The Cylinder Assembly,actuating,line, cataloged under National Stock Number 3040-01-363-2434, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Allenair Corp. Government technical data includes 20 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-363-2434 |
| Primary Part Number | AS-2X2-1/2-SR-F-WR |
| Item Name | Cylinder Assembly,actuating,line |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Allenair Corp |
| Status | ACTIVE |
| Mounting Facility Diameter | 0.344 INCHES NOMINAL IN |
| Pressure Rating | 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS |
| Compressed Length | 10.813 INCHES NOMINAL IN |
| Extended Length | 13.313 INCHES NOMINAL IN |
| Design Characteristics | DOUBLE ACTING SINGLE CYLINDER |
| Port Thread Series Designator | ANPT |
| First Piston Rod End Thread Quantity Per Inch | 11 |
| First End External Thread Length | 1.250 INCHES NOMINAL IN |
| Mounting Provision Arrangement Style | FOUR HOLE RECTANGULAR |
| First Piston Rod End Style | EXTERNAL THREADED |
| Longest Vertical Distance Between Mounting Centers | 1.625 INCHES NOMINAL IN |
| Port Nominal Pipe Thread Size | 0.250 INCHES IN |
| Port Style | GASKET SEAL |
| First Piston Rod End Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Mounting Provision for Which Designed | UNTHREADED MOUNTING HOLES |
| Integral Valve Operation Method | PNEUMATIC |
| Bore Diameter | 2.000 INCHES NOMINAL IN |
| Mounting Type and Location | LUG(S) BOTH ENDS |
| First Piston Rod End Thread Diameter | 0.625 INCHES NOMINAL IN |
| Longest Horizontal Distance Between Mounting Centers | 8.625 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 |
|---|---|
| AS-2X2-1/2-SR-F-WR PRIMARY | Allenair Corp (USA) |
| A306440 | Control Flow, Inc. Dba Control Flow Inc (USA) |
| Reference | Meaning |
|---|---|
| A306440 | 5/9 Secondary reference Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division |
NSN 3040-01-363-2434 is a Cylinder Assembly,actuating,line, manufactured by Allenair Corp, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-363-2434 has 2 manufacturer part numbers on file: AS-2X2-1/2-SR-F-WR (Allenair Corp), A306440 (Control Flow, Inc. Dba Control Flow Inc).
Key specifications for AS-2X2-1/2-SR-F-WR: Mounting Facility Diameter: 0.344 INCHES NOMINAL IN; Overall Height: 2.000 INCHES NOMINAL IN; Pressure Rating: 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS; Compressed Length: 10.813 INCHES NOMINAL IN. 20 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.