The Cylinder Assembly,actuating,line, cataloged under National Stock Number 3040-01-246-5939, 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 Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-246-5939 |
| Primary Part Number | 52B10755-1 |
| Item Name | Cylinder Assembly,actuating,line |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba |
| Status | ACTIVE |
| FSC Application Data | AIRCRAFT HYDRAULIC,VACUUM,DEICING SYSTEMS |
| Compressed Length | 29.940 INCHES NOMINAL IN |
| Extended Length | 51.000 INCHES NOMINAL IN |
| Design Characteristics | DOUBLE ACTING SINGLE CYLINDER |
| Bore Diameter | 3.250 INCHES NOMINAL IN |
| 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 |
|---|---|
| 3.25DD2HLT39AX22.00 | Motion and Flow Control Products, Inc (USA) |
| 52B10755-1 PRIMARY | Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba (USA) |
| 52B10755-1 | Kampi Components Co Inc (USA) |
| 3.25DD2HLT39AX22.00 | Allen Orton Llc Dba Parker Store Div Hydradyne Llc / Allen Orton Llc (USA) |
| Reference | Meaning |
|---|---|
| 3040PL0828388 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 3.25DD2HLT39AX22.00 | 5/9 Secondary reference Connector Specialists of Alabama Llc Dba Connector Specialists of Al |
NSN 3040-01-246-5939 is a Cylinder Assembly,actuating,line, manufactured by Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-246-5939 has 4 manufacturer part numbers on file: 3.25DD2HLT39AX22.00 (Motion and Flow Control Products, Inc), 52B10755-1 (Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba), 52B10755-1 (Kampi Components Co Inc), 3.25DD2HLT39AX22.00 (Allen Orton Llc Dba Parker Store Div Hydradyne Llc / Allen Orton Llc).
Key specifications for 52B10755-1: Overall Height: 5.810 INCHES NOMINAL IN; FSC Application Data: AIRCRAFT HYDRAULIC,VACUUM,DEICING SYSTEMS; Compressed Length: 29.940 INCHES NOMINAL IN; Extended Length: 51.000 INCHES NOMINAL IN. 5 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.