The Piston,linear Actuating Cylinder, cataloged under National Stock Number 3040-01-270-6493, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Parker Hannifin Corp Dba Pneutronics. Government technical data includes 2 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 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 | 3040-01-270-6493 |
| Primary Part Number | C20769 REV.E |
| Item Name | Piston,linear Actuating Cylinder |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Parker Hannifin Corp Dba Pneutronics |
| Status | ACTIVE |
| Outside Diameter | 4.500 INCHES NOMINAL IN |
| Material | STEEL |
| 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 |
|---|---|
| C20769 REV.E PRIMARY | Parker Hannifin Corp Dba Pneutronics (USA) |
| 20769 | Parker Hannifin Corp Dba Pneutronics (USA) |
NSN 3040-01-270-6493 is a Piston,linear Actuating Cylinder, manufactured by Parker Hannifin Corp Dba Pneutronics, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-270-6493 has 2 manufacturer part numbers on file: C20769 REV.E (Parker Hannifin Corp Dba Pneutronics), 20769 (Parker Hannifin Corp Dba Pneutronics).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-516-4810. Verify interchangeability with system specifications before substitution.
Key specifications for C20769 REV.E: Outside Diameter: 4.500 INCHES NOMINAL IN; Overall Length: 1.918 INCHES NOMINAL IN; Special Features: 3.160 IN.ID IN; Material: STEEL. 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.