 3040-01-284-7434 |
| Primary Part Number | 6110-152 ITEM 8 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Step Quantity | 7 |
| First End Diameter | 1.3770 INCHES MINIMUM AND 1.3776 INCHES MAXIMUM IN |
| Second End Diameter | 1.2480 INCHES MINIMUM AND 1.2570 INCHES MAXIMUM IN |
| Largest Step Diameter | 1.562 INCHES NOMINAL IN |
| Second End Spline Minor Diameter | 1.0640 INCHES MINIMUM AND 1.0690 INCHES MAXIMUM IN |
| First End Style | CIRCULAR GROOVED |
| Second End Spline Major Diameter | 1.2460 INCHES MINIMUM AND 1.2480 INCHES MAXIMUM IN |
| End Similarity | NOT IDENTICAL |
| First End Distance From End to Groove | 1.125 INCHES NOMINAL IN |
| Second End Spline Quantity | 10 |
| First End Groove Diameter | 1.2500 INCHES NOMINAL IN |
| Second End Style | SPLINED (STRAIGHT) |
| Material | STEEL |
| First End Groove Width | 0.1250 INCHES NOMINAL IN |
| Second End Spline Length | 1.250 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 |
|---|---|
| 6110-152 ITEM 8 PRIMARY | Naval Sea Systems Command (USA) |
| 5202547 ITEM 8 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 5202547 ITEM 8 | 5/9 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
| 6110-152 ITEM 8 | C/1 Advisory reference — outside the item-of-supply concept Huntington Ingalls Inc Div Newport News Shipbuilding |
| 5202547 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 3040-01-284-7434 is a Shaft,shouldered, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-284-7434 has 2 manufacturer part numbers on file: 6110-152 ITEM 8 (Naval Sea Systems Command), 5202547 ITEM 8 (Naval Sea Systems Command).
3 possible matches (shared part number, not a government interchangeability claim): 3040-01-284-7455, 3010-01-285-4599, 4730-01-465-2404. Verify interchangeability with system specifications before substitution.
Key specifications for 6110-152 ITEM 8: Step Quantity: 7; First End Diameter: 1.3770 INCHES MINIMUM AND 1.3776 INCHES MAXIMUM IN; Second End Diameter: 1.2480 INCHES MINIMUM AND 1.2570 INCHES MAXIMUM IN; Largest Step Diameter: 1.562 INCHES NOMINAL IN. 15 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.