The Piston,linear Actuating Cylinder, cataloged under National Stock Number 3040-00-252-7408, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Continental Machine Tool Co., Inc. Dba Continental Machine Tool Co Inc. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 3040-00-252-7408 |
| Primary Part Number | 613252 |
| Item Name | Piston,linear Actuating Cylinder |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Continental Machine Tool Co., Inc. Dba Continental Machine Tool Co Inc |
| Status | ACTIVE |
| Outside Diameter | 1.387 INCHES NOMINAL IN |
| Criticality Code Justification | FEAT |
| Material | STEEL CORROSION RESISTING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 613252 | Continental Machine Tool Co., Inc. Dba Continental Machine Tool Co Inc (USA) |
| 613252 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 613252 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-00-252-7408 is a Piston,linear Actuating Cylinder, manufactured by Continental Machine Tool Co., Inc. Dba Continental Machine Tool Co Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-252-7408 has 2 manufacturer part numbers on file: 613252 (Continental Machine Tool Co., Inc. Dba Continental Machine Tool Co Inc), 613252 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
1 possible match (shared part number, not a government interchangeability claim): 6605-00-603-8518. Verify interchangeability with system specifications before substitution.
Key specifications for 613252: Outside Diameter: 1.387 INCHES NOMINAL IN; Criticality Code Justification: FEAT; Overall Length: 4.420 INCHES NOMINAL IN; Special Features: WEAPON SYSTEM ESSENTIAL. 3 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 3040-00-252-7408 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.