The Shaft,shouldered, cataloged under National Stock Number 3040-01-439-4428, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Northern Lights Inc. Government technical data includes 3 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-439-4428 |
| Primary Part Number | 25-12059 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Northern Lights Inc |
| Status | ACTIVE |
| First End Style | SPLINED (STRAIGHT) |
| End Similarity | NOT IDENTICAL |
| Second End Style | SPLINED (STRAIGHT) |
| 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 |
|---|---|
| 25-12059 PRIMARY | Northern Lights Inc (USA) |
NSN 3040-01-439-4428 is a Shaft,shouldered, manufactured by Northern Lights Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-439-4428 has 1 manufacturer part number on file: 25-12059 (Northern Lights Inc).
Key specifications for 25-12059: First End Style: SPLINED (STRAIGHT); End Similarity: NOT IDENTICAL; Second End Style: SPLINED (STRAIGHT); End Item Identification: W/S ELECTRIC POWER GENERATION SYSTEM. 3 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.