The Piston,linear Actuating Cylinder, cataloged under National Stock Number 3040-00-509-6313, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3040-00-509-6313 |
| Primary Part Number | 63442-001 |
| Item Name | Piston,linear Actuating Cylinder |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions |
| Status | ACTIVE |
| 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 |
|---|---|
| 63442-001 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA) |
| Reference | Meaning |
|---|---|
| 3211883 | 5/9 Secondary reference U.S. Government activity |
| LH63611PC8-5 | 5/9 Secondary reference U.S. Government activity |
| LD63442 | 5/9 Secondary reference U.S. Government activity |
| 63442 | 5/9 Secondary reference U.S. Government activity |
| 63442-001 | 3/9 Design control — primary reference Siemens Government Technologies, Inc. Dba Sgt Dresser-Rand Div Sgt Dresser-Rand |
| LD63442 | 5/9 Secondary reference U.S. Government activity |
| LH63611PC8-5 | 5/9 Secondary reference U.S. Government activity |
| 63442 | 5/9 Secondary reference U.S. Government activity |
| CS5096313 | 5/9 Secondary reference Calabrese & Sons, Inc. |
NSN 3040-00-509-6313 is a Piston,linear Actuating Cylinder, manufactured by Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-509-6313 has 1 manufacturer part number on file: 63442-001 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions).
1 possible match (shared part number, not a government interchangeability claim): 7025-01-344-7357. Verify interchangeability with system specifications before substitution.
Key specifications for 63442-001: Special Features: STEEL,QQ-S-741; 4.969 IN. OD; 7.562 IN. O/A LG; 4 HOLES,0.250 I+N. DIA,0.375 IN. DP,ON A 1.375 IN. BOLT CIRCLE; THD 0.625-11 EXT NATIONAL COARSE,ONE END; CHAMFER 1/30 IN. BY 45 DEG,OTHER END IN. 0 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.