The Shaft,shouldered, cataloged under National Stock Number 3040-01-183-5435, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Aljers Llc. Government technical data includes 16 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-183-5435 |
| Primary Part Number | X80766-A |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Aljers Llc |
| Status | ACTIVE |
| Step Quantity | 10 |
| First End Diameter | 0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN |
| Second End Diameter | 1.6860 INCHES MINIMUM AND 1.6870 INCHES MAXIMUM IN |
| Largest Step Diameter | 3.000 INCHES NOMINAL IN |
| Second End Distance From Keyway Center to End | 0.438 INCHES NOMINAL IN |
| First End Style | FLAT KEYWAY |
| Second End Keyway Width | 0.1880 INCHES NOMINAL IN |
| Material Document and Classification | QQ-S-633-CANCELLED FED SPEC SINGLE MATERIAL RESPONSE |
| First End Keyway Depth | 0.125 INCHES NOMINAL IN |
| Second End Keyway Depth | 0.125 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | INDENTED FLAT KEYWAY |
| Material | STEEL |
| External Keyway Length | 0.500 INCHES NOMINAL SECOND END IN |
| External Keyway Length | 2.000 INCHES NOMINAL FIRST END IN |
| First End Keyway Width | 0.2500 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 |
|---|---|
| X80766-A PRIMARY | Aljers Llc (USA) |
| Reference | Meaning |
|---|---|
| X80766-A | 5/9 Secondary reference U.S. Government activity |
| D-326-3 PIECE 1 | 5/9 Secondary reference U.S. Government activity |
| B-80766-A | 3/9 Design control — primary reference U.S. Government activity |
NSN 3040-01-183-5435 is a Shaft,shouldered, manufactured by Aljers Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-183-5435 has 1 manufacturer part number on file: X80766-A (Aljers Llc).
Key specifications for X80766-A: Step Quantity: 10; First End Diameter: 0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN; Second End Diameter: 1.6860 INCHES MINIMUM AND 1.6870 INCHES MAXIMUM IN; Largest Step Diameter: 3.000 INCHES NOMINAL IN. 16 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.