The Cylinder Assembly,actuating,line, cataloged under National Stock Number 3040-01-416-8525, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Wiggins Lift Co Inc. Government technical data includes 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-416-8525 |
| Primary Part Number | 640500 |
| Item Name | Cylinder Assembly,actuating,line |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Wiggins Lift Co Inc |
| Status | ACTIVE |
| Compressed Length | 47.250 INCHES NOMINAL IN |
| Extended Length | 83.750 INCHES NOMINAL IN |
| Design Characteristics | SINGLE ACTING SINGLE CYLINDER |
| Bore Diameter | 4.750 INCHES NOMINAL IN |
| First End Outside Diameter | 4.000 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 |
|---|---|
| 640500 PRIMARY | Wiggins Lift Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 050590.1 | 5/9 Secondary reference Brudi Equipment Inc |
| 050590 | D/9 Drawing number reference only Brudi Equipment Inc |
NSN 3040-01-416-8525 is a Cylinder Assembly,actuating,line, manufactured by Wiggins Lift Co Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-416-8525 has 1 manufacturer part number on file: 640500 (Wiggins Lift Co Inc).
2 possible matches (shared part number, not a government interchangeability claim): 6685-01-531-2981, 6640-01-692-8601. Verify interchangeability with system specifications before substitution.
Key specifications for 640500: Compressed Length: 47.250 INCHES NOMINAL IN; Extended Length: 83.750 INCHES NOMINAL IN; Design Characteristics: SINGLE ACTING SINGLE CYLINDER; Bore Diameter: 4.750 INCHES NOMINAL IN. 5 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.