The Cylinder,actuating,linear, cataloged under National Stock Number 3040-01-522-5871, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Portland Valve Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Cylinder,actuating,linear |
| FSC / FSG | 3040 — Miscellaneous Power Transmission Equipment (FSG 30) |
| Manufacturers | Portland Valve Llc (CAGE 53154) |
| Parameter | Value |
|---|---|
| NSN | 3040-01-522-5871 |
| Primary Part Number | 106-0251 |
| Item Name | Cylinder,actuating,linear |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Portland Valve Llc |
| Status | ACTIVE |
| 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 |
|---|---|
| 506-3005 PC. NO. 7 | Portland Valve Llc (USA) |
| 106-0251 PRIMARY | Portland Valve Llc (USA) |
| Reference | Meaning |
|---|---|
| 506-3005 | D/9 Drawing number reference only Portland Valve Llc |
NSN 3040-01-522-5871 is a Cylinder,actuating,linear, manufactured by Portland Valve Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-522-5871 has 2 manufacturer part numbers on file: 506-3005 PC. NO. 7 (Portland Valve Llc), 106-0251 (Portland Valve Llc).
1 possible match (shared part number, not a government interchangeability claim): 3040-01-522-5872. Verify interchangeability with system specifications before substitution.
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.