The Cylinder Assembly,actuating,line, cataloged under National Stock Number 3040-01-363-4385, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Bellofram Corporation. Government technical data includes 9 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-363-4385 |
| Primary Part Number | S-9-F-XX-UM-NS |
| Item Name | Cylinder Assembly,actuating,line |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Bellofram Corporation |
| Status | ACTIVE |
| Pressure Rating | 145.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS |
| Compressed Length | 9.440 INCHES NOMINAL IN |
| Extended Length | 12.440 INCHES NOMINAL IN |
| Design Characteristics | DOUBLE ACTING SINGLE CYLINDER |
| Overall Diameter | 3.840 INCHES NOMINAL IN |
| Body Outside Diameter | 4.250 INCHES NOMINAL IN |
| Body Material | RUBBER SYNTHETIC |
| Integral Valve Operation Method | PNEUMATIC |
| Bore Diameter | 3.400 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 |
|---|---|
| S-9-F-XX-UM-NS PRIMARY | Bellofram Corporation (USA) |
| 301-906860-000 | Bellofram Corporation (USA) |
| Reference | Meaning |
|---|---|
| A3096860 | 5/9 Secondary reference Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division |
| A309680 | C/1 Advisory reference — outside the item-of-supply concept Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division |
| 301-906860-000 | 5/9 Secondary reference Mid Atlantic Instrumentation Inc |
| A3096860 | 7/2 Vendor item drawing reference Control Flow, Inc. Dba Control Flow Inc |
NSN 3040-01-363-4385 is a Cylinder Assembly,actuating,line, manufactured by Bellofram Corporation, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-363-4385 has 2 manufacturer part numbers on file: S-9-F-XX-UM-NS (Bellofram Corporation), 301-906860-000 (Bellofram Corporation).
Key specifications for S-9-F-XX-UM-NS: Overall Height: 4.250 INCHES NOMINAL IN; Pressure Rating: 145.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS; Compressed Length: 9.440 INCHES NOMINAL IN; Extended Length: 12.440 INCHES NOMINAL IN. 9 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.