The Shaft,shouldered, cataloged under National Stock Number 3040-01-208-1371, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-208-1371 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| First End Diameter | 0.4320 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN |
| Second End Diameter | 1.0000 INCHES NOMINAL IN |
| Largest Step Diameter | 1.057 INCHES MINIMUM AND 1.058 INCHES MAXIMUM IN |
| First End Slot Width | 0.188 INCHES NOMINAL IN |
| First End Style | SLOTTED |
| Criticality Code Justification | ZZZY |
| Material Document and Classification | ASTM-A276 ASSN STD SINGLE MATERIAL RESPONSE |
| End Similarity | NOT IDENTICAL |
| First End Slot Depth | 0.610 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN |
| Second End Style | EXTERNAL THREADED |
| Material | STEEL COMP 304 |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL F — Mutilate — Cut |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Reference | Meaning |
|---|---|
| 1671D03-1 | 3/1 Design control — primary reference U.S. Government activity |
NSN 3040-01-208-1371 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-208-1371: First End Diameter: 0.4320 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN; Second End Diameter: 1.0000 INCHES NOMINAL IN; Largest Step Diameter: 1.057 INCHES MINIMUM AND 1.058 INCHES MAXIMUM IN; First End Slot Width: 0.188 INCHES NOMINAL IN. 12 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.
NSN 3040-01-208-1371 has DEMIL Code F. Demilitarization may be required before disposal or transfer to non-military entities.
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.