The Piston,linear Actuating Cylinder, cataloged under National Stock Number 3040-01-201-8245, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 3040-01-201-8245 |
| Item Name | Piston,linear Actuating Cylinder |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Outside Diameter | 4.000 INCHES NOMINAL IN |
| Material | COPPER ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| SSBN608-522-1955446 | D/9 Drawing number reference only U.S. Government activity |
| SSBN608-522-1955446 PIECE 4 | 5/2 Secondary reference U.S. Government activity |
| 73643-67X2 PIECE 4 | 3/2 Design control — primary reference U.S. Government activity |
| 3060320-1 | C/1 Advisory reference — outside the item-of-supply concept Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) |
| 73643-67X2 | D/9 Drawing number reference only U.S. Government activity |
NSN 3040-01-201-8245 is a Piston,linear Actuating Cylinder, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 3040-01-202-4571, 5342-01-202-4572, 5342-01-202-4573. Verify interchangeability with system specifications before substitution.
Key specifications for 3040-01-201-8245: Outside Diameter: 4.000 INCHES NOMINAL IN; Special Features: MATERIAL IS PHOSPHOR BRONZE PER QQ-P-330,COMP A HARD;BORE 2.500 IN.ID;1 END IS 3.125 IN.OD IN; Material: COPPER ALLOY. 2 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.