The Shaft,straight, cataloged under National Stock Number 3040-01-118-3931, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Kalmar AC Inc. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-118-3931 |
| Primary Part Number | 4819992-1 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Kalmar AC Inc |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES |
| Second End Hole Diameter | 0.1550 INCHES NOMINAL IN |
| First End Diameter | 0.9998 INCHES NOMINAL IN |
| Second End Diameter | 0.9998 INCHES NOMINAL IN |
| First End Style | PLAIN |
| Second End Distance From Hole Center to End | 0.280 INCHES NOMINAL IN |
| Second End Hole Depth | 0.999 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | CROSS DRILLED HOLE AND INTERNALLY THREADED |
| Material | STEEL COMP 8620 |
| Second End Internal Thread Length | 0.500 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 |
|---|---|
| 4819992-1 PRIMARY | Kalmar AC Inc (USA) |
| Reference | Meaning |
|---|---|
| 4819992 | D/9 Drawing number reference only Kalmar AC Inc |
NSN 3040-01-118-3931 is a Shaft,straight, manufactured by Kalmar AC Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-118-3931 has 1 manufacturer part number on file: 4819992-1 (Kalmar AC Inc).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-408-7097. Verify interchangeability with system specifications before substitution.
Key specifications for 4819992-1: Surface Finish: 32.0 MICROINCHES; Second End Hole Diameter: 0.1550 INCHES NOMINAL IN; First End Diameter: 0.9998 INCHES NOMINAL IN; Second End Diameter: 0.9998 INCHES NOMINAL IN. 11 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.