The Cylinder Assembly,actuating,line, cataloged under National Stock Number 3040-01-019-4613, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Kalmar AC Inc. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3040-01-019-4613 |
| Primary Part Number | 74863124 |
| Item Name | Cylinder Assembly,actuating,line |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Kalmar AC Inc |
| Status | ACTIVE |
| Compressed Length | 81.620 INCHES NOMINAL IN |
| Extended Length | 152.370 INCHES NOMINAL IN |
| Design Characteristics | DOUBLE ACTING TWIN CYLINDER |
| Body Material | STEEL |
| Integral Valve Operation Method | HYDRAULIC |
| Bore Diameter | 2.250 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 |
|---|---|
| 74863124 PRIMARY | Kalmar AC Inc (USA) |
| Reference | Meaning |
|---|---|
| 74817036 | C/1 Advisory reference — outside the item-of-supply concept Kalmar AC Inc |
| 4853890 | D/9 Drawing number reference only Kalmar AC Inc |
NSN 3040-01-019-4613 is a Cylinder Assembly,actuating,line, manufactured by Kalmar AC Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-019-4613 has 1 manufacturer part number on file: 74863124 (Kalmar AC Inc).
1 possible match (shared part number, not a government interchangeability claim): 3040-01-243-0081. Verify interchangeability with system specifications before substitution.
Key specifications for 74863124: Compressed Length: 81.620 INCHES NOMINAL IN; Extended Length: 152.370 INCHES NOMINAL IN; Design Characteristics: DOUBLE ACTING TWIN CYLINDER; Body Material: STEEL. 6 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.