The Shaft,straight, cataloged under National Stock Number 3040-01-497-3178, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-497-3178 |
| Primary Part Number | 566-7067170-211 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — No Item Name Available |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Second End Spline Major Diameter | 2.6200 INCHES MINIMUM AND 2.6250 INCHES MAXIMUM IN |
| Second End Hole Diameter | 0.6700 INCHES MINIMUM AND 0.6810 INCHES MAXIMUM IN |
| First End Keyway Width | 0.7500 INCHES MINIMUM AND 0.7520 INCHES MAXIMUM IN |
| Second End Spline Quantity | 20 |
| Surface Finish | 16.0 MICROINCHES |
| Material | NICKEL ALLOY |
| Material Document and Classification | QQ-N-286 FORM 2 COND:ANNEALED,HOT FINISHED&AGE HARDENED FED SPEC SINGLE MATERIAL RESPONSE |
| First End Diameter | 2.9980 INCHES MINIMUM AND 3.0000 INCHES MAXIMUM IN |
| External Keyway Length | 6.550 INCHES MINIMUM AND 6.582 INCHES MAXIMUM FIRST END IN |
| Second End Spline Minor Diameter | 2.2510 INCHES MINIMUM IN |
| Second End Distance From Hole Center to End | 1.131 INCHES NOMINAL IN |
| Second End Diameter | 2.9980 INCHES MINIMUM AND 3.0000 INCHES MAXIMUM IN |
| First End Distance From Keyway Center to End | 9.750 INCHES MINIMUM AND 9.765 INCHES MAXIMUM IN |
| First End Keyway Depth | 0.421 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| Second End Spline Length | 4.250 INCHES MINIMUM IN |
| Second End Style | CROSS DRILLED HOLE AND SPLINED (STRAIGHT) |
| First End Style | INDENTED FLAT KEYWAY |
| End Similarity | NOT IDENTICAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 7067170 | Naval Sea Systems Command (USA) |
| H625-0308-211 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 566-7067170-211 PRIMARY | Naval Sea Systems Command (USA) |
NSN 3040-01-497-3178 is a Shaft,straight, manufactured by Naval Sea Systems Command, classified under FSC 3040 (No Item Name Available). Status: active.
NSN 3040-01-497-3178 has 3 cross-referenced part numbers: 7067170 (Naval Sea Systems Command), H625-0308-211 (Electric Boat Corporation Div General Dynamics Electric Boat), 566-7067170-211 (Naval Sea Systems Command).
There are 8 known substitutes for 3040-01-497-3178: 3040-01-497-2449, 3040-01-497-3379, 3040-01-497-3382 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 566-7067170-211: Second End Spline Major Diameter: 2.6200 INCHES MINIMUM AND 2.6250 INCHES MAXIMUM IN; Second End Hole Diameter: 0.6700 INCHES MINIMUM AND 0.6810 INCHES MAXIMUM IN; First End Keyway Width: 0.7500 INCHES MINIMUM AND 0.7520 INCHES MAXIMUM IN; Second End Spline Quantity: 20. 21 total characteristics are documented in the Federal Logistics Information System.