The Shaft,shouldered, cataloged under National Stock Number 3040-00-348-0828, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Safran Power Usa Llc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-348-0828 |
| Primary Part Number | 21172 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — No Item Name Available |
| Manufacturer | Safran Power Usa Llc |
| Status | ACTIVE |
| First End Spline Quantity | 13 |
| First End Pressure Angle | 30.0000 DEGREES NOMINAL |
| Material | STEEL |
| First End Diameter | 0.2910 INCHES NOMINAL IN |
| End Similarity | IDENTICAL |
| Step Quantity | 5 |
| Largest Step Diameter | 0.390 INCHES NOMINAL IN |
| First End Spline Major Diameter | 0.2910 INCHES NOMINAL IN |
| First End Spline Length | 0.3190 INCHES NOMINAL IN |
| FSC Application Data | ACTUATOR ACFT |
| First End Style | SPLINED (INVOLUTE) |
| Surface Finish | 125.0 MICROINCHES |
| First End Spline Minor Diameter | 0.1995 INCHES NOMINAL IN |
| First End Pitch Diameter | 0.2537 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3040-00-348-0828 is a Shaft,shouldered, manufactured by Safran Power Usa Llc, classified under FSC 3040 (No Item Name Available). Status: active.
NSN 3040-00-348-0828 has 4 cross-referenced part numbers: 21172 (Safran Power Usa Llc), 21172-01 (Safran Power Usa Llc), 21172-01 (Lucas Aerospace Power Equipment Corporation), 21172 (Lucas Aerospace Power Equipment Corporation).
There are 7 known substitutes for 3040-00-348-0828: 5930-00-137-4878, 5935-00-167-5997, 5330-00-602-1547 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 21172: First End Spline Quantity: 13; First End Pressure Angle: 30.0000 DEGREES NOMINAL; Material: STEEL; First End Diameter: 0.2910 INCHES NOMINAL IN. 15 total characteristics are documented in the Federal Logistics Information System.