The Cylinder Assembly,actuating,line, cataloged under National Stock Number 3040-01-316-0634, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Stinar, Llc. Government technical data includes 4 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3040-01-316-0634 |
| Primary Part Number | 204087 |
| Item Name | Cylinder Assembly,actuating,line |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Stinar, Llc |
| Status | ACTIVE |
| FSC Application Data | STAIRCASE,AIRCRAFT |
| Compressed Length | 21.630 INCHES NOMINAL IN |
| Extended Length | 28.600 INCHES NOMINAL IN |
| Body Outside Diameter | 0.765 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 |
|---|---|
| 204087 | Pioneer Industries, Llc (USA) |
| 204087 PRIMARY | Stinar, Llc (USA) |
| Reference | Meaning |
|---|---|
| 1589AS604-1 | 5/9 Secondary reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 600-1786 | 5/9 Secondary reference Stinar, Llc |
| 600-1786 | 5/9 Secondary reference Rosenboom Machine and Tool Inc |
NSN 3040-01-316-0634 is a Cylinder Assembly,actuating,line, manufactured by Stinar, Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-316-0634 has 2 manufacturer part numbers on file: 204087 (Pioneer Industries, Llc), 204087 (Stinar, Llc).
1 possible match (shared part number, not a government interchangeability claim): 6110-01-613-2722. Verify interchangeability with system specifications before substitution.
Key specifications for 204087: FSC Application Data: STAIRCASE,AIRCRAFT; Compressed Length: 21.630 INCHES NOMINAL IN; Extended Length: 28.600 INCHES NOMINAL IN; Body Outside Diameter: 0.765 INCHES NOMINAL IN. 4 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.