The Connecting Rod,piston, cataloged under National Stock Number 2805-00-407-0605, is classified within Federal Supply Class 2805 (Gasoline Reciprocating Engines, Except Aircraft; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Briggs and Stratton Corp. Government technical data includes 25 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2805-00-407-0605 |
| Primary Part Number | 297569 |
| Item Name | Connecting Rod,piston |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Manufacturer | Briggs and Stratton Corp |
| Status | ACTIVE |
| Shaft Connecting End Hole Inside Diameter | 1.000 INCHES NOMINAL IN |
| End Thickness | 0.947 INCHES NOMINAL IN |
| Body Width at Piston Connecting End | 0.750 INCHES NOMINAL IN |
| Body Width at Shaft Connecting End | 0.972 INCHES NOMINAL IN |
| Shaft Connecting End Lubrication Drill Feature | INCLUDED |
| Shaft Connecting End Bearing | INCLUDED |
| Bearing Replaceability | NONREPLACEABLE |
| Shaft Connecting End Thickness | 0.945 INCHES NOMINAL IN |
| Center to Center Effective Length | 3.936 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | I-SECTION TYPE |
| Piston Connecting End Bearing | INCLUDED |
| Piston Connecting End Lubrication Method | SPLASH |
| Shaft Connecting End Width | 1.988 INCHES NOMINAL IN |
| Body Thickness at Piston Connecting End | 0.635 INCHES NOMINAL IN |
| End Hole Inside Diameter | 0.552 INCHES NOMINAL IN |
| Body Thickness at Shaft Connecting End | 0.750 INCHES NOMINAL IN |
| Shaft Connecting End Style | AUTOMOTIVE STANDARD SPLIT BEARING 2 BOLT |
| Material | ALUMINUM ALLOY |
| Fabrication Method | CAST |
| Piston End Connection Style | SMALL ENGINE AND AUTOMOTIVE STANDARD |
| Shaft Connecting End Bearing Replaceability | NONREPLACEABLE |
| Edge Radius | 0.418 INCHES NOMINAL IN |
| Piston Connecting End Lubrication Drill Feature | NOT INCLUDED |
| Shaft Connecting End Lubrication Method | SPLASH |
| Shaft Connecting End Edge Radius | 0.750 INCHES NOMINAL IN |
| 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 |
|---|---|
| 297569 PRIMARY | Briggs and Stratton Corp (USA) |
NSN 2805-00-407-0605 is a Connecting Rod,piston, manufactured by Briggs and Stratton Corp, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
NSN 2805-00-407-0605 has 1 manufacturer part number on file: 297569 (Briggs and Stratton Corp).
2 possible matches (shared part number, not a government interchangeability claim): 4920-01-298-3739, 4010-01-312-0653. Verify interchangeability with system specifications before substitution.
Key specifications for 297569: Shaft Connecting End Hole Inside Diameter: 1.000 INCHES NOMINAL IN; End Thickness: 0.947 INCHES NOMINAL IN; Body Width at Piston Connecting End: 0.750 INCHES NOMINAL IN; Body Width at Shaft Connecting End: 0.972 INCHES NOMINAL IN. 25 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.