The Shaft,straight, cataloged under National Stock Number 3040-01-485-7842, 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 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 3040-01-485-7842 |
| Primary Part Number | 122-5589567 PC 13 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES |
| Second End Hole Diameter | 0.2812 INCHES NOMINAL IN |
| First End Diameter | 1.4984 INCHES MINIMUM AND 1.4990 INCHES MAXIMUM IN |
| Second End Diameter | 1.4984 INCHES MINIMUM AND 1.4990 INCHES MAXIMUM IN |
| First End Style | PLAIN |
| Material Document and Classification | MIL-S-1222, STEEL ALLOY TYPE 1 GR-B7 MIL SPEC SINGLE MATERIAL RESPONSE |
| Second End Distance From Hole Center to End | 0.3750 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | UNTHREADED CROSS DRILLED |
| Material | STEEL |
| 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 |
|---|---|
| 122-5589567 PC 13 PRIMARY | Naval Sea Systems Command (USA) |
| 122-5589566 PC 42 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 5589567 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 3040-01-485-7842 is a Shaft,straight, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-485-7842 has 2 manufacturer part numbers on file: 122-5589567 PC 13 (Naval Sea Systems Command), 122-5589566 PC 42 (Naval Sea Systems Command).
2 possible matches (shared part number, not a government interchangeability claim): 3040-01-493-6477, 3040-01-493-6482. Verify interchangeability with system specifications before substitution.
Key specifications for 122-5589567 PC 13: Surface Finish: 63.0 MICROINCHES; Second End Hole Diameter: 0.2812 INCHES NOMINAL IN; First End Diameter: 1.4984 INCHES MINIMUM AND 1.4990 INCHES MAXIMUM IN; Second End Diameter: 1.4984 INCHES MINIMUM AND 1.4990 INCHES MAXIMUM IN. 10 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.