The Cylinder Assembly,actuating,line, cataloged under National Stock Number 3040-01-218-6845, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Lift-a-Loft, Llc. Government technical data includes 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3040-01-218-6845 |
| Primary Part Number | D19055 ITEM 42 |
| Item Name | Cylinder Assembly,actuating,line |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Lift-a-Loft, Llc |
| Status | ACTIVE |
| Compressed Length | 8.000 INCHES NOMINAL IN |
| Design Characteristics | DOUBLE ACTING SINGLE CYLINDER |
| Overall Diameter | 2.500 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 |
|---|---|
| D19055 ITEM 42 PRIMARY | Lift-a-Loft, Llc (USA) |
| HCM85B PRIMARY | Lift-a-Loft, Llc (USA) |
| Reference | Meaning |
|---|---|
| D19055 | D/9 Drawing number reference only Lift-a-Loft, Llc |
| 1407502 | 3/9 Design control — primary reference Iowa Industrial Hydraulics Inc |
NSN 3040-01-218-6845 is a Cylinder Assembly,actuating,line, manufactured by Lift-a-Loft, Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-218-6845 has 2 manufacturer part numbers on file: D19055 ITEM 42 (Lift-a-Loft, Llc), HCM85B (Lift-a-Loft, Llc).
1 possible match (shared part number, not a government interchangeability claim): 4320-01-218-6889. Verify interchangeability with system specifications before substitution.
Key specifications for D19055 ITEM 42: Compressed Length: 8.000 INCHES NOMINAL IN; Design Characteristics: DOUBLE ACTING SINGLE CYLINDER; Overall Diameter: 2.500 INCHES NOMINAL IN. 3 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.