The Connecting Rod,piston, cataloged under National Stock Number 4320-01-322-5828, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Raytheon Company Div Rmd Strategic. Government technical data includes 2 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-322-5828 |
| Primary Part Number | 1661751 |
| Item Name | Connecting Rod,piston |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Raytheon Company Div Rmd Strategic |
| Status | ACTIVE |
| Cross-Sectional Shape Style | ROUND TYPE |
| Material | ALUMINUM ALLOY |
| 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 |
|---|---|
| 1661751 PRIMARY | Raytheon Company Div Rmd Strategic (USA) |
NSN 4320-01-322-5828 is a Connecting Rod,piston, manufactured by Raytheon Company Div Rmd Strategic, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-322-5828 has 1 manufacturer part number on file: 1661751 (Raytheon Company Div Rmd Strategic).
1 possible match (shared part number, not a government interchangeability claim): 5305-01-518-3291. Verify interchangeability with system specifications before substitution.
Key specifications for 1661751: Cross-Sectional Shape Style: ROUND TYPE; Material: ALUMINUM ALLOY. 2 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.