The Connecting Rod,piston, cataloged under National Stock Number 4310-00-412-3603, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. Government technical data includes 20 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-00-412-3603 |
| Item Name | Connecting Rod,piston |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Status | ACTIVE |
| Shaft Connecting End Hole Inside Diameter | 1.000 INCHES NOMINAL IN |
| End Thickness | 0.928 INCHES NOMINAL IN |
| Body Width at Piston Connecting End | 0.750 INCHES NOMINAL IN |
| Body Width at Shaft Connecting End | 1.125 INCHES NOMINAL IN |
| Shaft Connecting End Lubrication Drill Feature | NOT INCLUDED |
| Shaft Connecting End Bearing | NOT INCLUDED |
| Shaft Connecting End Thickness | 0.422 INCHES NOMINAL IN |
| Center to Center Effective Length | 4.000 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | OVAL TYPE |
| Piston Connecting End Bearing | NOT INCLUDED |
| Piston Connecting End Lubrication Method | SPLASH |
| End Hole Inside Diameter | 0.813 INCHES NOMINAL IN |
| Shaft Connecting End Style | PRESS SLEEVE |
| Material | ALUMINUM |
| Fabrication Method | CAST |
| Piston End Connection Style | SMALL ENGINE AND AUTOMOTIVE STANDARD |
| Edge Radius | 0.625 INCHES NOMINAL IN |
| Piston Connecting End Lubrication Drill Feature | NOT INCLUDED |
| Shaft Connecting End Lubrication Method | SPLASH |
| Shaft Connecting End Edge Radius | 1.250 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 |
| Reference | Meaning |
|---|---|
| 7155-10700K | 3/2 Design control — primary reference U.S. Government activity |
| 7155-10700K | 3/9 Design control — primary reference Air Dry Co of America, Llc |
NSN 4310-00-412-3603 is a Connecting Rod,piston, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
Key specifications for 4310-00-412-3603: Shaft Connecting End Hole Inside Diameter: 1.000 INCHES NOMINAL IN; End Thickness: 0.928 INCHES NOMINAL IN; Body Width at Piston Connecting End: 0.750 INCHES NOMINAL IN; Body Width at Shaft Connecting End: 1.125 INCHES NOMINAL IN. 20 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.