The Shaft,straight, cataloged under National Stock Number 3040-00-659-6444, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Kohler Co Engine Plant Div. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 3040-00-659-6444 |
| Primary Part Number | 230125 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Kohler Co Engine Plant Div |
| Status | ACTIVE |
| First End Style | PLAIN |
| End Similarity | IDENTICAL |
| 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 |
|---|---|
| 230125 PRIMARY | Kohler Co Engine Plant Div (USA) |
| Reference | Meaning |
|---|---|
| 230125 | 5/9 Secondary reference Essex Industries, Inc. Dba Essex Industries |
| 230125S | 5/9 Secondary reference Essex Industries, Inc. Dba Essex Industries |
NSN 3040-00-659-6444 is a Shaft,straight, manufactured by Kohler Co Engine Plant Div, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-659-6444 has 1 manufacturer part number on file: 230125 (Kohler Co Engine Plant Div).
3 possible matches (shared part number, not a government interchangeability claim): 5330-00-705-0037, 5985-01-300-3317, 4730-01-602-6450. Verify interchangeability with system specifications before substitution.
Key specifications for 230125: First End Style: PLAIN; End Similarity: IDENTICAL; End Item Identification: ENGINE,MODEL K181,KOHLER CO. 2 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.