The Cylinder Assembly,actuating,line, cataloged under National Stock Number 3040-01-339-9543, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Triumph Actuation Systems - Connecticut, Llc. Government technical data includes 2 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-339-9543 |
| Primary Part Number | OMP 4079-17 |
| Item Name | Cylinder Assembly,actuating,line |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Triumph Actuation Systems - Connecticut, Llc |
| Status | ACTIVE |
| Extended Length | 7.700 INCHES NOMINAL IN |
| Bore Diameter | 1.360 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 12488605 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| OMP 4079-17 PRIMARY | Triumph Actuation Systems - Connecticut, Llc (USA) |
| Reference | Meaning |
|---|---|
| OMP 4079-11 | 5/9 Secondary reference Triumph Actuation Systems - Connecticut, Llc |
| 3040013399543 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 12472701 | 5/9 Secondary reference U S Army Tank Automotive Command Amsta-Im-Mm |
| 12324794 | 5/9 Secondary reference U S Army Tank Automotive Command Amsta-Im-Mm |
| 3-300-513-04 | 5/2 Secondary reference U.S. Government activity |
NSN 3040-01-339-9543 is a Cylinder Assembly,actuating,line, manufactured by Triumph Actuation Systems - Connecticut, Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-339-9543 has 2 manufacturer part numbers on file: 12488605 (U S Army Tank Automotive Command Amsta-Im-Mm), OMP 4079-17 (Triumph Actuation Systems - Connecticut, Llc).
Key specifications for OMP 4079-17: Extended Length: 7.700 INCHES NOMINAL IN; End Item Identification: 2350-01-087-1095;M1A1; Bore Diameter: 1.360 INCHES NOMINAL IN. 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.
NSN 3040-01-339-9543 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.