The Shaft,shouldered, cataloged under National Stock Number 3040-00-388-2945, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Fairbanks Morse, Llc. Government technical data includes 12 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through both NSN and commercial part number lookups. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-388-2945 |
| Primary Part Number | 16608831 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Fairbanks Morse, Llc |
| Status | ACTIVE |
| Second End External Thread Length | 0.812 INCHES NOMINAL IN |
| Step Quantity | 5 |
| First End Diameter | 5.0000 INCHES NOMINAL IN |
| Second End Diameter | 5.0000 INCHES NOMINAL IN |
| Largest Step Diameter | 5.000 INCHES NOMINAL IN |
| First End Style | PLAIN |
| Second End Keyway Width | 0.3120 INCHES NOMINAL IN |
| Second End Keyway Depth | 0.641 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | EXTERNALLY THREADED AND FLAT KEYWAY |
| Material | STEEL |
| External Keyway Length | 0.938 INCHES NOMINAL SECOND END 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 |
|---|---|
| 16608831 | Fairbanks Morse, Llc (USA) |
| Reference | Meaning |
|---|---|
| P16 608 831N | 3/9 Design control — primary reference Bratwear Inc Div Alpha Parts & Supply, Inc |
| AFC5041A | 5/9 Secondary reference U.S. Government activity |
| NAFB5041A | 5/9 Secondary reference U.S. Government activity |
| 16300365 | 5/9 Secondary reference U.S. Government activity |
| 16608831 | 5/9 Secondary reference Bratwear Inc Div Alpha Parts & Supply, Inc |
| CAFB5041A | 5/9 Secondary reference U.S. Government activity |
| MAAFB2435APC15-24 | 5/9 Secondary reference U.S. Government activity |
| MAFB2435DPC15 | 5/9 Secondary reference U.S. Government activity |
| AFB5041A | 5/9 Secondary reference U.S. Government activity |
| 16608831 | 5/9 Secondary reference U.S. Government activity |
NSN 3040-00-388-2945 is a Shaft,shouldered, manufactured by Fairbanks Morse, Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-388-2945 has 1 manufacturer part number on file: 16608831 (Fairbanks Morse, Llc).
Key specifications for 16608831: Second End External Thread Length: 0.812 INCHES NOMINAL IN; Step Quantity: 5; First End Diameter: 5.0000 INCHES NOMINAL IN; Second End Diameter: 5.0000 INCHES NOMINAL IN. 12 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.