The Cylinder,actuating,linear, cataloged under National Stock Number 3040-01-415-9551, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 11 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3040-01-415-9551 |
| Primary Part Number | 211076983 |
| Item Name | Cylinder,actuating,linear |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Mounting Facility Thread Class | 3B |
| Mounting Facility Circle Diameter | 4.750 INCHES NOMINAL IN |
| Overall Diameter | 7.000 INCHES NOMINAL IN |
| Mounting Provision Arrangement Style | SIX HOLE BOLT CIRCLE |
| Mounting Facility Thread Quantity Per Inch | 13 |
| Mounting Facility Thread Diameter | 0.500 INCHES NOMINAL IN |
| Mounting Facility Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Bore Diameter | 3.244 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING BODY |
| Mounting Facility Thread Direction | RIGHT-HAND |
| Mounting Provision | THREADED MOUNTING HOLES |
| 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 |
|---|---|
| 211076983 PRIMARY | Naval Sea Systems Command (USA) |
| 546-6405732 FIND 2 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| DF2018-96 | D/9 Drawing number reference only Huntington Ingalls Inc Div Newport News Shipbuilding |
| DF2018-96 FIND 2 | 5/9 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
| 546-6405732 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 3040-01-415-9551 is a Cylinder,actuating,linear, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-415-9551 has 2 manufacturer part numbers on file: 211076983 (Naval Sea Systems Command), 546-6405732 FIND 2 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 3040-01-415-9554. Verify interchangeability with system specifications before substitution.
Key specifications for 211076983: Mounting Facility Thread Class: 3B; Mounting Facility Circle Diameter: 4.750 INCHES NOMINAL IN; Overall Diameter: 7.000 INCHES NOMINAL IN; Mounting Provision Arrangement Style: SIX HOLE BOLT CIRCLE. 11 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.