The Cylinder Assembly,actuating,line, cataloged under National Stock Number 3040-01-290-5046, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 23 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3040-01-290-5046 |
| Item Name | Cylinder Assembly,actuating,line |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Center to Center Distance Between Mounting Provisions | 1.560 INCHES NOMINAL IN |
| Mounting Facility Thread Class | 2B |
| Compressed Length | 15.750 INCHES NOMINAL IN |
| Seat Angle in Deg | UNABLE TO DECODE |
| Extended Length | 27.750 INCHES NOMINAL IN |
| Design Characteristics | SINGLE ACTING SINGLE CYLINDER |
| Overall Diameter | 2.250 INCHES NOMINAL IN |
| Port Thread Series Designator | UNABLE TO DECODE |
| Mounting Provision Arrangement Style | TWO HOLE |
| First Piston Rod End Style | UNABLE TO DECODE |
| Mounting Facility Thread Quantity Per Inch | 18 |
| Mounting Facility Thread Length | 0.250 INCHES NOMINAL IN |
| Body Material | STEEL |
| Mounting Facility Thread Diameter | 0.312 INCHES NOMINAL IN |
| Port Nominal Pipe Thread Size | UNABLE TO DECODE |
| Port Style | UNABLE TO DECODE |
| Mounting Facility Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Mounting Provision for Which Designed | THREADED MOUNTING HOLES |
| Integral Valve Operation Method | HYDRAULIC |
| Bore Diameter | 1.688 INCHES NOMINAL IN |
| Mounting Type and Location | LUG(S) CYLINDER BASE |
| Mounting Facility Thread Direction | RIGHT-HAND |
| First End Outside Diameter | UNABLE TO DECODE |
| 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 |
|---|---|
| RC-1012 | 3/9 Design control — primary reference Enerpac Tool Group Corp |
NSN 3040-01-290-5046 is a Cylinder Assembly,actuating,line, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5940-01-696-1669. Verify interchangeability with system specifications before substitution.
Key specifications for 3040-01-290-5046: Center to Center Distance Between Mounting Provisions: 1.560 INCHES NOMINAL IN; Mounting Facility Thread Class: 2B; Compressed Length: 15.750 INCHES NOMINAL IN; Seat Angle in Deg: UNABLE TO DECODE. 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.