The Connecting Rod,piston, cataloged under National Stock Number 2805-01-021-7607, 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 Kalmar AC Inc. Government technical data includes 24 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2805-01-021-7607 |
| Primary Part Number | 4908659-8 |
| Item Name | Connecting Rod,piston |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Manufacturer | Kalmar AC Inc |
| Status | ACTIVE |
| Shaft Connecting End Hole Inside Diameter | 2.188 INCHES NOMINAL IN |
| End Thickness | 1.133 INCHES NOMINAL IN |
| Body Width at Piston Connecting End | 0.815 INCHES NOMINAL IN |
| Body Width at Shaft Connecting End | 0.895 INCHES NOMINAL IN |
| Shaft Connecting End Lubrication Drill Feature | NOT INCLUDED |
| Shaft Connecting End Bearing | NOT INCLUDED |
| Bearing Replaceability | REPLACEABLE |
| Shaft Connecting End Thickness | 1.312 INCHES NOMINAL IN |
| Center to Center Effective Length | 7.000 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 | 3.250 INCHES NOMINAL IN |
| Body Thickness at Piston Connecting End | 0.575 INCHES NOMINAL IN |
| End Hole Inside Diameter | 0.855 INCHES NOMINAL IN |
| Body Thickness at Shaft Connecting End | 0.598 INCHES NOMINAL IN |
| Shaft Connecting End Style | AUTOMOTIVE STANDARD SPLIT BEARING 2 BOLT |
| Material | STEEL |
| Fabrication Method | FORGED |
| Piston End Connection Style | SMALL ENGINE AND AUTOMOTIVE STANDARD |
| Edge Radius | 0.572 INCHES NOMINAL IN |
| Piston Connecting End Lubrication Drill Feature | INCLUDED |
| Shaft Connecting End Lubrication Method | FORCED-FEED |
| Shaft Connecting End Edge Radius | 1.700 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 |
|---|---|
| F600D03114 | Renk America Llc Div Renk America (USA) |
| 4908659-8 PRIMARY | Kalmar AC Inc (USA) |
| Reference | Meaning |
|---|---|
| 74908659 | 5/9 Secondary reference U.S. Government activity |
NSN 2805-01-021-7607 is a Connecting Rod,piston, manufactured by Kalmar AC Inc, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
NSN 2805-01-021-7607 has 2 manufacturer part numbers on file: F600D03114 (Renk America Llc Div Renk America), 4908659-8 (Kalmar AC Inc).
Key specifications for 4908659-8: Shaft Connecting End Hole Inside Diameter: 2.188 INCHES NOMINAL IN; End Thickness: 1.133 INCHES NOMINAL IN; Body Width at Piston Connecting End: 0.815 INCHES NOMINAL IN; Body Width at Shaft Connecting End: 0.895 INCHES NOMINAL IN. 24 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.