The Cylinder Assembly,actuating,line, cataloged under National Stock Number 3040-01-348-1593, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Energy Manufacturing Co. Inc.. Government technical data includes 23 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-348-1593 |
| Primary Part Number | A-8426 |
| Item Name | Cylinder Assembly,actuating,line |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Energy Manufacturing Co. Inc. |
| Status | ACTIVE |
| First End Fork Depth | 2.250 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Provisions | 0.750 INCHES NOMINAL IN |
| Second End External Thread Length | 1.750 INCHES NOMINAL IN |
| Compressed Length | 12.000 INCHES NOMINAL IN |
| Piston Rod End Similarity | NOT IDENTICAL |
| Design Characteristics | DOUBLE ACTING SINGLE CYLINDER |
| Port Thread Series Designator | NPTF |
| First End Fork Width | 1.250 INCHES NOMINAL IN |
| Second Piston Rod End Style | EXTERNAL THREADED |
| Body Outside Diameter | 1.875 INCHES NOMINAL IN |
| Mounting Provision Arrangement Style | TWO HOLE |
| Second Piston Rod End Thread Series Designator | UNF |
| First End Fork Span Width | 0.750 INCHES NOMINAL IN |
| First Piston Rod End Style | FORK TYPE (CLEVIS) |
| Port Nominal Pipe Thread Size | 0.250 INCHES IN |
| Second End Outside Diameter | 0.500 INCHES NOMINAL IN |
| Port Style | GASKET SEAL |
| First End Hole Diameter | 0.516 INCHES NOMINAL IN |
| Second Piston Rod End Thread Diameter | 0.500 INCHES NOMINAL IN |
| Second Piston Rod End Thread Quantity Per Inch | 20 |
| Mounting Provision for Which Designed | UNTHREADED MOUNTING HOLES |
| Bore Diameter | 1.500 INCHES NOMINAL IN |
| Mounting Type and Location | FORK CYLINDER HEAD END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 3040-01-348-1593 is a Cylinder Assembly,actuating,line, manufactured by Energy Manufacturing Co. Inc., classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-348-1593 has 2 manufacturer part numbers on file: A-8426 (Energy Manufacturing Co. Inc.), 15889B (Energy Manufacturing Co. Inc.).
Key specifications for A-8426: First End Fork Depth: 2.250 INCHES NOMINAL IN; Center to Center Distance Between Mounting Provisions: 0.750 INCHES NOMINAL IN; Second End External Thread Length: 1.750 INCHES NOMINAL IN; Compressed Length: 12.000 INCHES NOMINAL IN. 23 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.