The Connecting Rod,piston, cataloged under National Stock Number 4310-00-735-9172, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-00-735-9172 |
| Primary Part Number | 1754N |
| Item Name | Connecting Rod,piston |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions |
| Status | ACTIVE |
| Shaft Connecting End Hole Inside Diameter | 2.750 INCHES NOMINAL IN |
| End Thickness | 1.375 INCHES NOMINAL IN |
| Body Width at Piston Connecting End | 1.250 INCHES NOMINAL IN |
| Body Width at Shaft Connecting End | 1.600 INCHES NOMINAL IN |
| Shaft Connecting End Lubrication Drill Feature | INCLUDED |
| Shaft Connecting End Bearing | INCLUDED |
| Bearing Replaceability | REPLACEABLE |
| Shaft Connecting End Thickness | 1.120 INCHES MINIMUM AND 1.121 INCHES MAXIMUM IN |
| Center to Center Effective Length | 9.499 INCHES MINIMUM AND 9.501 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | I-SECTION TYPE |
| Piston Connecting End Bearing | INCLUDED |
| Piston Connecting End Lubrication Method | FULL FORCED-FEED |
| Shaft Connecting End Width | 4.595 INCHES NOMINAL IN |
| Body Thickness at Piston Connecting End | 1.000 INCHES NOMINAL IN |
| End Hole Inside Diameter | 1.250 INCHES NOMINAL IN |
| Body Thickness at Shaft Connecting End | 1.000 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 |
| Shaft Connecting End Bearing Replaceability | REPLACEABLE |
| Edge Radius | 1.055 INCHES NOMINAL IN |
| Piston Connecting End Lubrication Drill Feature | INCLUDED |
| Shaft Connecting End Lubrication Method | FULL FORCED-FEED |
| Shaft Connecting End Edge Radius | 1.900 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 |
|---|---|
| 1754N PRIMARY | Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA) |
| Reference | Meaning |
|---|---|
| HL17830PC19 | 5/9 Secondary reference U.S. Government activity |
| 1754N | 5/9 Secondary reference Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions |
| 1754N | 5/9 Secondary reference U.S. Government activity |
| 1754N | 3/9 Design control — primary reference Siemens Energy, Inc. Dba Dresser-Rand |
NSN 4310-00-735-9172 is a Connecting Rod,piston, manufactured by Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-00-735-9172 has 1 manufacturer part number on file: 1754N (Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions).
Key specifications for 1754N: Shaft Connecting End Hole Inside Diameter: 2.750 INCHES NOMINAL IN; End Thickness: 1.375 INCHES NOMINAL IN; Body Width at Piston Connecting End: 1.250 INCHES NOMINAL IN; Body Width at Shaft Connecting End: 1.600 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.