The Shaft,shouldered, cataloged under National Stock Number 3040-01-066-1219, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Hannon Electric Co of Arizona. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-066-1219 |
| Primary Part Number | 7312-2 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — No Item Name Available |
| Manufacturer | Hannon Electric Co of Arizona |
| Status | ACTIVE |
| First End Style | FLAT KEYWAY |
| Second End Spline Quantity | 16 |
| Largest Step Diameter | 0.998 INCHES NOMINAL IN |
| First End Keyway Width | 0.2510 INCHES NOMINAL IN |
| Second End Diameter | 0.8480 INCHES NOMINAL IN |
| Material | STEEL COMP 1045 |
| First End Diameter | 0.9980 INCHES NOMINAL IN |
| Second End Spline Major Diameter | 0.8480 INCHES NOMINAL IN |
| First End Keyway Depth | 0.126 INCHES NOMINAL IN |
| Surface Finish | 125.0 MICROINCHES |
| Second End Spline Minor Diameter | 0.7300 INCHES NOMINAL IN |
| External Keyway Length | 0.850 INCHES NOMINAL FIRST END IN |
| Second End Spline Length | 1.750 INCHES NOMINAL IN |
| Step Quantity | 2 |
| End Similarity | NOT IDENTICAL |
| Second End Style | SPLINED (STRAIGHT) |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 7312-2 | Hannon Electric Co of Arizona (USA) |
NSN 3040-01-066-1219 is a Shaft,shouldered, manufactured by Hannon Electric Co of Arizona, classified under FSC 3040 (No Item Name Available). Status: active.
NSN 3040-01-066-1219 has 1 cross-referenced part number: 7312-2 (Hannon Electric Co of Arizona).
There are 3 known substitutes for 3040-01-066-1219: 6210-00-500-4693, 5120-01-398-9244, 6640-01-509-7078. Verify interchangeability with system specifications before substitution.
Key specifications for 7312-2: Overall Length: 3.450 INCHES NOMINAL IN; First End Style: FLAT KEYWAY; Second End Spline Quantity: 16; Largest Step Diameter: 0.998 INCHES NOMINAL IN. 17 total characteristics are documented in the Federal Logistics Information System.