The Shaft,shouldered, cataloged under National Stock Number 3040-01-239-3688, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Reliance Electric Company Dba Reliance & Dodge Brands. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-239-3688 |
| Primary Part Number | 67391-5-A |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Reliance Electric Company Dba Reliance & Dodge Brands |
| Status | ACTIVE |
| Step Quantity | 23 |
| Largest Step Diameter | 2.875 INCHES NOMINAL IN |
| First End Style | PLAIN |
| End Similarity | NOT IDENTICAL |
| Second End Style | PLAIN |
| Material | STEEL COMP 1045 |
| 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 |
|---|---|
| 87543 PIECE 50 | Reliance Electric Company Dba Reliance & Dodge Brands (USA) |
| 67391-5-A PRIMARY | Reliance Electric Company Dba Reliance & Dodge Brands (USA) |
| Reference | Meaning |
|---|---|
| 87543 PIECE 50 | 5/9 Secondary reference Reliance Electric |
| 87543 | D/9 Drawing number reference only Reliance Electric |
| 67391-5-A | 3/9 Design control — primary reference Reliance Electric |
NSN 3040-01-239-3688 is a Shaft,shouldered, manufactured by Reliance Electric Company Dba Reliance & Dodge Brands, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-239-3688 has 2 manufacturer part numbers on file: 87543 PIECE 50 (Reliance Electric Company Dba Reliance & Dodge Brands), 67391-5-A (Reliance Electric Company Dba Reliance & Dodge Brands).
Key specifications for 67391-5-A: Step Quantity: 23; Largest Step Diameter: 2.875 INCHES NOMINAL IN; First End Style: PLAIN; Overall Length: 36.250 INCHES NOMINAL IN. 6 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.