The Shaft,straight, cataloged under National Stock Number 3040-00-507-3231, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Cummins Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 3040-00-507-3231 |
| Primary Part Number | 10298600 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Cummins Inc. |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES |
| Second End Hole Diameter | 0.1590 INCHES NOMINAL IN |
| First End Diameter | 0.8715 INCHES MINIMUM AND 0.8720 INCHES MAXIMUM IN |
| Second End Diameter | 0.8715 INCHES MINIMUM AND 0.8720 INCHES MAXIMUM IN |
| First End Hole Depth | 0.237 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN |
| First End Style | UNTHREADED CROSS DRILLED |
| Second End Groove Diameter | 0.8320 INCHES MINIMUM AND 0.8380 INCHES MAXIMUM IN |
| Second End Distance From Hole Center to End | 0.190 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN |
| Second End Hole Depth | 0.061 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN |
| End Similarity | NOT IDENTICAL |
| First End Hole Diameter | 0.1420 INCHES MINIMUM AND 0.1440 INCHES MAXIMUM IN |
| Second End Groove Width | 0.0460 INCHES MINIMUM AND 0.0490 INCHES MAXIMUM IN |
| Second End Distance From End to Groove | 0.042 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN |
| Second End Style | CROSS DRILLED AND CIRCULAR GROOVED |
| Material | STEEL COMP 1045 OR STEEL COMP 1145 |
| First End Distance From Hole Center to End | 0.815 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 |
|---|---|
| 10298600 PRIMARY | Cummins Inc. (USA) |
| Reference | Meaning |
|---|---|
| 102986 | 5/9 Secondary reference Cummins Inc. |
NSN 3040-00-507-3231 is a Shaft,straight, manufactured by Cummins Inc., classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-507-3231 has 1 manufacturer part number on file: 10298600 (Cummins Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 7230-00-849-5789, 1650-00-873-6320. Verify interchangeability with system specifications before substitution.
Key specifications for 10298600: Surface Finish: 63.0 MICROINCHES; Second End Hole Diameter: 0.1590 INCHES NOMINAL IN; First End Diameter: 0.8715 INCHES MINIMUM AND 0.8720 INCHES MAXIMUM IN; Second End Diameter: 0.8715 INCHES MINIMUM AND 0.8720 INCHES MAXIMUM 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.